Intergraph InterServe 800 System Reference Manual page 80

68
The following table shows the cable routing from the system board connectors to the various
components and peripherals.
NOTE See Chapter 6, "Peripherals," for details on data cables.
From Board Connector
J1 Secondary CPU Fan
J4 Primary CPU Fan
J5 Chassis Fan 1
J15 Secondary EIDE
J16 Primary EIDE
J18 Floppy
J22 Main Power
J23 LED Power
J29 LED Power
J33 Disk Activity LED
J35 SCSI, External Wide Ultra
J36 Intrusion Alarm
J37 CD-ROM Audio
J39 Power Supply Fan
J40 SCSI, Internal Wide Ultra
J44 SCSI, External Ultra
J54 Chassis Fan 2
T1 Serial Port 2
The following tables list jumper pinouts for the connectors listed in the table above.
J1, J4 - Processor Fans (Optional) Pinout
Pin Signal
1 Ground
2 +12V
Cable
—
—
CFAN12400
—
MCBL121A
MCBL106A
—
—
—
—
MCBL255A
—
—
—
MCBL348A
MCBL338A
—
MCBLW680A
Pin Signal
3 Tach
To
Optional CPU fan
Optional CPU fan
Used for processor duct fan
Optional EIDE device
EIDE CD-ROM drive
Floppy drive
Not used
Not used
Not used
Not used
Rear panel 68-pin connector,
optional
Not used
Not used
Not used
System disk at SCSI ID 0
Terminator/adapter
Not used
External serial port 2 (COM2)