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HTC SkyWriter, Service Manual

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HTC SkyWriter Service Manual Download Page 73

Doc. No. 

DOC-00045404  REV. 

Issued Date 

2008/08/18 

 

Revised Date 

2008/08/15 

A01 

Doc. Title 

SkyWriter Service Manual 

Page 

73  of  83 

 

HTC confidential   

 

© 2008 HTC CORPORATION. ALL RIGHTS RESERVED.····························································
 

TOTAL 83      PAGE NO. 73 

 

宏達國際電子股份有限公司

 

HTC Corporation 

Soldering Station 

USB Cable 

 

 

 

 

11.2 Main board Key component Block:   

 

Top side 

 

LAU3 

PAU5 

LAU9 

MAM10

MAM4 

LAU2 

MAM7 

Summary of Contents for SkyWriter

Page 1: ...Date 2008 08 15 A01 Doc Title SkyWriter Service Manual Page 1 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 1 HTC Corporation SkyWriter Service Manual HTC Proprietar...

Page 2: ...raft GSD Technical Support Joy Lu DVT Ax02 04 15 2008 Second edition add WLAN BT GPS level 4 repair update ch4 ch5 ch7 GSD Technical Support Joy Lu DVT Ax03 06 13 2008 Third edition update Ch3 by list...

Page 3: ...5 4 LIST OF DIAGNOSTIC TEST ITEMS 40 5 5 HOW TO PERFORM THE OS UPGRADING PROCESS VIA MICRO SD CARD 41 CHAPTER 6 DEVICE CURRENT CONSUMPTION MEASURE 43 CHAPTER 7 TROUBLE SHOOTING GUIDE 46 7 1 IDENTIFY...

Page 4: ...Dimensions and ID ID intent is to create an update design with a flush front surface Processor and Baseband Dual Core MSM7201 at 400MHz RF RTR6275 RFR6500 Memory Flash Storage 256MB RAM 128MB Power Ta...

Page 5: ...of 256 000 colors Partial refresh will be supported Wi Fi Radio 802 11 b g TI chipset Co existence of WLAN data with BT hands free call or A2DP streaming is required IR Supported Bluetooth Radio BT 2...

Page 6: ...ons appear on the left side of the device to control volume Side center Button Voice Dialing PTT MP3 Button Expansion Micro SD card Max capacity 32GB SDHC Battery Rechargeable 1500 mAh Li ion Removabl...

Page 7: ...ceiver front facing optimized for voice and one speaker rear facing for loud system sounds and speakerphone mode The speaker cavity must be designed to minimize the audio leaks and maximize the space...

Page 8: ...8 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 8 HTC Corporation Keyboard will be LED backlit Real Time Clock The real time clock must be included to meet a Micros...

Page 9: ...L RIGHTS RESERVED TOTAL 83 PAGE NO 9 HTC Corporation Chapter 3 Servicing Equipment and Tools Please refer service tools list for detail No Test for Setup for Detail tools equipment Photo 1 Soldering t...

Page 10: ...Manual Page 10 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 10 HTC Corporation Label Printer Power supply 3 Handset Current consumption System level Current series...

Page 11: ...Title SkyWriter Service Manual Page 11 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 11 HTC Corporation Chapter 4 Assembling and Disassembling 4 1 Debug fixture Ref...

Page 12: ...ION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 12 HTC Corporation 4 2 Disassembling Tools requirement for Assembling and Disassembling the PDA Phone 1 Lens Cleaning Tissue 2 Tweezers plastic head 3 Philip S...

Page 13: ...rom the hook remove the battery Warning To reduce risk of fire or burns do not disassemble crush puncture short external contacts or dispose of in fire or water Replace only with specified batteries R...

Page 14: ...LL RIGHTS RESERVED TOTAL 83 PAGE NO 14 HTC Corporation From upper side of the unit Antenna cover remove the antenna cover From left upper side of unit use plastic stick tool to release the hooks to re...

Page 15: ...CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 15 HTC Corporation Remove the microphone rubber from main board Remove the tape on Keypad and Touch window FPC connecter Leave the yellow tape in the...

Page 16: ...ALL RIGHTS RESERVED TOTAL 83 PAGE NO 16 HTC Corporation Use plastic stick to unhook the Touch window FPC connecter Pull the FPCs out of both connectors Note Don t damage or prick the FPCs Unfasten th...

Page 17: ...ALL RIGHTS RESERVED TOTAL 83 PAGE NO 17 HTC Corporation Unfasten three screws on the PCBA Positions of them please refer to the white circles Lift the PCBA up and use the plastic stick to unlock the...

