Removing And Installing An Option Module; How To Remove An Option Module; How To Install An Option Module - Digital Equipment DECstation 5000/100 Series Maintenance Manual

Removing and Installing an Option Module

Figure 5-19 shows how to remove and install an option module.
Caution:
modules.

How to remove an option module

Turn off the workstation and remove the system unit cover.
1.
Disconnect any cables that are connected to the rear of the
2.
option module.
If the module is a ThickWire Ethernet option module,
3.
gently pry the ThickWire Ethernet Station Address ROM
(ESAR) chip away from the module. Save the ESAR chip
for installation onto the new ThickWire option module.
Figure 5-20 shows how to remove the ESAR chip.
Remove the screws that hold the option module to the
4.
standoffs.
Remove the screws that hold the option module to the back
5.
of the system unit.
Grip the option module end near the expansion slot and
6.
pull the option module out of the slot. If necessary, gently
rock the module to loosen it.

How to install an option module

If the back of the system unit has a blank plate over the
1.
opening for the option module connector, remove the two
screws and remove the plate.
Pass the option module cable connector through the opening
2.
on the back of the system unit.
Firmly press the end of the option module that connects to
3.
the system module into the expansion slot.
Insert and tighten the screws that hold the module to the
4.
back of the system unit.
Insert the screws that hold the option module to the
5.
standoffs.
5–32 Base System FRUs
Always follow antistatic procedures when handling option