HTC MDA2 User's Manual
Contents
1. Se DY wH Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 20 Touch Panel Does Not Respond to Screen 1 Dismantle the unit check the perimeter of Display between Front Bezel and Touch Panel surface for unusual foreign objects Clean it reassemble the unit and check the panel s function again 2 3 4 5 6 7 Check the connection of LCM FPC whether is properly connected Try with another LCM Try with another Main Board Replace LCM if necessary Replace Main Board if necessary Dp He gt Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 29 PAGE NO 28 mnt Tc Eagingeriag Mobi 20 Buttons Do Not Respond 1 Dismantle the unit check the status of switches on the Main Board and the plastic parts of button of the Button not responding 5 Try with another Main Board or Front Bezel Replace Main Board or Front Bezel if necessary Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 30 Unusual Vertical Horizontal lines or partial display 1 2 3 4 5 6 Check the con2. Bailey Service Manual for MDA2 HTC Proprietary Confidential Treatment Requested Rev 1 0 September 12 2003 HTC Corp Engineering Mobility HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 2 PAGE NO 1 Bailey TITLE Service Manual for MDA2 REV DATE CONTENTS DEP REVISED APP D STGE PER NO 1 0 Aug 26 2003 TSD HTC confidential 2 2 2 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 3 PAGE NO 2 mnt Tc Kopie Table of contents 1 INTRODUCTION TTE rc us xc aS s 4 2 PRODUCT SPECIFICATIONS 3229399594520 99 2292295429 20299 cause esas 4 2 1 PRODUCT CONFIGURATION 4 2 2 SPECIFICATIONS OF MDA2 5 2 3 SPECIFICATIONS OF AG ADAPTER Ra d 5 2 4 GSM GPRS FUNCTIONAL BLOCK PART 9999999 5 3 SYSTEM BLOCK DIAGRAM 10 4 SERVICING TooLs 1 1 ASSEMBLING AND DISASS
3. AC input 100 240 Vac 50 60 HZ AC input current 0 2A max Output voltage 5V Output current 2A typical 2 4 GSM GPRS Functional Block HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 6 PAGE NO 5 OO D GPRS GSM Tri band GSM900 880 915 925 960MHz module DCS1800 1710 1785 1805 1880 MHZ PCS1900 1850 1910 1930 1990MHZ Antenna Generic GSM Service Internal Antenna Call forwarding Explicit Call Transfer Spool Icon Wave ring tone download compose Long message 640 characters SIM LOCK Network lock GPRS functionality GPRS Class B Multi slot Class 10 32MB Standard CPU embedded and 64 96 160MB CPU embedded 32MB Flash 32 bit Data bus M System 32 64 128 MB NAND Flash 16 bit data bus 64MB Standard model SDRAM and 128MB enhanced model SIM 3V SIM Operation PDA Functional Block Processor TI Calypso IOTA GSM GPRS solution Intel PXA263 CPU Low power High Performance 32 bit Clock Speed 400MHz LCD Module Transflective TFT LCD with back light LEDs 240 x 320 x 64K Sensitive Touch Screen Graphic Controller MPEG4 decoder 2D Graphic accelerator HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 7 PAGE 6 isin brie Interface One Infrared port IrDA SIR One 22 pin individual Port for signals for USB Serial C
4. Could be LED or M B issue 10 Battery Test Test main battery and AC power source Insert AC power CUR will show means charging remove AC power CUR will show means internal power Note The Battery capacity shown is only for reference Could be main battery or M B 11 Vibrator Test Press action units should vibrate Press Action again back to MENU Check the vibrater HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 37 PAGE NO 36 mt Tc Englnaerieg Mobility 12 SD Test Insert SD card Enable Write Protect and start test Pull out Could be M B issue the SD card if you see the message lt Pluck OK gt lt Locked gt Please remove locked SD Adjust lock switch to unlock site Disable Write Protect and insert it The program will read amp write to SD card for test Once finished display will show Please remove SD card Press Action back to MENU 13 Clean Talk Time Select this item to clean AIR TIME Talk time and Customer Use this item only for PIM data REFURBISHMENT CASE 14 USB Test Plug USB cable to connect PDA to PC then and check for Could be M B issue the connection in WinCE 15 SIR Test Prepare another unit as supporting site On test unit please Could be M B issue choose Test Target and press action button to start test Suggest to test it in Before test make the IR
