Removals And Replacements (Model 90 Xp 486); 1005 Cover; 1010 Cover Lock; 1015 Fan / Air Baffle - IBM PS/2 90 XP 486 Hardware Maintenance Reference

14.0 Removals and Replacements (Model 90 XP 486)

The arrows in the removal and replacement procedures show the direction to
remove a field replaceable unit (FRU), or the direction to turn a screw,
or to press a tab to release the FRU.
order to show the correct sequence of removal.
When other FRUs must be removed to remove the failing FRU, they will be
listed at the top of the page.
listed, remove it, then continue with the failing FRU removal.
To replace a FRU, reverse the removal procedure and follow any notes that
pertain to replacement.
arrangement information.
CAUTION:
Before removing any (FRU), power-off the system, unplug all power cords
from electrical outlets, and disconnect any interconnecting cables.
Warning: The system board, adapters, memory modules, and the math
coprocessor can be damaged by electrostatic discharge.
Electro-Static Discharge (ESD) Sensitive Devices" in topic 13.0 if you
have not already done so.
Subtopics
14.1 1005 Cover
14.2 1010 Cover Lock
14.3 1015 Fan / Air Baffle
14.4 1020 Power Switch / Speaker Assembly
14.5 1025 Diskette Drive
14.6 1030 Hard Disk Drive
14.7 1035 Adapters
14.8 1040 Option Processor
14.9 1045 Memory Riser Card Bracket
14.10 1050 Memory Riser Card
14.11 1055 Power Supply
14.12 1060 Battery
14.13 1065 System Board
14.14 1070 Video Memory
IBM PS/2 Model 90 XP 486 and 95 XP 486 HMR
Removals and Replacements (Model 90 XP 486)
The arrows are marked in numeric
Go to the removal procedure for each FRU
See "Locations" for internal cable connection and
¦ Copyright IBM Corp. 1990, 1992
14.0 - 1
See "Handling