Showing posts with label mobiles. Show all posts
Showing posts with label mobiles. Show all posts

Friday, November 8, 2013

Thursday, November 7, 2013

China Mobiles Keypad Hang During Call Problem Solution

China Phones Hang During Call Solution
China Mobiles Keypad Hang During Call Problem Solution
Connect the Extra Wire with Antina 

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Saturday, November 2, 2013

Keypad Problen in China Mobiles Repairing Guide

China Mobiles Some Keys Not Working Guide 
Keypad Problem in China Phones
First we need to know china phone keypad connected with PCB how way

(A) Direct on PCB

(B) Flex System (flex cable direct soldering pcb to keypad panel)

(C) Flex and socket system include (flex one side soldering with key panel other side connect to pcb with socket)

(D) only Socket System (here have 2 socket, 1 with key panel others with pcb)

Keypad problem have various type

1. All key not work.

2. some key work and some other not work.

3. sometimes work and sometimes not work.

1. All key not work

china phone all key not work for this type of problem
(A) though its touch screen phone, first try to disconnect touch panel line from phone pcb or display flex (4 line)

(B) though not solve and keypad direct on pcb first you try to good clean full pcb with cleaner.

(C) though not solve now you try to format/flash your phone because some time key problem come from software problem.

(D) though still not solve now you check must be CPU. 95% china phone keypad directly going in cpu. and other 5% first going to resistor or capacitor near the cpu or keypad than going to cpu. so now first check them than you can try to re-hot, re-soldering or changing cpu.

(E) though its flex or socket system, first check GND connection continuslay pcb to key panel. next check full flex or socket all line going continuously pcb to key panel or not. also sometimes flex or socket shorted with other line or gnd so check also them.

(F) Also you can check all key anyone is short 2 line.

(G) sometimes keypad line broken from cpu pin on pcb to key panel, so check them.

2. Some key work and some other not work
Some key work and some other is not work for this type of problem

(A) maximum time this problem we face for flex or socket system keypad. so check flex cable and socket all line any line is broken or not and though need change them. and check all key connection on key panel.

(B) though its direact on pcb, some of key line broken internaly. and maximum china phone have alternative test point near every key or with other key on keypad. so check them with multimeter and though need connect to not work key with near testpoint or other working key.

(C) common problem is keypad metal ball (which is short 2 line on key when we press) sometimes its damage for phone water damage or over key voltage, so clean them or change.

(D) also try to check line continuously from cpu to not working key.


3. sometimes work and sometimes not work
this problem come from this defect

(A) flex or socket system keypad any line is bad soldering or do lose contact. check them and
re-soldering or keep there line join with extra ware.

(B) for cpu bad soldering or cpu pin is broken. so re-hot or re-ball cpu.
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Thursday, October 31, 2013