5. 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 36 PAGE NO 35 mt T c Emner ieg 3 Touch Test Tap the cross mark with stylus on the correct location Fail if no reaction Calibrate the screen following the mark Press ACTION to exit Could be LCM issue 4 Play Test Play the tone with 8KHz L channel then Hear the sound and notice if bad sound quality happens Could be speaker or M B issue 5 Record Test Select this item to record test then press Action to start recording It will automatically playback it Then connect with earphone or external speaker and press action to check the record function is OK or not thru ext speaker Could be MIC or M B issue 6 Button Test Press each button to know if it works Follow the instruction shown on the screen to finish the test item Stop on fail Could be switch or MB issue 7 Checksum Verifies the checksum of the code 8 B Light Test Back Light turns ON and Off Check the light change Starting from Level 3 Press Action button to enter Level 2 Press Action button again to enter Level 1 Press Action again to enter Level 0 Action again for back to MENU Could be M B or LCM issue 9 LED Test The message LED will show starting with RED Press Action LED will change to GREEN Press Action LED will change to AMBER Press Action Key LED will ON YES amp END Press again Action will back to MENU
6. Battery discharges The battery life depends on the devices being used in SD Card quickly Slot and frequency of use of the Front light These functions consume a lot of energy Operating with front light ON or using high energy consumption devices such as SD Memory Card will drain out the battery pack faster HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 41 PAGE NO 40 mnt Tc 3 Battery cannot be Using AC adapter that is NOT supplied with the unit charged Charging the battery while operating the unit with heavy loadings could cause the temperature inside the unit to build up which could cause the unit stop charging At this moment the LED indicator will flash Yellow to notify user that the charging has been stopped Or the temperature is extremely low will also stop charging Since the extreme high or low temperature will cause the battery to discharge quickly it has been designed to cut battery charge below 0 C and above 35 40 C to protect the battery pack 4 Cannot make If the unit could pass the test with Loop back Interface card the communications via possibility of unit malfunction becomes low Then the following mobile phones through items could be the reason of problem such as location timing exclusive cable signal strength service provider s mixed up or problem with the mobil
7. Talk time Air time amp Format PIM storage CAUTION This item is applied for refurbishment case only For same unit repair back to customer is not necessary 14 USB Test Suggest to test in Windows CE 15 Sir Test Suggest to test in Windows CE 16 Serial Test Suggest to test in Windows CE 7 2 Test Items Operation Power on the unit While press and hold the Power Button Action button and Reset the unit with the Stylus release RESET button first about 1 second the to enter the Test Mode You will find the display as following HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 35 PAGE NO 34 mt Tc Eagingeriag Serial V1 01 Then wait about 10 seconds the display will show Himalaya DIAG v1 00i Waiting for GSM ready RAM TEST Display Test How to select test item Using navigation button Up or Down to select the test items How to execute the test program Press Action to start the test No Item Description Possible cause if fail 1 RAM Test Display Size and read write test It will show OK if pass Could be M B issue Stop on fail 2 Disp Test Unit prompts for different display page to detect the defect of Could be LCD issue LCD lines or dots First display is WHITE screen Press left to DARK screen Press UP to Multiple Color Press RIGHT for back to MENU HTC confidential
