HTC MDA2 User manual

Service Manual

for

MDA2

HTC Proprietary

Confidential Treatment Requested

Rev. 1.0

September 12, 2003

HTC Corp.

Engineering Mobility

HTC confidential

TITLE: Service Manual for MDA2

REV.

NO.

DATE CONTENTS DEP. REVISED

APPD

STGE.PER.

1.0

Aug 26,2003

TSD

HTC confidential

Table of contents

1. INTRODUCTION

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4

5

19

26

27

28

34

38

39

40

B. R

EPAIR TROUBLE SHOOTING GUIDE

41

2.

PRODUCT SPECIFICATIONS

2.1 P

RODUCT CONFIGURATION

2.2 S

PECIFICATIONS OF MDA2

2.3 SPECIFICATIONS OF AC ADAPTER …………………………………………………5

2.4 GSM/GPRS FUNCTIONAL BLOCK PART 5

3. SYSTEM BLOCK DIAGRAM

10

4. SERVICING TOOLS

11

5. ASSEMBLING AND DISASSEMBLING

12

5.1 D

ISASSEMBLING

12

5.2 A

SSEMBLING

6. PROBLEM DIAGNOSTICS

6.1 L

IST OF TEST JIGS

6.2 C

LASSIFICATION OF NON CONFORMITY

6.3

TROUBLESHOOTING AND REPAIR

7. DIAGNOSTIC PROGRAMS

7.1 L

IST OF TEST ITEMS

7.2

TEST ITEMS OPERATION

8. SPARE PARTS LIST & EXPLODED DIAGRAMS

8.1 Exploded Diagrams

8.2

LIST OF SPEAR PARTS

APPENDIX

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A. C

USTOMER, RETAILER MISJUDGMENT

HTC confidential

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

1 Main Unit

2 USB Cradle

3 Stylus

4 AC Adapter

5 Earphone

6 Pouch, Leather Case

7 Service Kit

8 Quick Start Guide

9 User’s Manual

10 Battery Pack

2.2 Specifications of MDA2

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Item Specification

Platform

• Microsoft Pocket PC 2003 phone edition - English,

French, German, Italian, Spanish,Portuguese.

• Combined GSM/GPRS and PDA.

• 2 logical block (PDA and GSM/GPRS) solution,

layout is integrated into one module

• 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  AC input 100 ~ 240 Vac, 50/60 HZ

 AC input current : 0.2 A max

 Output voltage : 5V dc

 Output current : 2A (typical)

2.4 GSM/GPRS Functional Block

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GPRS/GSM (Tri-band)

module

Antenna

Generic GSM Service

 GSM900: 880-915, 925-960MHz

 DCS1800 1710 ~ 1785,1805 ~ 1880 MHZ

 PCS1900 1850 ~ 1910, 1930 ~ 1990MHZ

 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

Memory

ROM

RAM

 32MB(Standard,CPU embedded) and 64/96/160MB

(CPU embedded 32MB NOR 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

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Interface

 One Infrared port IrDA SIR

 One 22 pin individual Port for signals (for USB, Serial,

Car 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  Lock type mechanism

Keyboard/Button/Switch  One five way navigation button

 One Power button(wake-up key)

 One volume control button(up & down)

 Two phone button, SEND(Yes) & 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 2

nd

press

 Voice command/Voice recorder (side button)

 Press for voice command

 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.

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Audio  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

CMOS Camera  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 fps(min), (in live mode)( max 15

seconds per clip)

 Operating in 5 Lux(Min)

Cradle  Cradle connector connected to main unit

 Audio jack (2.5 )

 Microphone

 2 slots, one for main unit + battery, another is capable

of charging 2

nd

battery

 Serial or USB cable between cradle and PC

 LED indicator for 2

nd

battery charging

Bluetooth  Bluetooth 1.1 compliant

 Power class 2

 Support Profile

 Generic access

 Generic object Exchange

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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)

Regulatory  PTCRB (For North America Market)

 R&TTE

 FCC

 USB V1.1 Compliance test

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3.SYSTEM BLOCK DIAGRAM

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3. Servicing Tools

This chapter provides information for the servicing tools for MDA2.

List of Servicing Tools

No. Item Use Remark

1 USB or Serial Cradle Check for Cradle I/F (Serial

communication only)

2 USB DATA interface Cable Check for Cradle I/F (USB

communication only)

3 Special Made Plastic Stick Disassembling for

4 SD Memory Card For SD card test

5 Earphone Headset For Audio test.

6 AC Adapter Power supply to MDA2.

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5. Assembling and Disassembling

5.1 Disassembling

Tools needed for Assembling and Disassembling

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

cover as step 2.

Once Back cover is removed, you will find

the battery on it.

1 2

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Press Unlock and release the battery

Remove the battery from unit

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

properly.

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.

To separate the antenna cover, use the

hook of plastic stick to release three hooks

of antenna cover.

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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

Screw 1~4 P/N 72H00338-00

Screw 5,6 P/N 72H00339-00

Now separating the housing.

Use plastic stick to slide along the gap

(Right side of unit, near stylus hole)

1

2

1 5

2

4 6

3

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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.

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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

2

1

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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

located 2 at its right and left respectively.

Then, gently pull out the LCM from its

lower part hook .

Speaker

If the Speaker need to be replaced, remove two

screw which fix the speaker .

P/N: 72H00401-00

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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.

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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.

Gasket

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Next to apply one black poron aside to

volume button

Totally there are four places at MB need to

be applied pre-assembly.

Install 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

gap & stylus stuck after assembly.

LCM Poron

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HTC MDA2 User manual

HTC MDA2 User manual

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