Home
Compaq
Desktop
PORTABLE 386
Page 122 (Chapter 8.25 Display Enclosure)
Compaq PORTABLE 386 - Chapter 8.25 Display Enclosure
166 pages
Manual
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
4.
Push
the
lower
legs
of
the
brightness
control
assembly
upward,
and
snap
the
assembly
out
(Figure
8-79).
To
replace
the
brightness
control
assembly,
reverse
steps
1
through
4.
Chapter 8.25 Display Enclosure
To
remove
the
display
enclosure:
121
123
Table of Contents
Main Page
Summary of Text
3
Required Tools and Supplies
3
Additional Reference Information
4
Operating and Performance Specifications
6
System Unit
6
Electrical and Mechanical Specifications
6
Portable Enhanced Keyboard
7
Compaq Dual Mode Plasma Display
7
Megabyte Diskette Drive
8
360 Kbyte Diskette Drive
8
3 1/2 Inch 1.44 Megabyte Diskette Drive
9
40 Megabyte Fixed Disk Drive
9
100 Megabyte Fixed Disk Drive
10
110 Megabyte Fixed Disk Drive
10
Compaq 1200 Baud Internal Modem
11
Compaq 2400 Baud Internal Modem
11
Expansion Unit
12
40 Megabyte Tape Drive Expansion Unit
12
Power Supply
12
300/600 Megabyte Fixed Disk Drive Expansion Unit
13
Power on Self Test (Post)/Problem Isolation
15
Preliminary Steps to Problem Isolation
15
Problem Isolation Flowchart
16
Setup and Inspect
20
Diagnostics Program
21
Error Messages and Codes
22
Power on Self Test Messages
22
Diagnostic Error Codes
23
Central Processing Unit Error Codes (1Xx - XX Range)
24
Memory Error Codes (2Xx - XX Range)
27
Keyboard Error Codes (3Xx - XX Range)
28
Parallel Printer Error Codes (4Xx - XX Range)
29
Video Error Codes (5Xx - XX Range) (for External Video Display)
30
Diskette Drive Error Codes (6Xx - XX Range)
31
Monochrome Video Board Error Codes (8Xx - XX Range)
33
Serial Communications Error Codes (11Xx - XX Range)
33
Modem Communications Error Codes (12Xx - XX Range)
34
Fixed Disk Drive Error Codes (17Xx - XX Range)
38
Tape Drive Error Codes (19Xx - XX Range)
45
COMPAQ Video Graphics Error Codes (24Xx - XX Range)
49
COMPAQ Dual Mode Plasma Display Error Codes (51Xx - XX Range)
50
Memory Error Codes
51
Defective Memory Isolation
52
Memory Locations
52
Compaq Portable 386 Personal Computer System Board Memory Error Map
53
1 To 2 Megabyte Memory Expansion Board Error Map
53
4 Megabyte Memory Expansion Board Error Map
54
Illustrated Parts Catalog
55
Display Enclosure Assembly
55
Portable Enhanced Keyboard Assembly
57
Chassis - Rear Assembly
57
Chassis - Side Assembly
60
Spare Parts for Options
61
Optional 32 Bit Memory/Modem Interface Board View
62
Optional 1 to 2 Megabyte Memory Expansion Board
62
Optional 512 Kbyte Memory Module View
63
Optional 4 Megabyte Memory Expansion Board View
63
Optional 4 Megabyte Memory Extension Board View
64
Optional Compaq 1200 Baud Internal Modem View
64
Optional Compaq 2400 Baud Internal Modem View
65
Optional Second Serial Interface Board (International Only) View
65
Optional Expansion Unit View
66
Optional Tape Drive Expansion Unit View
66
Cable Kit
67
Miscellaneous Hardware Kit
68
Removal and Replacement Procedures
69
Preparation Procedure
69
Keyboard Assembly
69
To Remove the Rear Panel
71
To Replace the Rear Panel
71
Interface Connector Cover
72
Microprocessor Cover
73
Microprocessor Cover Location
74
Removing the Microprocessor Cover
74
System Board Cover
75
Bit Memory/Modem Interface Board
76
Internal Modems
78
Disconnecting the Led/Speaker and Keyboard Cables
79
Internal Modem and Modem Ground Bracket Locations
79
Removing the Modem Ground Bracket Screw
80
Removing the Modem Bezel
80
Second Serial Interface Board (International Only)
81
Removing the Internal Modem
81
Second Serial Interface Board Location
82