8. fps min in live mode max 15 seconds per clip Operating in 5 Lux Min Cradle connector connected to main unit Audio jack 2 5 y Microphone 2 slots one for main unit battery another is capable of charging 2 battery Serial or USB cable between cradle and PC LED indicator for 274 battery charging Bluetooth Bluetooth 1 1 compliant Power class 2 Support Profile Generic access Generic object Exchange HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 CONT ON 9 PAGE 8 Crier ing Accessories Retractable sync Cable USB Serial Cradle USB Serial AC adapter Car adapter Stylus AC adapter with power plug Detacheable LCD protector Car Kit Stereo wired headset with mono microphone volume control Pick up Hang up the incoming Outgoing call Call waiting conference call microphone mute Mono Wired headset Stereo Bluetooth headset Option Battery 1200 mAh Keyboard TTY Adaptor Stereo Mono in audio jack Remote controller for VGA output Back pack CF TV VGA out within cable 600 mAh battery CF Slot support Wireless LAN GPS CF card Micro drive CDMA CF Card I O card Barcode reader etc VV WV Regulatory PTCRB For North America Market R amp TTE FCC USB V1 1 Compliance test HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 10 PAGE NO 9 c Erggineeriemg Bale 3 SYSTEM BLOCK DIAGR
9. AM PDA Backpack ASIC SD10 ASIC i _ Graphic Chip Teach Parel Conirellar nmn P Power Power DC DC converter and manager HTC confidential 2001 HTC Corporation All rights reserved 43 11 PAGE NO 10 3 Servicing Tools This chapter provides information for the servicing tools for MDA2 List of Servicing Tools No 1 Item USB or Serial Cradle Use Check for Cradle I F Serial communication only Remark USB DATA interface Cable Check for Cradle I F USB communication only Special Made Plastic Stick Disassembling for SD Memory Card For SD card test 5 Earphone Headset For Audio test 6 AC Adapter Power supply to MDA2 HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 12 PAGE NO 11 Engineering 5 Assembling and Disassembling 5 1 Disassembling F T Tools needed for Assembling and Disassembling Y Y the MDA2 1 Lens Cleaning Tissue 2 Flat Screw Driver 2 4mm 3 Philip Screw Driver 0 4 Torex Screw Driver T6X40 5 Special Made Plastic Stick 6 Tweezers Remove the Stylus SD Card slot Filler and the Car antenna connector cover Next Remove the Back cover by releasing the fixing lock as step 1 Then slightly push backward the back cov
10. EMBLING e es EROR Sw ES ER Ee Re S S wae Rr 12 5 1 DISASSEMBLING 12 5 2 ASSEMBLING 19 6 PROBLEM DIAGNOSTICS TETTE 26 6 1 LIST OF TEST JIGS 26 6 2 CLASSIFICATION OF NON CONFORMITY 98999999599 27 6 3 TROUBLESHOOTING AND REPAIR Vox RUE RE SiS weer Raw RU PES 28 7 DIAGNOSTIC PROGRAMS URP MENO eal ce EAR m RUE 34 7 1 LIST OF TEST ITEMS 34 7 2 TEST ITEMS OPERATION 34 8 SPARE PARTS LIST amp EXPLODED DIAGRAMS 38 8 1 Exploded Diagrams 38 APPENDIX Cr 40 A CUSTOMER RETAILER MISJUDGMENT 40 B REPAIR TROUBLE SHOOTING 41 HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 4 PAGE NO 3 mnt
11. Put back the battery cover Put back the stylus SD filler and Car antenna connector cover back into the unit Now The unit is ready for performing TEST The Unit Assembly is done ready for further tests HTC confidential MEE 2001 HTC Corporation All rights reserved TOTAL43 26 PAGE NO 25 mnt Tc 6 Problem Diagnostics 6 1 List of Test Jigs Item Name Usage Remark RS 232 Serial Cable Cradle For data port test USB Cable Cradle For data port test Special Plastic Tool For unit disassembly AC Adapter For battery recharge and power related tests Earphone with Microphone For audio test SD Card or MMC Card For write protect read and write test SD card with diagnostic Personal Computer PC For Function test diagnostic Use for Communication Synchronization test Hardware Requirement for PC gt O S Windows 98 ME 2000 CPU Pentium 166MHz or above e Memory 64MB 128MB PC Link ActiveSync 3 7 HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 27 PAGE NO 26 mnt Tc Eagingeriag Mobi 6 2 Classification of Non Conformity Non Conformity Types Customer Retailer Misiudament B Main unit does not respond to Batterv Switch Operational A Touch Panel does not respond to screen tap B Buttons do not respond Display A Un