CELKON China Mobiles All Models Schmetic Diagrams


Model List
  1. A1 Schmetic Dig
    1. A7 Schmetic Dig
      1. A9 Sechmetic Dig
        1. A19 Schmetic Dig
          1. A88 Schmetic Dig
            1. A95 Schmetic Dig
              1. A97 Schmetic Dig
                1. C1 Schmetic dig
                  1. C9 Schmetic dig
                    1. C10 Schmetic dig
                      1. C10+ Schmetic dig
                        1. C17 Schmetic Dig
                          1. C24 Schmetic Dig
                            1. C33 Schmetic dig
                              1. C44 Schmetic Dig
                                1. C50 3D Schmetic Dig
                                  1. C60 Schmetic dig
                                    1. C70 Schmetic Dig
                                      1. C75 Schmetic Dig
                                        1. C88 & C88 I Schmetic dig
                                          1. C90 Schmetic Dig
                                            1. C100 Schmetic Dig
                                              1. C101 Schmetic dig
                                                1. C102 Schmetic dig
                                                  1. C105 Schmetic Dig
                                                    1. C111 Schmetic dig
                                                      1. C201 Schmetic dig
                                                        1. C202 Schmetic dig
                                                          1. C203 Schmetic Dig
                                                            1. C206 Schmetic Dig
                                                              1. C207 Schmetic dig
                                                                1. C260 Schmetic Dig
                                                                  1. C303 Schmetic dig
                                                                    1. C305 Schmetic dig
                                                                      1. C309 Schmetic Dig
                                                                        1. C337 Schmetic Dig
                                                                          1. C349 Service Data
                                                                            1. C350 Schmetic Dig
                                                                              1. C359 Schmetic Dig
                                                                                1. C360 Schmetic Dig
                                                                                  1. C369 Schmetic dig
                                                                                    1. C404 Schmetic dig
                                                                                      1. C504 Schmetic Dig
                                                                                        1. C550 Schmetic Dig
                                                                                          1. C555 Schmetic dig
                                                                                            1. C570 Schmetic Dig
                                                                                              1. C606 Schmetic Dig
                                                                                                1. C660I & C770I Schmetic Dig
                                                                                                  1. C705 Schmetic Dig
                                                                                                    1. C769 Schmetic Dig
                                                                                                      1. C770 DJ & C770N
                                                                                                        1. C770 Star Schmetic Dig
                                                                                                          1. C770, C66 ,C770M Schmetic dig
                                                                                                            1. C770N Schmetic Dig
                                                                                                              1. C909 Schmetic Dig
                                                                                                                1. C999 Schmetic dig
                                                                                                                  1. C2000 Schmetic dig
                                                                                                                    1. C2010 Schmetic diag
                                                                                                                      1. C3030 Schmetic dig
                                                                                                                        1. C5050 Schmetic Dig
                                                                                                                          1. C5050i Schmetic Dig
                                                                                                                            1. CT-1 Schmectic Dig
                                                                                                                              1. i4 Schmetic Dig
                                                                                                                                1. i9 Schmetic dig

                                                                                                                                1. DOWNLOAD
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                                                                                                                                Wednesday, October 23, 2013

                                                                                                                                China Mobiles Keypad Hang During Call Problem Solution

                                                                                                                                China Mobiles Keypad Hang During Call Problem Solution

                                                                                                                                China Phones Hang During Call Solution
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                                                                                                                                China Mobiles Keypad Hang During Call Problem Solution
                                                                                                                                Connect the Extra Wire with Antina
                                                                                                                                Read More..

                                                                                                                                Tuesday, October 15, 2013

                                                                                                                                China Mobiles Fake Charging Solution

                                                                                                                                China Phones Charging Not Stored Solution

                                                                                                                                China Mobiles Charging IC Jumper Solution
                                                                                                                                Read More..

                                                                                                                                Monday, October 7, 2013

                                                                                                                                Nokia Mobiles Secret Codes


                                                                                                                                Check out the Nokia Mobile Tips and Tricks and Nokia mobile codes. Find out these Nokia mobile shortcuts. You already know about how to find if your Nokia mobile is original or duplicate. Now check the Nokia cellphone  tips and tricks:

                                                                                                                                These Nokia codes  can work on most Nokia Mobile Phones

                                                                                                                                (1) *3370# Activate Enhanced Full Rate Codec (EFR) – Your phone uses the best sound quality but talk time is reduced my approx. 5%

                                                                                                                                (2) #3370# Deactivate Enhanced Full Rate Codec (EFR) OR *3370# ( F avourite )

                                                                                                                                (3) *#4720# Activate Half Rate Codec – Your phone uses a lower quality sound but you should gain approx 30% more Talk Time.

                                                                                                                                (4) *#4720# Deactivate Half Rate Codec.

                                                                                                                                (5) *#0000# Displays your phones software version, 1st Line : Software Version, 2nd Line : Software Release Date, 3rd Line : Compression Type. ( Favourite )

                                                                                                                                (6) *#9999# Phones software version if *#0000# does not work.

                                                                                                                                (7) *#06# For checking the International Mobile Equipment Identity (IMEI Number). ( Favourite )

                                                                                                                                (8) #pw+1234567890+1# Provider Lock Status. (use the “*” button to obtain the “p,w”
                                                                                                                                and “+” symbols).

                                                                                                                                (9) #pw+1234567890+2# Network Lock Status. (use the “*” button to obtain the “p,w”
                                                                                                                                and “+” symbols).

