Specifications

Page 11Installation Instructions: AM-137 Board AM-1600/1400 Upgrade
DRIVE MOUNTING
BRACKET
MAC774
B
A
C
D
AM-1600/1400 Drive Mounting Bracket
Once you have taken out the screws, unplug any power or interface cables
connected to your diskette or tape drive and remove the drive mounting bracket
from the chassis. You will now be able to access your CPU board.
3.Before disconnecting any cables—i.e., power supply, SCSI interface, and front
panel display—make a note of exactly how they are plugged into the CPU board.
The pin-1 orientation and the physical location of all the connectors is exactly the
same on the AM-137 board.
4.At location J9 on the CPU board, unplug the 50-pin SCSI interface cable.
5.At location J19 on the CPU board, unplug the front panel display cable.
6.At location J20 on the CPU board, unplug the wire harness connected to the front
panel display.
7.Unplug both connectors that link your power supply to the CPU board.
8.Remove the hex screws that secure the parallel port and the DB9 serial port
connectors from your rear panel.
9.Remove the screws that secure the external SCSI connector and Ethernet
connector (if applicable) from the rear panel.
10.The CPU board is held in place with three phillips-head screws and six nylon
locking posts as shown in the illustration on the next page.
PDI-00137-50, Rev. A01