12. R ANTENNA CONN HIMALAYAS 76H00398 00 1 19 CONDUCTIVE FABRIC PCB HIMALAYAS 72H00411 00 3 20 PORON STYLUS HIMALAYAS 76H00453 00 1 21 SECURITY LABEL HIMALAYAS WARRANTY SEAL 77H00083 00 1 22 DUMMY SD CARD HIMALAYAS 71 00651 00 1 23 INSULATOR TAPE PCB HIMALAYAS 76H00469 00 1 24 76H00473 00 2 25 ALUMINUM FOIL CAMERA HIMALAYAS Stick on MB 72H00412 00 1 Besides of shown on exploded diagram there are some more parts as following 1 Conductive fabric use on camera 72H00410 00 1 2 nsulation tape use on camera 76H00471 00 1 Please Refer Spare Part List from our Logistic for complete one HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 40 PAGE NO 39 mnt Tc Eaegingeriag Appendix A Customer Retailer Misjudgment Before attempt repairing the unit make sure the type of reported failure could be clearly reproduced otherwise check with the customer or distributor once again to identify the problem correctly The following are failure symptoms that are typical by misjudgment No Item Possibility 1 No Power even the Built in Battery switch is switched OFF or exhausted power button is pressed While Back Light is turned OFF the surrounding lighting will be reflected on the panel and in a dim location it looks like the unit is turned OFF According to the Power Management settings the units will be switched OFF automatically 2
13. Tc Eag ingeriag 1 Introduction This manual provides the technical information to support the service activities of the MDA2 This document contains highly confidential information so any or all of this document should not be revealed to any third party 2 Product Specifications 2 1 Product Configuration Standard Package Item Contain Main Unit USB Cradle Stylus AC Adapter Earphone Pouch Leather Case Service Kit Quick Start Guide User s Manual Battery 2 2 Specifications of MDA2 HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 5 PAGE 4 e Microsoft Pocket PC 2003 phone edition English French German Italian Spanish Portuguese e Combined GSM GPRS and PDA e 2logical block PDA and GSM GPRS solution layout is integrated into one module e GSM GPRS can be turned off to let PDA to run alone Outside Dimensions 69 9mm W x 130mm H x 19mm T Weight Less than 200g Battery Removable rechargeable Lithium Polymer battery 1200 mAh Typical Data retention time 72 hrs Separated Back up battery 25 mAh rechargeable data retention time above 0 5 hrs Battery Life 15 hrs of PDA Talk time 2 5 4 hrs Standby 180 hrs 2 3 Specification of AC ADAPTER AC Adapter
14. ar Kit Power and Audio One SIM card slot One SDIO MMC card slot B Square SDIO driver One 34 pin Back pack connector One Audio Jack 2 5 Stylus Keyboard Button Switch One five way navigation button One Power button wake up key One volume control button up amp down Two phone button SEND Yes amp END No Wake up keys with LED backlight Two programmable AP buttons Wake up key Camera Side button Press to launch camera capture utility and take picture for 274 press Voice command Voice recorder side button gt Press for voice command gt Press and hold for Voice recorder Reset Switch Key lock function support by software Notification One Bi color LED for GSM standby GSM message GSM network status PDA notification PDA Charging status One Blue LED for Bluetooth system notification of powered ON and ready to transmit RF signal Notification by sound Message Vibration on the display HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 8 PAGE 7 5 Microphone build in Software Echo cancellation Receiver Hardware AGC Hardware Full duplex WAV WMA MP3 stereo 16 bits with 8KHz 11 KHz 16KHz 22KHz 44 1 KHz 48 KHz sampling rate Color CMOS camera module VGA 480x640 resolution with JPEG encoder ALC Auto Light Control AWB Auto White Balance Preview Mirror on battery cover Camcorder QCIF 15
15. cated 2 at its right and left respectively Then gently pull out the LCM from its lower part hook If the Speaker need to be replaced remove two screw which fix the speaker P N 72H00401 00 Speaker HTC confidential ttt 2001 HTC Corporation All rights reserved 43 18 PAGE NO 17 H Engineering bini If MIC need to be replaced just take it out from its place slightly by using tweezers Take out the MB and disassembly procedure is done The disassembly procedure is finished HTC confidential 2001 HTC Corporation All rights reserved 19 PAGE TOTAL43 CONT Engineering 5 2 Assembling Be noticed that if MB need to be replaced need to apply insulation tape on lower right corner as shown on picture Insulation tape P N 76H00469 00 P N for this insulation tape 76H00469 00 On the other side need to apply 3 gasket on shielding cover Remember to insert navigation button to its place Next to paste 2 EA Poron black aside to SEND and END switch on MB HTC confidential ERE 2001 HTC Corporation All rights reserved TOTAL43 20 PAGE NO 19 Engineering bn Next to apply one black poron aside to volume button num Totally there are four places at MB need to be applied pre assembly Insta