Memory Expansion Boards
83
Removing the Second Serial Interface Board
83
To Remove a Memory Expansion Board
84
Compaq Portable 386 Memory Expansion Process
84
Memory Expansion Board Location
85
Memory Upgrade Kit
86
Removing a Memory Expansion Board
86
Memory Module Location on the System Board
87
Removing the Memory Module from the System Board
87
Memory Module Location
88
System ROM
89
System Board
91
Disconnecting System Board Cables
92
Removing System Board Screws
93
Disconnecting the RGBI Cable Assembly
93
Plasma Display Controller Board
94
Mass Storage Device Assembly
96
Removing the Drive Bezel
96
Disconnecting the Drive Cables
97
Mass Storage Device Subassembly Location
97
Removing the Mass Storage Device Subassembly Screw
98
Fixed Disk Drive
99
Removing the Mass Storage Device Subassembly
99
Diskette Drive
101
To Remove the Diskette Drive Assembly
102
To Remove the Power Supply
104
Disconnecting the Plasma Display Power Connector
104
Mass Storage Device Enclosure
107
Led/Speaker Cable, Keyboard Cable, and LED Assembly
109
Plasma Display
115
Plasma Display Filter
121
Brightness Control Assembly
121
Display Enclosure
122
Display Power Cable Assembly and Display Data Cable Assembly
127
Handle and Spreader Plate
131
Battery
133
To Remove the Battery
134
To Remove the Expansion Unit
135
To Remove the 300/600 Megabyte Fixed Disk Drive Expansion Unit
138
To Replace the Expansion Unit
138
Fixed Disk Drive Removal
139
To Remove the Power Supply from the Fixed Disk Drive Expansion Unit
142
External Interface Adapter Board
144
Jumper and Switch Settings
147
System Board Overview
147
System Board Jumper Settings
148
Jumpers E1, E2, and E7 - Select Parallel Port Options
148
Jumpers E3, E4, E8, and E9 - Select Serial Communications
149
Jumpers E5 and E6 - Select Drive Options
150
Jumpers E13 and E14 - Select Amount of 32 Bit Memory to be Used as
150
Jumpers E15, E16, and E17 - Select Total 32 Bit Memory Installed
150
Jumper E19 - Enables/Disables Fail Safe Timer
150
Compaq Enhanced Color Graphics Board Jumper and Switch Settings
151
Jumper E20 - Selects 20 Mhz 80387 Coprocessor Installation
151
Jumper E21 - Selects System Speed at Power on
151
Jumper E23 - Selects Plasma Display Mode at Power on
151
Compaq Enhanced Color Graphics Board View
152
Configuration Switch Bank SW1
153
COMPAQ Enhanced Color Graphics Board as the Primary/Only Display Controller Board Switch Settings
153
COMPAQ Enhanced Color Graphics Board as the Secondary Display Controller Board Switch Settings
154
Configuration Switch Bank SW2
155
Configuration Switch Bank SW3
155
Serial/Parallel Interface Board Switch Settings
156
Jumper P1 - Selects Monitor Type
156
Jumper JP3 - Selects RGB or COMPAQ Dual Mode Monitor
156
Video Graphics Controller Board
157
ESDI External Fixed Disk Drive Controller Board
159
Mass Storage Configurations
160
System Configuration
160
Maximum Storage
160
Mirroring
161
Duplexing
162
Setting up the Fixed Disk Drive Expansion Unit
163
The EXTDISK.SYS Device Driver
163
The FDISK Utility
163
The FORMAT Command
164
Novell Netware Configuration Information
164
To Prepare the 1:1 Interleave Buffered ESDI External Fixed Disk Drive Controller Board
165
ABEND: Not Enough Memory for Disk FAT Tables (Message)
166
Related product manuals
Compaq Presario
12 pages
Compaq Evo D510 e-pc
35 pages
Compaq Presario 7400 Series
196 pages
Compaq Presario 5600 Series
81 pages
Compaq dc5800 - Microtower PC
72 pages
Compaq dc5850 - Microtower PC
19 pages
Compaq dx2200 - Microtower PC
19 pages
Compaq dc5100 - Microtower PC
30 pages
Presario SR1000 - Desktop PC
12 pages
Presario SR5000 - Desktop PC
1 page
To Next Page
Loading...
