HTC MDA2 service manual Refurbishment

Page 37

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< “Pluck OK ><Locked >
		Please remove locked SD . Adjust lock switch to unlock site
		(Disable Write Protect), and insert it. The program will read &
		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 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 CONT.ON. 38 PAGE NO. 37

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Contents For MDA2 APP D Table of contents 2Specifications of MDA2 Product SpecificationsIntroduction GSM/GPRS Functional Block Specification of AC AdapterPDA Functional Block GPRS/GSMTotal 43 CONT.ON page no Total 43 CONT.ON page no TTE System Block Diagram Servicing Tools Disassembling Assembling and 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 Tips Antenna AssemblyFIX Antenna Cover Test List of Test Jigs Problem DiagnosticsClassification of Non-Conformity Touch Panel Does Not Respond to Screen Tap Unusual Vertical / Horizontal lines or partial display Buttons Do Not RespondBack Light Does Not Turn ON/OFF SD Card cannot be usedPC Connection USB / Serial not possible Wireless Connection GSM / WAP / Gprs not possibleIrDA Connection not possible Battery Pack does not start Data Retention related problemBattery Pack does not recharge Battery discharges quickly even after fully chargedNo Sound from Speaker or Distorted sound No Recorded Sound or Distorted soundHousing Cosmetic damage Clean Talk Time Diagnostic ProgramStop on fail Checksum Refurbishment Exploded Diagrams & Spare part list Spare part list Customer, Retailer Misjudgment AppendixResponse HTC confidential Repair Troubleshooting Guide