16. correctly HTC confidential 2001 HTC Corporation All rights reserved CONT ON 23 PAGE NO 22 Tc Engineering boni Next Close the Rear Housing to upper part starting from left side with Volume button TIPS Adjust the volume button to its center first before full closing the Housing Antenna Assembly Put the antenna into its place starting from upper part then press and insert its two ribs correctly to the housing Then fasten two screws of the antenna Continuing with 4 screws at the middle part of housing P N Next two screws at the lower bottom P N HTC confidential ttt 2001 HTC Corporation All rights reserved TOTAL43 24 PAGE NO 23 HT C Mobi FIX Antenna Cover Put the antenna cover and fix it starting from unit left side side with volume button Warranty Seal Security Label Be sure to apply new Warranty seal once the unit has been repaired before sending back to customer In case of MB replacement since the IMEI has to follow new MB IMEI repair site is required to re print Regulatory label to change IMEI no but Serial No should remain unchanged Put the Battery into its place and lock it HTC confidential 2 2001 HTC Corporation All rights reserved TOTAL43 25 PAGE NO 24 H
17. e itself Or could be incompatibility issue 5 Cannot use SD CF Cards which are not being pre formatted Memory Card SD card has been switched to Write Protect mode Card not inserted completely or bad contact between connector contacts 6 Black or White dot on For LCD panel s normal behavior it is hard to find a panel the screen without any bad pixel Once the numbers of dots and the distance between them are within the specifications it is allowed 7 Touch Screen or Could be wrong operation Program Buttons are Screen not properly aligned with the stylus calibration not reacting 8 Front Light dim cannot Check the Front Light settings in Power Management settings turn ON or shuts OFF automatically 9 Cannot playback music When Battery low the music playback becomes difficult and the No sound or volume is volume could become lower low 10 Cannot execute Could be an incompatible software installed application programs 14 Operation is slow in Could be insufficient memory Check amount of system memory response HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 42 PAGE NO 41 mnt Tc Eaeg ingeriag 12 Software being used sometimes is not fully compatible with the System Execute many application programs simultaneously Software that requires big amount of memory spaces or the system memory is low or the files being used is fragmented 13 Sys
18. en identified verify it again with the defective part whether the symptom could be duplicated 7 Battery Pack does not recharge 1 Make sure the Battery Pack takes fully charge with AC Adapter 2 Check whether the condition of Battery Charging status is correct Charge should be done in no more than 3 hours 3 4 5 6 Dismantle the unit and check the appearance of Battery Pack Try with another Battery Pack or Replace Battery Pack if necessary Try with another Main Board or Replace Main Board if necessary a ma DH Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 8 A No Sound from Speaker or Distorted sound 1 2 3 4 5 6 Check Sound amp Notifications Settings in the unit for Sound Enabling Make sure it s not MUTED Dismantle and Check whether the Speaker is properly installed Orientation Replace Speaker if necessary Replace Main Board if necessary 1 2 3 4 5 6 Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 9 A No Recorded Sound or Distorted sound HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 33 PAGE NO 32 mnt Tc Eaegingering 1 2 3 4 5 6 Check Sound amp Notifications Settings in the unit
