Acer 9100 System Manual page 52

Connector
CN8
CN9
CN10
CN11
CN12
CN13
CN14
CN15
CN16
CN17
CN18
CN19
CN20
CN21
CN22
CN23
CN24
CN25
CNN1
FAN1~ FAN3
I1, I2
P1-P5
BIOS Utility
Power connector (connects to the system power
button on the front panel)
Standby power connector for 200W standard SPS
(also used for 420W redundant SPS)
Pin 1 and pin 2 for power LED
Signal connector for redundant power supply
NMI signal connector
Backplane board LED connector
Printer port (above) / video port (below)
IDE connector
LAN connector
Channel 1 narrow SCSI connector
Diskette drive connector
Universal serial bus (USB) ports
CPU board connector
CPU board connector
Channel 1 wide SCSI connector
Hard disk LED connector
SMM connector
Channel 2 wide SCSI connector
Connector for chassis intrusion prevention
Fan connectors
ISA Slots
PCI Slots
Function
1-7