Page 18: ...2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 18 HTC Corporation Pull one side up only and then take out all LCM from Bezel Don t scratch the touch panel in anyway Use plastic stick to re...

Page 19: ...ice Manual Page 19 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 19 HTC Corporation Remove camera module from main board Use tweezers to remove the vibrator on the h...

Page 20: ...al Page 20 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 20 HTC Corporation Remove the keypad FPC on the bezel Step1 move the right side of keypad FPC upwards Step2...

Page 21: ...15 A01 Doc Title SkyWriter Service Manual Page 21 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 21 HTC Corporation Take out the keypad frame from the Bezel 1 right...

Page 22: ...oc Title SkyWriter Service Manual Page 22 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 22 HTC Corporation 4 3 Assembling Put 4 buttons into the Bezel Power button M...

Page 23: ...f 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 23 HTC Corporation Volume Camera button Second step Insert the upper part Volume Camera button Complete picture Wi Fi bu...

Page 24: ...ION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 24 HTC Corporation Assemble the keypad frame on the Bezel 1 Upper side 2 down side 3 left side 4 right side Put two spacers on the two bottom hooks of the Beze...

Page 25: ...TC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 25 HTC Corporation Put keypad into the Bezel Assemble keypad FPC on the Bezel 1 insert left upper hook 2 insert right upper ho...

Page 26: ...end and the white line on FPC should be reached the edge of the switch to make sure your camera assembled correctly Insert FPC to the end and the white line on FPC should be reached the edge of the s...

Page 27: ...dential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 27 HTC Corporation Make sure the mute button push to the left side Purpose To prevent damaging the switch by assembling process Stick...

Page 28: ...ION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 28 HTC Corporation Put the PCBA into the Bezel LCM assembly Right side first Use point finger to press down the PCBA in the area of the white circle Lift the P...

Page 29: ...CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 29 HTC Corporation Fasten the last one screws on the marked positions by white circles Torque 0 4 0 05kgf cm Open Touch window FPC connector and the ke...

Page 30: ...ntial 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 30 HTC Corporation Use tweezers to lift the kapton tape up Stick the kapton tape on the FPC connector Place Microphone rubber on microph...

Page 31: ...dential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 31 HTC Corporation Put the speaker into the housing Assemble the housing on the Bezel Step1 insert the down hook of audio jack Step 2...

Page 32: ...S RESERVED TOTAL 83 PAGE NO 32 HTC Corporation Step4 Press down the upper part of the housing Before assembling the antenna please make sure the rubber gasket is not deformed especially on the right e...

Page 33: ...nual Page 33 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 33 HTC Corporation Fasten 4 longer screws into 4 corners Torque 0 8 0 05kgf cm Fasten 1 shorter screw into...

Page 34: ...008 08 18 Revised Date 2008 08 15 A01 Doc Title SkyWriter Service Manual Page 34 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 34 HTC Corporation Place battery cover...

Page 35: ...Writer Service Manual Page 35 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 35 HTC Corporation Chapter 5 Diagnostic Program 5 1 How to enter Boot load mode 1 Press P...

Page 36: ...EV Issued Date 2008 08 18 Revised Date 2008 08 15 A01 Doc Title SkyWriter Service Manual Page 36 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 36 HTC Corporation 3 E...

Page 37: ...37 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 37 HTC Corporation 5 2 How to make Diagnostic card 1 Prepare one micro SD card 128MB 2 Format it with FAT 32 3 Copy...

Page 38: ...2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 38 HTC Corporation 5 3 How to enter Diagnostic Program 1 Power on the handset into OS mode 2 Create the folder 2577 in the Micro SD card and...

Page 39: ...HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 39 HTC Corporation 4 1 Test items Detail descriptions of the test items please refer to the Chapter 5 4 List of diagnostic te...

Page 40: ...n Test Touch panel calibration test E Backlight Test LCM back light level Off 1 4 F Vibrator Test Vibrator on test G SD Slot Test SD card read write compare test H Ext Rec Test Record from headset and...

Page 41: ...ential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 41 HTC Corporation 6 GPS Global Positioning System test GPS 5 5 How to perform the OS upgrading process via Micro SD card 1 Formatting...

Page 42: ...Service Manual Page 42 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 42 HTC Corporation 4 Inserting the micro SD card 5 Making the handset into boot loader mode by...

Page 43: ...SERVED TOTAL 83 PAGE NO 43 HTC Corporation Chapter 6 Device current consumption measure 1 Equipment requirement A Power Supply set at 3 8 V 1A B Micro Current Meter support 0 5mA 1A 2 Fixture requirem...

Page 44: ...ial 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 44 HTC Corporation 4 Connect cable of fixture C to negative polarity of power supply A and current meter B Note black cable to power suppl...