19. er as step 2 Once Back cover is removed you will find the battery on it HTC confidential ttn 2001 HTC Corporation All rights reserved TOTAL 43 13 PAGE NO 12 HT c Maire Press Unlock and release the battery Remove the battery from unit A 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 Recycle or dispose of used batteries a To separate the housing Use the plastic stick to open the housing Insert and gently twist into the gap between stylus hole and antenna cover properly To separate the antenna cover use the hook of plastic stick to release three hooks of antenna cover HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 14 PAGE NO 13 Engineering There are three hooks which fix the antenna cover and bezel Insert to the gap and slightly pull upward from right to left to release the hooks Antenna cover is removed Remove two screws which fix the antenna to MB Screw P N 72H00339 00 Remove 6 screws which fixed the housing and bezel There are two types of screw AA 1 4 P N 72H00338 00 5 6 P N 72H00339 00 Now separating the housing Use plastic stick to slide along the gap Right side of unit near styl
20. for Sound Enabling Make sure it s not MUTED Dismantle and Check whether the Microphone is properly installed check or missing rubber Replace Microphone if necessary Replace Main Board if necessary eee we TFBS Bae DH wH Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 100 Housing Cosmetic damage 1 Unless it is for Refurbishment all housing replacement due to cosmetic damage shall be subject to be charged HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 34 PAGE NO 33 7 Diagnostic Program 7 1 List of Test Items No Item Description Remark 1 RAM Test RAM Check Size Write Read Comparison test 2 Display Test Test the LCD display quality 3 Touch Test Touch screen alignment test Suggest to test in WinCE 4 Playback Test Play sound with 8KHz simulation wave 5 Record Test Record audio sound and playback it INT EXT 6 Button Test Test every most of button 7 Checksum Test To show checksum value after Code reflash 8 B Light Test Back light ON with in different brightness level 9 LED Test Test the message LED 10 Battery Test Check the status of battery and AC power 11 Vibrater Test Test the function of the vibrater 12 SD Test SD card Write Read Write Protect test 13 Clean Talk Time Clean
21. in the distance 5 6 Replace Main Board if necessary m Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 31 PAGE NO 30 mt Tc Emner ieg 60 Data Retention related problem 1 Back up battery is rechargeable to retention purpose when main battery power is used up or when changing the main battery Make sure to charge the unit if not use for a while 2 Data introduced by User might be lost when Battery has drained completely 3 Ask user to charge the Main Unit when latest warning message pops up 4 Ask users to back up their data to the PC or SD card when expect stop using the unit for long period of time for example more than one week 5 Charge the Main Unit and check if data looses even the Battery pack is charged or at least The unit still can be powered on without AC Adapter 6 Check whether AC Adapter is functioning properly 7 Check whether the condition of Battery Charging status is correct 8 Check the appearance of Battery Pack 9 Replace Battery Pack if necessary 10 11 symptom could be duplicated 7 A Battery Pack does not start 1 Make sure the Battery lock is closed properly Data introduced by User might be lost when Battery has drained completely 2 Co
22. ll the MIC into its place Before Assemble LCM be noticed to apply stylus poron on the rear side of LCM Be noticed that the poron should not exceed the edge and interfere to bezel hooks Insert the LCM starting from lower bottom part and insert into the rib Make sure Poron should not exceed the edge to prevent interfere to the bezel s hook and cause amp stylus stuck after assembly HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 21 PAGE NO 20 H Next Push aside the bezel and insert the LCM to click into 2 hooks located on right and left respectively Assembly the speaker and fix two screws on it Apply 3 screws on MB Then insert the LCM FPC into the connector make sure the FPC is fully inserted then lock it by pressing the cover down HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 22 PAGE 21 Toc Mobi Next Camera module assembly 1 Make sure the Aluminium foil is clean and workable 2 Put the Camera on it Place the Camera into correct position and fix it Important Notice Before inserting the FPC into its connector use your finger to flat the FPC first as shown on picture the lock it The FPC is fragile to prevent break Make sure Camera is fixed
