Compaq 486 - Chapter 5.3 Disassembly;Assembly Sequence Chart

o Conductive foam
o Conductive table top workstations with ground cord of 1 megohm resistance
o Static dissipating table or floor mats with hard tie to ground
o Field service kits
o Static awareness labels
o Wrist straps and footwear straps providing 1 megohm ñ 10% resistance
o Material handling packages
- Conductive plastic bags
- Conductive plastic tubes
- Conductive tote boxes
- Metal tote boxes
- Opaque shielding bags
- Transparent metallized shielding bag
- Transparent shielding tubes
Chapter 5.2 Tool and Software Requirements
To service the COMPAQ PORTABLE 486c Personal Computer, you need the
following:
o Case utility tool
o Flathead screwdriver
o Modem terminating plug
o Nonconductive probe
o ROM removal tool
o Torx screwdrivers, sizes T-10 and T-15
o 9 pin serial interface loopback plug
o 25 pin parallel interface loopback plug
Chapter 5.3 Disassembly/Assembly Sequence Chart
Use the following chart as a reference along with the procedures in this
chapter for removing and replacing the subassemblies of the COMPAQ PORTABLE
486c Personal Computer.
5.4 PREPARATION PROCEDURES
|
5.5 |-- KEYBOARD
|
5.6 |-- REAR PANEL
||
5.7 | |-- OPTIONS COVER
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5.8 | |-- STANDARD BOARDS
| | |-- Video Board
| | |-- Processor Board
| | |-- System ROM