Page 45: ...ht mode and sleep mode Charge current Conditions 40mA Ib 55mA Pre charge current set at Vb 3 0 0 2V 0 4A Ib 0 5A USB host is detected and configured 0 8A Ib 1 0A When charger is under software control...

Page 46: ...ng with front light ON or using high energy consumption devices such as SD Memory Card will drain out the battery pack faster Using AC adapter that is NOT supplied with the unit 3 Battery cannot be ch...

Page 47: ...music playback and RF function becomes difficult and the volume could become lower 10 Cannot execute installed application programs Could be an incompatible software 11 Operation is slow in response...

Page 48: ...ot and Cold Boot Soft Boot Reset the unit by pressing reset button Hard reset process 1 Press the end button and then insert the battery Hold your finger on the end button for about 5 seconds after yo...

Page 49: ...Use voltage meter to check if the battery voltage is too low If voltage is under 3 8V insert charger to handset Visually inspect the contact pads of Battery If dirty or oxidized Clean pads If damaged...

Page 50: ...tion is active If it disabled please turn it on Visually inspect SIM Holder If dirty or oxidized Clean If damaged Send to an electrical repair location to change it Visually inspect the Antenna Connec...

Page 51: ...Problems Problem Area Items to Check Repair Action Remark Exclude software issue Try to hardware reset the unit and try again Check the audio volume setting If disabled Turn the volume on Check the m...

Page 52: ...e issue Try to hardware reset the unit and try again Check the record key works normally or not If dirty Clean If damaged Replace record switch Exclude software issue Try to hardware reset the unit an...

Page 53: ...epair location Visually inspect the Loudspeaker Assembly If damaged dirty or oxidized Replace Loudspeaker Assembly Replace Main Board if necessary 7 3 5 Vibrator Problems Problem Area Items to Check R...

Page 54: ...s not good assemble the Keypad FPC again Visually inspect the Key board If damaged dirty or oxidized Replace the key board Ass y Visually inspect the Keypad If damaged dirty or oxidized Replace the ke...

Page 55: ...Items to Check Repair Action Reference Image Exclude software issue Try to hardware reset the unit and try again SIM connector Inspect SIM holder If dirty or oxidized Clean If damaged Send to an elect...

Page 56: ...nector If improperly connected Reestablish proper connection If dirty or oxidized Clean If damaged Replace the LCD Visually inspect the LCD Flex Film If dirty or oxidized Clean If damaged Replace the...

Page 57: ...dirty or oxidized Clean If damaged Replace the LCD Visually inspect the LCD Flex Film If dirty or oxidized Clean If damaged Replace the LCD Visually inspect the LCD connector If damaged Send to an ele...

Page 58: ...ion to change it If issue has not been resolved Replace the LCD Replace Main Board if necessary 7 3 9 Charging Capacity Problems Problem Area Items to Check Repair Action Remark Exclude software issue...

Page 59: ...tandby time seems short Replace Main Board if necessary 7 3 10 Data Communication Problems Problem Area Items to Check Repair Action Remark Exclude software issue Try to hardware reset the unit and tr...

Page 60: ...a Items to Check Repair Action Remark Exclude software issue Try to hardware reset the unit and try again Visually inspect whether the Camera FPC is properly connected into FPC connector If improperly...

Page 61: ...try again Visually inspect the LED If dirty or oxidized Clean If damaged Replace the Battery LED indicator Replace Main Board if necessary 7 3 13 Storage card problem Problem Area Items to Check Repa...

Page 62: ...irty or oxidized Clean If damaged Replace the Micro SD card socket 7 3 14 Bluetooth problem Problem Area Items to Check Repair Action Remark Exclude software issue Try to hardware reset the unit and t...

Page 63: ...the Antenna Cover If dirty or oxidized Clean If damaged Replace the Antenna cover Visually inspect the Antenna spring If dirty or oxidized Clean If damaged Change the Antenna spring ANT1 ANT1GND Visu...

Page 64: ...ALL RIGHTS RESERVED TOTAL 83 PAGE NO 64 HTC Corporation Problem Area Items to Check Repair Action Remark Visually inspect the Antenna spring If dirty or oxidized Clean If damaged Change the Antenna s...

Page 65: ...Date 2008 08 15 A01 Doc Title SkyWriter Service Manual Page 65 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 65 HTC Corporation Chapter 8 Labeling Plan 8 1 Agency La...

Page 66: ...000 1065FR 80H00645 22 805931035592 P4GUA EU 99HN41065ES 000 1065ES 80H00645 20 805931035578 P4GUE EU 99HN41065LA 020 1065LA PT2 80H00645 20 805931036094 P4GUE EU 99HN41065DE K00 1065DE VFN 80H00645 3...

