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CSL G16 Service Manual
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CSL G16 Service Manual

CSL G16 Service Manual

Gsm/gprs 900/1800mhz
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G16(EM941) SERVICE MANUAL
GSM/GPRS 900/1800MHz
Support EDGE, only downloading.
WAP/MMS
GPRS Class 12
player
MP3 player
music library
SRS
Voice Recorder
FM Radio
Micro USB 2.0
JAVA
Main WIFI
Blue tooth
MSN,Yahoo messenger,Youtube, Google talk,
Facebook,Twitter,Mini Opera,Google search
3.5mm Audio Jack,Yamaha amplifie
- 1 -

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Summary of Contents for CSL G16

  • Page 1 G16(EM941) SERVICE MANUAL GSM/GPRS 900/1800MHz Support EDGE, only downloading. WAP/MMS GPRS Class 12 player MP3 player music library Voice Recorder FM Radio Micro USB 2.0 JAVA Main WIFI Blue tooth MSN,Yahoo messenger,Youtube, Google talk, Facebook,Twitter,Mini Opera,Google search 3.5mm Audio Jack,Yamaha amplifie...
  • Page 2 INTRODUCTION The purpose of this document is to help service workshop technicians to service products. This service manual must be used only by authorized service suppliers. The content of it is confidential. Please note that provides other guidance documents for service suppliers. Follow these regularly and comply with the given instructions.

  • Page 3: Disassembly And Assembly

    DISASSEMBLY AND ASSEMBLY SERVICE TOOLS Iron 850 heater Oscillograph Voltage regulator Multimeter Constant temperature heater - 3 -...
  • Page 4 Software download cable Microscope Solder wire Wrist grounding strap soldering paste Antistatic gloves Solder wire, soldering paste Wrist grounding strap, Antistatic gloves Plate Screw driver Metal tweezers SRT-6 MTK series CPU plate Metal tweezers, Screw driver, SRT-6 Plates - 4 -...
  • Page 5 DISASSEMBLY Take out the screws. Pull out battery cover. Prize up the middle housing. Take off the back cover. Separate the FPC connector Take off the screw - 5 -...
  • Page 6 Take PCBA out of A cover Paste the film on lens and LCD Take off the main key - 6 -...
  • Page 7 ASSEMBLY Put the PCBA into A cover Close the FPC connector Put the cover on the PCBA Install the screw Close back cover and front cover together. Install power on key - 7 -...
  • Page 8 Lock the screws Assemble battery cover -FINISH- - 8 -...

  • Page 9: System Block Diagram

    Chapter 2 SYSTEM BLOCK DIAGRAM - 9 -...

  • Page 10: Actuall Board

    Chapter4 ACTUALL BOARD PCBA layout drawing A side: J701 LCD connector - 10 -...
  • Page 11 Electronic schemes Main CPU ② ① ④ ③ - 11 -...
  • Page 12 Keypad input ① - 12 -...
  • Page 13 Oclock Electronic schemes Oclock out put ② Cable and flash connect sheet ③ - 13 -...
  • Page 14 BT control ④ SIM card data out put ⑤ 7.2 MT6235 CPU power output - 14 -...
  • Page 15 CPU voitage and current sheet item voitage current Vcore 1.2v 200ma 2.8v 100ma Vadd 2.8v 150ma Vtcxo 2.8v 20ma Vrtc 1.2v 200ma Vmem 2.8v 150ma Vsim 2.8v 20ma 2.8v 200ma 1.8v 150ma 7.3 battery connector 由主机 CPU 送 来的 SIM 卡控 制信号.控制着...
  • Page 16 BT MODEL - 16 -...
  • Page 17 Audio PA U201 I/O connector (5PIN) 充电输入端 数据传输端 数据输入端 - 17 -...
  • Page 18 RF—AD6548 PA IC RF7166 - 18 -...
  • Page 19 SIM card 1power SIM 1 supplier SIM 1 data SIM 2 power SIM 2 supplier - 19 -...
  • Page 20 8.0 WIFI 2．Control loop - 20 -...

