Description
Storage/Control I/O Module 1-3
Power is supplied to the Storage/Control I/O Module via the midplane from the combined
controller card. The hard drive LED signal is brought to the system controller board via the
midplane and brought out to the front panel to show hard drive activity. It is located on the
combined controller in the front of the VCO. Refer to Figure 3.
SCSI terminations are provided as an option to be populated on the Storage/Control I/O
Module depending on the system configuration. They are currently not being used.
The connectors mounted on the front panel:
The connectors mounted on the board:
The LEDs mounted on the board:
4 serial ports
DB-25
SCSI port
50-Pin mini-SCSI connector
Ethernet
DB-15
Printer
36-Pin Centronics
SCSI
DIN 64
MODEM
20-Pin IDC connector
MODEM power
5-Pin header
ENET
If illuminated, shows that power is available to
the ethernet
SCSI
If illuminated, shows that there is SCSI
termination power