Page 67: ...5639 P4GU0 NA 99HN41065LA 000 1065LA 80H00645 00 805931035622 P4GU0 NA 99HN41065LA 010 1065LA PT 80H00645 00 805931036087 P4GU0 NA 99HN41065NA 800 1065NA RO 80H00645 00 805931036131 P4GU0 NA 99HN4BP65...

Page 68: ...ter W width L length S separation LCM Electrical Characteristic inspection standard Inspection Defects Accept Level Single Red Green Blue 3 S 5 mm 2 adjacent 0 Bright Dots 3 or more adjacent 0 Single...

Page 69: ...ERVED TOTAL 83 PAGE NO 69 HTC Corporation Scratch 0 03 W 01mm L 5 mm N 2 Lint linear foreign objects 0 03 W 0 1 mm 0 3 L 3 0 N 5 Spots 0 1 D 0 3 mm N 4 Fish eye on film 0 1 D 0 4 mm N 4 Breakage on fi...

Page 70: ...0M 72H00609 00M 72H02548 00M 74H01106 00M Vibrator MAIN BOARD Screw Screw Keypad Pre Assy AP 74H01173 00M 76H02467 00M 76H02468 00M 76H02481 00M 36H01863 00M Stylus Tape camera connector Tape TW conne...

Page 71: ...D TOTAL 83 PAGE NO 71 HTC Corporation 72H02590 00M 36H00722 00M 36H00722 01M 72H01051 00M 71H02376 00M Screw 0 35x4 3 Additional Antenna NA Additional Antenna EU Screw 1 6x3 5 Mute button 74H01177 00M...

Page 72: ...1 Doc Title SkyWriter Service Manual Page 72 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 72 HTC Corporation Chapter 11 Board level repair 11 1 Equipment and hand t...

Page 73: ...8 08 15 A01 Doc Title SkyWriter Service Manual Page 73 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 73 HTC Corporation Soldering Station USB Cable 11 2 Main board K...

Page 74: ...36H00461 00M MAM4 Connector B to B 40P 0 5pitch 54722 0404 MOLEX 75H00763 00M LAU2 COMBO FLASH 8bit 256MB KAL009001M D1YY SAMSUNG 32H00116 00M LAU9 Controller TC358720XBG FBGA 81 TOSHIBA 30H80081 00P...

Page 75: ...457 00M MBM1 Connector SIM Card 8P 2 54Pitch 1A 50V 50mohm ICC 425 8Pin HAMBURG 75H00547 00M LAU10 IR HSDL3208 AGILENT 85 25degC 7 2 8 1 6mm 29H00085 00M MAM11 Connector SD Card 11P 1 1pitch 502702 08...

Page 76: ...WLAN block ANT1 ANT1GND CON_SW1 1 XOSC_EN WY1_pin1 1 8V 2 WL_OSC_Out WY1_pin3 26MHz 3 BT_WLAN_32K WBU1_H9 WBR22_pin1 2 32 KHz WLAN power management 4 WIFI PMEN WPU1_C3 WBC15_pin1 left side 5 VREG12 WP...

Page 77: ...TC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 77 HTC Corporation Bluetooth function BT block ANT1 ANT1GND CON_SW1 1 BT reset low it is active high FTP85 2 RTS low CTS high 3 Clock WL_REF_CLK BTC...

Page 78: ...HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 78 HTC Corporation GPS block Check the antenna on the frame first and the antenna pad All voltages of RFR6500 RFU4 must be t...

Page 79: ...rvice Manual Page 79 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 79 HTC Corporation GPS LNA On VCC for PU14_pin5 and PU15_pin5 GSM_PA_EN GSM_PA_BAND PU14_pin1 6 GP...

Page 80: ...8 15 A01 Doc Title SkyWriter Service Manual Page 80 of 83 HTC confidential 2008 HTC CORPORATION ALL RIGHTS RESERVED TOTAL 83 PAGE NO 80 HTC Corporation GPS LDO EN V_DC_IN PU13_pin1 LDO_EN PU13_pin3 V_...

Page 81: ...on to replace component that next to G C Please use solder iron to remove golden capacitor before repairing Prohibit using hot gun to remove golden capacitor to prevent damage 2 If repaired M B was re...

Page 82: ...ve components with underfill process BU1 U1 U4 U345 U374 these component are not suggested to be Re worked but if it is requested to do re work the following re work process must be followed up 1 Use...

Page 83: ...TOTAL 83 PAGE NO 83 HTC Corporation 3 Use small soldering iron to remove remaining underfill then use chemistry liquid of Acetone to clear the CSP surface of PCB 4 All the remaining underfill be clea...

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