  • Page 21: Troubleshooting

    Chapter5 TROUBLE SHOOTING Test flowchart of test SIM card Could not read SIM card of master Clean or replace SIM Check if points of socket. SIM card are OK If SIM card is Replace SIM invalidation? card Power may be damaged. Test if voltage of pin 4/5 of J700 at exactly Connect to steady-voltage power on is 3V.
  • Page 22 Test flowchart of slave SIM card Could not read SIM card of slave Clean or replace If points of SIM are OK SIM socket If SIM card is Replace SIM invalidation card Test if voltage of 4/5 pin of J701 Connect to steady-voltage exactly power on is 3V.
  • Page 23 Test flowchart of can not power on (main) Could not power Check battery Re-solder point of J402 is replace J402 battery. Replace Connect power battery supply, if it can be power on? Update software to If current is 30-40Mx the latest version May be MT6235 is fault Replace U101...
  • Page 24 The test flowchart of headphone No sound in headphone If there is sound Check if C201 has when switch to sundries loudspeaker? damaged Repulse C201 headphone Replace clean it connect OK or not headphone Remove headphone and test it by Replace headphone multimeter’s beep function.
  • Page 25 Test flowchart of incoming call with no ring. No sound of bell Remove headphone test multimeter’s beep Use *#84666*# No. 7 function. there to hear if bell has sound like ‘sasa’ from sound headphone Replace bell If it is libration / mute Cancel components mode.
  • Page 26 Test flowchart of no display or display abnormally. No display or display abnormal when power on Check LCD broken or Replace LCD not or leak display interface Clean and re-solder connects OK J601 Replace LCD/FPC Check if there is start signal from Update to the latest pin 13 of J601 and if 8 bit software...
  • Page 27 The test flowchart of download failed Can not download Check conditions outside Whether mobile, such mobile configuration of software, power on? cable, power, PC etc. Replace Check whether J302 connector is false solder re-solder J302 Replace or re-configure. connector or damaged. Connect download cable.

  • Page 28: Function Test

    Chapter6 FUNCTION TEST Press “#84666*#” to check these items in stand by mode: 1. Version: to check the version of the software 2. Echo Loop: blow to the mic, the receiver will have a sound 3. Key: press relevant keys appear in the screen 5.

  • Page 29: Parameter Setting Instruction

    Chapter7 PARAMETER SETTING INSTRUCTION China mobile as an example, other countries please inquire the local operator 1. WAP parameter setting instruction Data Account Process: Menu→Services→Data Account GSM Data: Account Name: (default) Number: 17266 User Name: WAP Password: WAP Line Type: ISDN Speed: 9.6 Kbps DNS: 010.000.000.172 GPRS:...
  • Page 30 E-Mail Address: Full E-Mail Address of the user’s Password: Password of the use’s E-Mail Incoming server: pop3.126.com (depend on the user’s Email website ) E-Mail Address: Full E-Mail Address of the user’s Password: Password of the use’s E-Mail After setting as above, the MMS is ready. - 30 -...

  • Page 31: Catcher Instruction

    Chapter8 CATCHER INSTRUCTION General: The figures in this document help to understanding, and they may not be exactly the same as showed in your computer. Contact us please when you have any queries. 1 Install the USB driver if not yet. 1.1 Run the USB driver without the upgrade cable plugged into the computer.
  • Page 32 2 set the phone to prepare for using Catcher. Open the phone and input “*#84666364*#” to enter the setting screen. In sequence enter DEVICE, UART, and TST config. Choose UART1 and Clink done, and then the phone restarts. After the phone restarts, power it off. 3 choose the Database of the phone’s software.
  • Page 33 Figure 5 3.2 Clink the button “...” in figure 5 to choose the Database file of the master phone or slave phone (for example “BPLGUInfoCustomSrcP_MT6226M_S01_X6+_FLP_06_12_V3_2-TN-MP-5B-QN” file ). Refer to figure 6 showed as below: Figure 6 When you examine the master phone’s problems, choose the master phone software’s database file, and when the slave phone’s problems, the slave phone’s database file.
  • Page 34 Figure 8 4.2 clink button “Configure RS232” in figure 9, then figure 10 occurs, choose the right COM in Port option, and clink OK. Figure 9 - 34 -...
  • Page 35 Figure 10 5 use the Catcher to record debug information 5.1 clink the button “connect” in figure 11, clink the button “Default Filter” in figure12, select “Field Trial” button in figure 13, and then clink “set” in Figure13. Figure 11 - 35 -...
  • Page 36 Figure 12 Figure 13 5.2 Clink “Filter” in figure 14, choose some items in figure 15, and then clink ok in figure 15. (Please query us if you need to choose the filter settings) - 36 -...
  • Page 37 Figure 14 Figure 15 5.2 connect the upgrade cable to the phone and power on the phone. If the database in the phone is not exactly the same as the chose database in Catcher, figure 16 occurs (for example, different software versions and wrong cable connectors lead to the difference between the databases).
  • Page 38 Figure 16 5.3 The catcher records primitive information as showed in figure 17. Clink the button “clear” in figure 18 to clear the useful primitive information. Then the phone user carries on some operations to the phone to make the failures recur.
  • Page 39 Figure 18 Figure 19 - 39 -...
  • Page 40 Figure 20 - 40 -...

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