Technical Reference
53
Table 16. Serial Port Header
Pin
Signal Name
Pin
Signal Name
1
DCD (Data Carrier Detect)
2
RXD# (Receive Data)
3
TXD# (Transmit Data)
4
DTR (Data Terminal Ready)
5
Ground
6
DSR (Data Set Ready)
7
RTS (Request to Send)
8
CTS (Clear to Send)
9
RI (Ring Indicator)
10
Key (no pin)
Table 17. Chassis Intrusion Header
Pin Signal
Name
1 Intruder
2 Ground
Table 18. Front and Rear Chassis (3-Pin) Fan Headers
Pin Signal
Name
1 Control
2 +12
V
3 Tach
Table 19. Processor (4-Pin) Fan Header
Pin Signal
Name
1 Ground
2 +12
V
3 FAN_TACH
4 FAN_CONTROL
