HTC MDA2 service manual Gprs/Gsm, PDA Functional Block

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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

Memory
ROM		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)
RAM		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 NO. 6

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Contents For MDA2 APP D Table of contents Product Specifications 2Specifications of MDA2Introduction Specification of AC Adapter GSM/GPRS Functional BlockGPRS/GSM PDA Functional BlockTotal 43 CONT.ON page no Total 43 CONT.ON page no TTE System Block Diagram Servicing Tools Assembling and Disassembling DisassemblingTotal 43 CONT.ON page no Total 43 CONT.ON page no Total 43 CONT.ON page no Use tweezers to remove the Vibrator Speaker Total 43 CONT.ON page no Gasket LCM Poron Total 43 CONT.ON page no Total 43 CONT.ON page no Antenna Assembly TipsFIX Antenna Cover Test Problem Diagnostics List of Test JigsClassification of Non-Conformity Touch Panel Does Not Respond to Screen Tap Back Light Does Not Turn ON/OFF Buttons Do Not RespondUnusual Vertical / Horizontal lines or partial display SD Card cannot be usedWireless Connection GSM / WAP / Gprs not possible PC Connection USB / Serial not possibleIrDA Connection not possible Data Retention related problem Battery Pack does not startNo Sound from Speaker or Distorted sound Battery discharges quickly even after fully chargedBattery Pack does not recharge No Recorded Sound or Distorted soundHousing Cosmetic damage Diagnostic Program Clean Talk TimeStop on fail Checksum Refurbishment Exploded Diagrams & Spare part list Spare part list Appendix Customer, Retailer MisjudgmentResponse HTC confidential Repair Troubleshooting Guide