Removal And Replacement; Introduction; Required Tools; Disassembly Procedure - HP 82718A Service Manual

Section 4
Removal and Replacement
4-1. Introduction
This section describes the steps you must take to remove and replace assemblies and components in the
HP 82718A Expansion Pod. Disassembly procedures are described in paragraph 4-3. Reassembly proce
dures are described in paragraph 4-7.
4-2. Required Tools
The tools you will need to disassemble and reassemble the pod are listed in table 4-1.
Table 4-1. Required Tools
HP Part Number
Description
HP 82059D
Adapter, ac
82718-60906
Cable, extension, four wire
HP-75C or HP-75D
Calculator, test, HP-75
8720-0001
Nutdriver, 3/16 inch
8710-0555
Pliers, needlenose, right-angle
5061-7248
ROM, diagnostic
8710-0899
Screwdriver, Pozidriv #1
4-3. Disassembly Procedure
The following procedure describes the steps you should take to disassemble the pod.
CAUTION
Always remove the batteries before disassembling the pod. Otherwise, damage to components may
result.
Make sure your work station is protected against ESD (electrostatic discharge) with a static mat and
a static fan and that you are wearing a grounded wrist strap before opening the pod. CMOS compo
nents on the main PGA are subject to ESD damage.
The overlays on the top- and bottom cases are cosmetically sensitive parts. Handle them with care
in order to prevent damage to them.