                                                                                                                                (10) #pw+1234567890+3# Country Lock Status. (use the “*” button to obtain the “p,w”
                                                                                                                                and “+” symbols).

                                                                                                                                (11) #pw+1234567890+4# SIM Card Lock Status. (use the “*” button to obtain the “p,w”
                                                                                                                                and “+” symbols).

                                                                                                                                (12) *#147# (vodafone) this lets you know who called you last.

                                                                                                                                (13) *#1471# Last call (Only vodofone).

                                                                                                                                (14) *#21# Allows you to check the number that “All Calls” are diverted to

                                                                                                                                (15) *#2640# Displays security code in use.

                                                                                                                                (16) *#30# Lets you see the private number.

                                                                                                                                (17) *#43# Allows you to check the “Call Waiting” status of your phone.

                                                                                                                                (18) *#61# Allows you to check the number that “On No Reply” calls are diverted to.

                                                                                                                                (19) *#62# Allows you to check the number that “Divert If Unreachable (no service)” calls
                                                                                                                                are diverted to.

                                                                                                                                (20) *#67# Allows you to check the number that “On Busy Calls” are diverted to.

                                                                                                                                (21) *#67705646# Removes operator logo on 3310 & 3330.

                                                                                                                                (22) *#73# Reset phone timers and game scores.

                                                                                                                                (23) *#746025625# Displays the SIM Clock status, if your phone supports this power saving feature “SIM Clock Stop Allowed”, it means you will get the best standby time possible.

                                                                                                                                (24) *#7760# Manufactures code.

                                                                                                                                (25) *#7780# Restore factory settings.

                                                                                                                                (26) *#8110# Software version for the nokia 8110.

                                                                                                                                (27) *#92702689# Displays – 1.Serial Number, 2.Date Made, 3.Purchase Date, 4.Date of last repair (0000 for no repairs), 5.Transfer User Data. To exit this mode you need to switch your phone off then on again. ( Favourite )

                                                                                                                                (28) *#94870345123456789# Deactivate the PWM-Mem.

                                                                                                                                (29) **21*number# Turn on “All Calls” diverting to the phone number entered.

                                                                                                                                (30) **61*number# Turn on “No Reply” diverting to the phone number entered.

                                                                                                                                (31) **67*number# Turn on “On Busy” diverting to the phone number entered.

                                                                                                                                (32) 12345 This is the default security code.

                                                                                                                                press and hold # Lets you switch between lines

                                                                                                                                NOKIA 5110/5120/5130/5190

                                                                                                                                IMEI number: * # 0 6 #
                                                                                                                                Software version: * # 0 0 0 0 #
                                                                                                                                Simlock info: * # 9 2 7 0 2 6 8 9 #
                                                                                                                                Enhanced Full Rate: * 3 3 7 0 # [ # 3 3 7 0 # off]
                                                                                                                                Half Rate: * 4 7 2 0 #
                                                                                                                                Provider lock status: #pw+1234567890+1
                                                                                                                                Network lock status #pw+1234567890+2
                                                                                                                                Provider lock status: #pw+1234567890+3
                                                                                                                                SimCard lock status: #pw+1234567890+4

                                                                                                                                NOKIA 6110/6120/6130/6150/6190

                                                                                                                                IMEI number: * # 0 6 #
                                                                                                                                Software version: * # 0 0 0 0 #
                                                                                                                                Simlock info: * # 9 2 7 0 2 6 8 9 #
                                                                                                                                Enhanced Full Rate: * 3 3 7 0 # [ # 3 3 7 0 # off]
                                                                                                                                Half Rate: * 4 7 2 0 #

                                                                                                                                NOKIA 3110

                                                                                                                                IMEI number: * # 0 6 #
                                                                                                                                Software version: * # 0 0 0 0 # or * # 9 9 9 9 # or * # 3 1 1 0 #
                                                                                                                                Simlock info: * # 9 2 7 0 2 6 8 9 #

