Aspire Digital H342, H341 manual Board Layout, Mainboard

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Board Layout

Mainboard

No	Description	No	Description

1	SATA 1 port	13	Intel Atom D410/D510 processor

2	SATA 3 port	14	HDD access LED cable connector

3	SATA 4 port	15	DDR2 DIMM slot

4	SATA 2 port	16	24-pin power cable connector

5	USB ports	17	Front I/O board cable connector

6	Gigabit Ethernet port (top)	18	System type select jumper
	USB ports (bottom)

7	eSATA port	19	Clear CMOS jumper

8	Recovery/reset button	20	Battery

9	Debug card cable connector	21	Debug/user mode jumper

10	Backplane board LED cable connector	22	x1 PCI Express slot

11	4-pin power cable connector	23	Intel ICH9R chipset (south bridge)

12	Fan cable connector (reserved)

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Chapter 5

Image 64

Contents Aspire EasyStore H341/H342 Service Guide Revision History Copyright Disclaimer Conventions Service Guide Coverage Table of Contents FRU Field Replaceable Unit List Features ChapterFront Panel System TourIcon Component Rear Panel Internal Components System LED Indicators LED indicator Color LED status DescriptionLED indicator Color LED status Description Rear panel Chapter AMI Bios Setup Utility System UtilitiesEntering the Bios Setup Utility Navigating Through the Setup Utility Setup Utility Menus Main Advanced Boot Chipset Exit Chapter System Disassembly Disassembly RequirementsPre-disassembly Procedure Main Unit Disassembly Main Unit DisassemblyRemoving the Hard Disk Page Chapter Removing the System Cover Removing the Front Bezel Pull the bezel away from the chassis Chapter Removing the Front I/O Board Remove the four screws C that secure the front I/O board Removing the Backplane Board Chapter Lift the backplane board off the bracket Removing the Power Supply Remove the four screws a that secure the power supply Page Removing the Fan Removing the Memory Module Chapter Removing the Mainboard Removing the HDD Access LED cables System Troubleshooting Hardware Diagnostic ProcedureSystem Check Procedures Power system checkSystem external inspection System internal inspectionSystem Diagnosis Hardware diagnostic programUSB disk Debug card Identifying the componentsViewing Bios checkpoints Post Code CheckpointsPost code checkpoints list Checkpoint DescriptionBootblock recovery code checkpoints Post code checkpoints Device Initialization Manager code checkpoints High Byte XY System Status Error Codes Operating condition HDD LED error codes DescriptionBios Recovery To create a Bios Recovery diskClearing Cmos Undetermined Problems  DimmChapter System Block Diagram and Board Layout System Block DiagramBoard Layout MainboardName Location Settings System JumpersChapter FRU Field Replaceable Unit List Exploded Diagram Part Name QTYFRU List QTYFront I/O Board Bracket Assy Brkt AS Front I/O HT-361 Memory Unifosa UNB-DIMM Dimm 1G Specification Appendix aNetwork Interface Specification System Memory