23. nection of LCM FPC whether is properly connected Try with another LCM Try with another Main Board Replace LCM if necessary Replace Main Board if necessary ea ee DH wH Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 30 Back Light Does Not Turn ON OFF 1 2 3 4 5 6 Check the connection of FPC whether is properly connected Try with another LCM Try with another Main Board Replace LCM if necessary Replace Main Board if necessary git TFBS TS DH wH Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 4 SD Card cannot be used 1 Check whether SD or MMC Card is fully inserted to the slot until you hear a click 2 Try with another SD MMC Card and Check whether it is Write Protected HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 30 PAGE NO 29 Pele ie bump 3 Try with another Main Board 4 Replace Main Board if necessary 5 Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 50 PC Connection USB Serial not possible 1 2 1 Check whether Connection Settings in the MS ActiveSync is properly set 2 3 Check
24. nnect to the AC Adapter and see if it takes charge Also check AC Adapter condition 3 Ask users to back up their data to the PC or SD card when expect stop using the unit for long period of time for example more than one week 4 Charge the Main Unit and check if data looses even the Battery pack is charged or at least The unit still can be powered on without AC Adapter Check whether AC Adapter is functioning properly Check whether the condition of Battery Charging status is correct Dismantle the unit and check the appearance of Battery Pack 8 Try with another Battery Pack or Replace Battery Pack if necessary Try with another Main Board or Replace Main Board if necessary 0 10 Once the defective part has been identified verify it again with the defective part whether the HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 32 PAGE NO 31 mnt Tc Emner ieg Pump symptom could be duplicated 70 Battery discharges quickly even after fully charged 1 2 3 4 5 6 Make sure the Battery Pack takes fully charge with AC Adapter Check whether the condition of Battery Charging status is correct Dismantle the unit and check the appearance of Battery Pack Try with another Battery Pack or Replace Battery Pack if necessary Try with another Main Board or Replace Main Board if necessary I ee DH wH Once the defective part has be
25. ports of them face to each other Windows CE mode 16 Serial Port Test Check this item in Windows CE mode Could be M B issue HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 38 PAGE NO 37 anger img opier 8 1 Exploded Diagrams 8 Spare part list HTC confidential 2001 HTC Corporation All rights reserved TOTAL 43 CONT ON 39 PAGE NO 38 9 Kami Spare part list Item Description HTC P N Using Q ty 1 Speaker MDA2 36H001 77 00 1 2 GSM ANTENNA 36H00158 00 1 RECHARGEABLE BATTERY LI ION polymer 3 7V 1200m 35H00020 01 1 FRU Main Board GER Phone T Mobile 128 MB Different Country has different P N 99HY 0020 00 5 CMOS Camera Module 54H00063 00 1 6 ACX502AKN SONY 60H00011 00 1 7 BEZEL PRE ASSY T MOBILE HIMALAYAS 74H001 70 01 1 8 HOUSING PRE ASSY HIMALAYAS 74H00171 00 1 9 STYLUS HIMALAYAS 74H00187 00 1 10 MICROPHONE ASSY MD6022ARC 9 W RUBBER BOOT EMKA 36 00132 00 1 11 Vibrator Cylinder type A4A 05 WTB 3 C I Kasei 36H00180 00 1 12 SCREW PH FLAT M1 4X2 5 NYLOK L1 5 72H00338 00 4 13 SCREW TOREX M1 6x8 NYLOK L4 5 72H00339 00 4 14 SCREW PH FLAT 1 4X4 PT BLACK 72 00401 00 5 15 JOYPAD PRE ASSY HIMALAYAS 74H00202 00 1 16 COVER ANTENNA PRE ASSY HIMALAYAS 74H00218 00 1 17 COVER BATTERY PRE ASSY HIMALAYAS 74H00219 00 1 18 RUBBER COVE
