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Acer Power FH Aspire T690/Power FH Service Guide - Page 73

Front Panel Header, ATX1: ATX 24-pin Power Connector, SYS_FAN1: System Cooling Fan Connector

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SYS_FAN1: System Cooling Fan Connector Pin Signal Name Function 2 +12V Power +12V 3 Sense Sensor ATX1: ATX 24-pin Power Connector Pin Signal Name Pin 1 +3.3V 13 2 +3.3V 14 3 Ground 15 4 +5V 16 5 Ground 17 6 +5V 18 7 Ground 19 8 PWRGD 20 9 +5VSB 21 10 +12V 22 11 +12V 23 12 +3.3V 24 Signal Name +3.3V -12V Ground PS_ON COM COM COM -5V +5V +5V +5V Ground ATX12V1: ATX 12V Power Connector Pin Signal Name 1 Ground 2 Ground 3 +12V 4 +12V Front Panel Header The front panel header (PANEL1) provides a standard set of switch and LED connectors commonly found on ATX or Micro ATX cases. Refer to the table below for information: Illustration Pin Signal 1 HDD_LED(+) 3 HDD_LED(-) 5 Reset_SW 7 Reset_SW 9 RSVD 11 RSVD 13 RSVD Function Hard disk LED(+) Hard disk LED(-) Reset ground Reset signal Reserved Reserved Reserved Pin Signal 2 Power LED (+) 4 Power LED (-) 6 PWR_SW 8 PWR_SW 10 KEY 12 LAN LED(+) 14 LAN LED(-) Function Power LED (+) Power LED (-) Power button signal Power button ground Key LAN LED(+) LAN LED(+) 70 Chapter 5

Section	Page
Cover	1
TOC	6
System Specifications	7
Features	7
Mainboard Placement	10
Block Diagram	12
Aspire T690 Front Panel	13
Aspire T690 Rear Panel	14
AcerPower FH Front Panel	15
AcerPower FH Rear Panel	16
System Peripherals	17
Mouse (PS/2 or USB, manufacturing option)	17
Keyboard (PS/2 or USB, manufacturing option)	17
Speakers	18
Acer eRecovery	19
Create backup	19
Restore from backup	19
Create factory default image CD	19
Re-install bundled software without CD	20
Change Password	20
Acer disc-to-disc recovery	21
Restore without a Recovery CD	21
Multilingual operating system installation	21
Hardware Specifications and Configurations	22
Power Management Function (ACPI support function)	27
System Utilities	28
About the Setup Utility	28
The Standard Configuration	28
Entering the Setup Utility	29
BIOS Navigation Keys	29
Using BIOS	29
Product Information	30
Standard CMOS Features	31
Advanced BIOS Features	33
Advanced Chipset Features	36
Integrated Peripherals	38
Power Management Setup	41
PnP/PCI Configurations	43
PC Health Status	44
Frequency Control	45
Load Fail-Safe Defaults Option	46
Load Optimized Defaults Option	46
Set Supervisor/User Password	46
Save & Exit Setup	46
Exit without Saving	46
Machine Disassembly and Replacement	47
General Information	48
Before You Begin	48
Disassembly Procedure	49
Aspire T690 Disassembly Procedure	50
AcerPower FH Disassembly Procedure	59
Troubleshooting	67
Jumper and Connector Information	68
Main Board Placement	68
Jumper Setting	70
Setting Jumper	70
Checking Jumper Settings	71
Connecting Components	72
Connecting the Optional Devices	74
Rear I/O Panel Connectors	76
FRU (Field Replaceable Unit) List	78
Exploded Diagram	79

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