HTC MDA2 Bedienungsanleitung

Service Manual for MDA2 HTC Proprietary Confidential Treatment Requested Rev. 1.0 September 12, 2003 HTC Corp. Eng

3.SYSTEM BLOCK DIAGRAM HTC confidential © 2001, HTC Corporation. All rights reserved. TOTAL 43 CONT.ON. 11 PAGE NO. 10

3. Servicing Tools This chapter provides information for the servicing tools for MDA2. List of Servicing Tools No. Item Use Remark 1

5. Assembling and Disassembling 5.1 Disassembling Tools needed for Assembling and Disassembling the MDA2 1. Lens Cleaning Tissue. 2. Flat Scr

Press Unlock and release the battery Remove the battery from unit Warning: To reduce risk of fire or burns, do not disassemble, crush, punct

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

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 scre

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 th

The LCM, Speaker , MIC is located on upper part (Bezel side). To Disassembly LCM module Hold the entire assembly as seen on the picture , pus

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

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. Insulatio

TITLE: Service Manual for MDA2 REV. NO. DATE CONTENTS DEP. REVISED APP’D STGE.PER. 1.0 Aug 26,2003 TSD

Next to apply one black poron aside to volume button Totally there are four places at MB need to be applied pre-assembly. Install t

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

HTC confidential © 2001, HTC Corporation. All rights reserved. TOTAL 43 CONT.ON. 23 PAGE NO. 22 Next Camera module assembly. 1. Make

Next Close the Rear Housing to upper part starting from left side (with Volume button) TIPS: Adjust the volume button to its center first bef

FIX Antenna Cover Put the antenna cover and fix it starting from unit left side (side with volume button) Warranty Seal (Security Label) Be s

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 pe

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

6.2. Classification of Non-Conformity HTC confidential © 2001, HTC Corporation. All rights reserved. TOT

6.3 Troubleshooting & Repair Before attempting to Diagnose the unit received for repair, perform a Full Reset (Cold Boot) in advance. １－

2－B．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 Bu

Table of contents 1. INTRODUCTION ･･････････････････････････････････････････････････････････････････････････････････････････････････････････････

(3) Try with another Main Board. (4) Replace Main Board if necessary. (5) Once the defective part has been identified, verify it again with t

6－A．Data Retention related problem (1) Back up battery is rechargeable, to retention purpose when main battery power is used up or when changin

symptom could be duplicated. . 7－B．Battery discharges quickly even after fully charged (1) Make sure the Battery Pack takes fully charge with

(1) Check “Sound & Notifications” Settings in the unit for Sound Enabling. (2) Make sure it’s not MUTED. (3) Dismantle and Check whether

7. Diagnostic Program 7.1. List of Test Items No. Item Description Remark 1 RAM Test RAM Check Size/Write/Read/Comparison test. 2 Displ

Serial V1.01 Then, wait about 10 seconds, the display will show : Waiting for GSM ready Himalaya DIAG v1.00i RAM TES

3 Touch Test Tap the cross mark (+) with stylus on the correct location. Fail if no reaction Calibrate the screen following the + mark. Press AC

12 SD Test Insert SD card (Enable Write Protect) and start test. Pull out the SD card if you see the message< “Pluck OK ><Locked > P

8.1 Exploded Diagrams & Spare part list HTC confidential © 2001, HTC Corporation. All rights reserved. TOTAL 43 CONT.ON. 39

Spare part list Item Description HTC P/N Using Q'ty1 Speaker, MDA2 36H00177-00 1 2 GSM ANTENNA 36H00158-00 1 3 RECHARGEABLE BATTERY,L

1. Introduction This manual provides the technical information to support the service activities of the MDA2. This document contains highly co

Appendix A. Customer, Retailer Misjudgment Before attempt repairing the unit, make sure the type of reported failure could be clearly reproduce

Using AC adapter that is NOT supplied with the unit. 3 Battery cannot be charged Charging the battery while operating the unit with heavy l

Software being used sometimes is not fully compatible with the system. Execute many application programs simultaneously 12 Hang up Softwar

B. Repair Troubleshooting Guide HTC confidential © 2001, HTC Corporation. All rights reserved. TOTAL 43

Item Specification Platform • Microsoft Pocket PC 2003 phone edition - English, French, German, Italian, Spanish,Portuguese. • Combined GSM/G

GPRS/GSM (Tri-band) module Antenna Generic GSM Service  GSM900: 880-915, 925-960MHz  DCS1800 1710 ~ 1785,1805 ~ 1880 MHZ  PCS1900 1

Interface  One Infrared port IrDA SIR  One 22 pin individual Port for signals (for USB, Serial, Car Kit, Power and Audio)  One SIM

Audio  Microphone build in  Software Echo cancellation  Receiver  Hardware AGC  Hardware Full duplex  WAV/WMA/MP3 stereo  16 bits

Accessories  Retractable sync. Cable (USB/Serial)  Cradle (USB, Serial)  AC adapter  Car adapter  Stylus  AC adapter with power plu