26. tem Memory is Software that requires big amount of memory spaces or the enough but is shows system memory is low or the files being used is fragmented insufficient Note Nevertheless the above symptoms could be solved by a warm boot or cold boot make sure the warm cold boot has been executed and to reproduce the symptom reported How to perform Warm Boot and Cold Boot Warm Boot Reset the unit by pressing reset button Cold Boot Press Power button and Reset the unit simultaneously HTC confidential 2001 HTC Corporation All rights reserved TOTAL43 43 PAGE NO 42 mt Tc Engineering boni B Repair Troubleshooting Guide Assembl H tial l 2001 Cotporation All rights reserved TOTAL 43 CONT ON F PAGE NO 43
27. the external appearance of the connector on the unit whether it is physically damaged 4 S Check whether it connects with other cables or cradle customer s cable might be damaged 4 5 Replace Main Board if necessary Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 50 Wireless Connection GSM WAP GPRS not possible 1 Make sure the user has been contacting the Carrier for SIM Card validation and activation 2 Make sure the Wireless Connection Settings has been properly set 3 Make sure the SIM Card is properly inserted to the SIM compartment Make a life call or test it with the RF Test Station Antenna Test 4 5 6 7 Dismantle the Main Unit and check whether the Antenna is properly installed Try with another Antenna Try with another Main Board if necessary P ERE Once the defective part has been identified verify it again with the defective part whether the symptom could be duplicated 50 IrDA Connection not possible 1 2 3 Make sure the IrDA port settings on the Notebook or PC are properly set 4 Check the IrDA window whether it is broken or cracked Replace Front Bezel if necessary Make sure the IrDA function is properly activated on the Pocket PC and on the other device Make sure there s no obstruction between the two devices in connection and with
28. us hole HTC confidential Zi 2001 HTC Corporation All rights reserved 43 15 PAGE NO 14 uc Engineering boni Gently open the housing Turn over the housing to the other side as shown on picture Once the housing is removed next to remove 3 screws which fix the MB into bezel P N 72H00401 00 Gently and carefully release the LCM FPC by litting the connector lock upward using your finger or soft plastic tweezers HTC confidential J 2o 2001 HTC Corporation All rights reserved TOTAL 43 16 PAGE NO 15 TT Cc Engineering bini Then remove the Camera module by slightly releasing its FPC 1 and camera which is sticked with Double side tap on MB 2 Turn MB to the other side and remove the Navigation button by pulling up Correct position of Navigation button Use tweezers to remove the Vibrator HTC confidential 2001 HTC Corporation All rights reserved 43 17 PAGE NO 16 H Engineering The LCM Speaker MIC is located on upper part Bezel side To Disassembly LCM module Hold the entire assembly as seen on the picture push aside the bezel and push the panel from front side simultaneously Notice the starting location Doing this to release the LCM from 4 hooks which lo
29. usual vertical horizontal lines or partial disolav A Main unit does not respond to Power Button B Back Light does not turn ON OFF 0 0 SD Slot SD Card cannot be used A PC Connection USB Serial not possible Wireless Connection GSM WAP Pocket IE not possible C IrDA Connection not possible Data retention related problem 7 Battery A Batterv Pack does not Start B Batterv Discharaes Quicklv even after fullv charaed C Batterv Pack Does not Recharae A No sound from Speaker or Distorted sound 80 Sound 9 Recording A gt recorded sound or distorted sound Others A Housina Cosmetic damaae HTC confidential 2001 HTC Corporation All rights reserved 43 28 PAGE NO 27 Lm ELA 6 3 Troubleshooting amp Repair Before attempting to Diagnose the unit received for repair perform a Full Reset Cold Boot in advance Main Unit Does Not Respond to Power Button Main Unit Does Not Respond to Battery Switch 1 2 3 4 5 6 7 8 Make sure the Battery is installed properly to activate the battery pack Connect the AC Adapter maybe the battery pack is exhaust Check the Battery lock is close properly Try with another battery pack Replace battery pack if necessary Check all connections including LCD FPC to Main Board Try with another Main Board Replace Main Board if necessary a
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