                                                                                                                                NOKIA 3330

                                                                                                                                *#06#
                                                                                                                                This will show your warranty details *#92702689#
                                                                                                                                *3370#
                                                                                                                                Basically increases the quality of calling sound, but decreases battery length.
                                                                                                                                #3370#
                                                                                                                                Deactivates the above
                                                                                                                                *#0000#
                                                                                                                                Shows your software version
                                                                                                                                *#746025625#This shows if your phone will allow sim clock stoppage
                                                                                                                                *4370#
                                                                                                                                Half Rate Codec activation. It will automatically restart
                                                                                                                                #4370#
                                                                                                                                Half Rate Codec deactivation. It will automatically restart
                                                                                                                                Restore Factory Settings
                                                                                                                                To do this simply use this code *#7780#
                                                                                                                                Manufacturer Info
                                                                                                                                Date of Manufacturing *#3283#
                                                                                                                                *3001#12345# (TDMA phones only)

                                                                                                                                This will put your phone into programming mode, and you’ll be presented with the programming menu.
                                                                                                                                2) Select “NAM1″
                                                                                                                                3) Select “PSID/RSID”
                                                                                                                                4) Select “P/RSID 1″
                                                                                                                                Note: Any of the P/RSIDs will work
                                                                                                                                5) Select “System Type” and set it to Private
                                                                                                                                6) Select “PSID/RSID” and set it to 1
                                                                                                                                7) Select “Connected System ID”
                                                                                                                                Note: Enter your System ID for Cantel, which is 16401 or 16423. If you don’t know yours,
                                                                                                                                ask your local dealer for it.
                                                                                                                                 Select “Alpha Tag”
                                                                                                                                9) Enter a new tag, then press OK
                                                                                                                                10) Select “Operator Code (SOC)” and set it to 2050
                                                                                                                                11) Select “Country Code” and set it to 302 for Canada, and 310 for the US.
                                                                                                                                12) Power down the phone and power it back on again
                                                                                                                                ISDN Code
                                                                                                                                To check the ISDN number on your Nokia use this code *#92772689#
                                                                                                                                Read More..

                                                                                                                                Sunday, September 22, 2013

                                                                                                                                Samsung Galaxy s Series mobiles Secret Codes

                                                                                                                                Samsung Galaxy s Series mobiles Secret Codes

                                                                                                                                Action in your Mobiles.
                                                                                                                                Factory data soft master Reset *#*#7780#*#*
                                                                                                                                Gtalk service monitor galaxy s  *#*#8255#*#*
                                                                                                                                  opens a file twice *#*#273283*255*663282*#*#*
                                                                                                                                Gps test plus *#*#1472365#*#*
                                                                                                                                Mode service  main  menu *#*#197328640#*#*
                                                                                                                                factory hard reset to rom firmware default settings *2767*3855#
                                                                                                                                Current firmware with factory default settings *2767*2878#
                                                                                                                                Testing mode  *#0*#
                                                                                                                                view imei number samsung s3  *#06#
                                                                                                                                display phoneCurrent firmware *#1234#
                                                                                                                                battery and other generations settings *#*#4636#*#*
                                                                                                                                Read More..

                                                                                                                                Sunday, September 15, 2013

                                                                                                                                Use Your Android Mobiles As Modem

                                                                                                                                We know Android OS operating system is powered by the biggest, famous online data searching  giant GOOGLE. So obviously they include this feature although many of us doesnt know. However, Im now sharing you this two method for using your Android Phone as Modem.


                                                                                                                                How to Use Android Phone as Modem

                                                                                                                                Method 1 (WiFi). Follow the instructions bellow....
                                                                                                                                • First of all go to your Android phone Settings
                                                                                                                                • Click on Tethering & Portable Hotspot and then click Wifi Hotspot.
                                                                                                                                • You are simply done. Now your Android phone will work as wifi modem for connecting internet to your computer or Laptop.
                                                                                                                                Method 2 (USB). Follow the instructions bellow....
                                                                                                                                • Like the first method go to your Phone Settings
                                                                                                                                • Click on Tethering & portable hotspot and then click USB tethering
                                                                                                                                • Compete!!! Now simply use your phone as USB modem. 
                                                                                                                                Note: Settings might be little bit changed for different Android versions. Some of Android phone doesnt contain the Wifi hotspot settings.
                                                                                                                                Read More..