Compaq Presario 800 Family - ps-2.kev009.com, an archive of old

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Switch Settings
Processor Settings (003421, 003422, 003516, 004107)
Description
486SX
ODPR 486SX2,
486DX, 486DX2
ODP 487SX
Pentium ODP
P2
1-2
2-3
P3
1-2
2-3
P4
3-4
1-2
P6
1-2
1-2
2-3
2-3
2-3
2-3
2-3
2-3
1-2
2-3
Configuration Jumper Settings (004105,004259)
Compaq Presario 800 Family
Specifications
Processor
x Intel 486SX2/66, 486DX2/66, 586.
Memory
x 4MB/8MB of RAM expands to 100/104MB.
I/O Expansion Slots
x Three 16-bit ISA slots, one Compaq feature slot.
Diskette Drive
x One 3.5” 1.44 diskette drive.
Integrated Features
x
x
x
x
Serial, Parallel
Pointing device port
16-bit sound system
Cirrus 5434 video controller
Internal Expansion Bays
x Supports two external 1/2 ht. drives
x One internal 1/3 ht. drive.
I/O Architecture (Bus’s supported)
x Industry Standard Architecture (ISA)
Power Supply
x 145 watt power supply
Diagnostics
x Normal Post Diags performed on Power UP of system.
x For Advanced Diags use QAPlus/FE.
x Troubleshoot according to errors found during test.
CMOS Access
x QAPlus/FE.
Description
25/50MHz
33/66MHz
Pent. ODP Write thru
Pent. ODP Write back
Turn on video
Turn off video
Printer/IRQ7
Printer/IRQ5
Clear CMOS
* Default
Flat bladed and Torx T-8, T-10, and T-15 screwdrivers.
Needle nose pliers.
ROM removal tool.
Diagnostics and formatted blank diskettes.
Anti-static wrist strap.
IBM Document: Compaq
Page 1 of 2
P1
P5
P8
P9
1-2
2-3*
2-3*
1-2
1-2*
2-3
10sec
Removal Procedures
Before beginning removal complete the following steps.
1. Turn off the computer and any peripheral devices.
2. Disconnect AC power cord from the outlet and system.
3. Disconnect all peripheral devices from the computer.
System Cover
How to remove the cover:
1. Loosen three thumbscrews on the rear of the computer to
release the cover.
2. Slide the cover towards the front of the computer and lift it
up from the chassis.
Field Replaceable Units
Memory
1MB
2MB
4MB
8MB
16MB
32MB
128KB cache
Tools and Software Requirements
x
x
x
x
x
P7
1-2
2-3
Assembly
118666-004
118667-004
137854-002
118665-004
137853-002
129041-002
142850-001
139973-002
003454-001
003670-001
OEM Part
141752-001
141753-001
141754-001
IBM Part
22H0688
20H8474
20H6294
141755-001
90G7098
149947-001
149948-001
197050-001
197005-001
90G7101
20H8476
20H8461
37H7027
Assembly
004004
002948
0002951
000990
197492-001
OEM Part
146993-001
148866-001
139182-001
106886-001
197493-001
IBM Part
90G6453
20H8089
20H8090
93F7110
20H8458
Controller Boards
Description
6260 SCSI-2
QVision 1024/I
QVision 1280/I
Ser./Paral. Intf.
Sound bd.
02/97 Doc # MT1667-0020
¤ Copyright International Business Machines, 1997
All rights reserved
Field Replaceable Units, continued
Internal Hard Drives
Size
550MB SCSI
1.05GB SCSI
Type
51
N/A
OEM Part
142038-001
192799-001
IBM Part
90G6449
61H9728
System Boards
Description
System bds.
Assembly
OEM Part
IBM Part
003422
197023-001
20H8459
003516
003421
004107
* System board kit does not contain the processor chip, it has
to be removed from the existing computer.
Diskette Drives
Description
1.44MB
1.2MB
OEM Part
160788-201
141367-001
IBM Part
22H5116
20H8462
OEM Part
142223-001
199430-001
197841-001
IBM Part
20H8472
20H8471
66H7818
OEM Part
197490-001
IBM Part
20H8465
CD ROM Drives
Description
Internal tray load
External tray load
CD ROM rails
Tape Drives
Description
120/250MB 1/2 ht w/ cmprssn.
Modems
Description
Int. mdm.
Int. 14.4 mdm.
SpeedPaq 144/I
Assembly
176813-001
003002
OEM Part
197458-001
176821-001
147453-001
IBM Part
20H8475
48H7279
55H1777
OEM Part
197416-001
160274-001
IBM Part
20H8477
20H8456
OEM Part
197834-001
197833-001
197832-001
197842-001
199493-001
IBM Part
48H7504
55H1057
66H7816
66H7819
66H7835
OEM Part
197421-001
197422-001
IBM Part
68H0228
87H2325
OEM Part
181044-001
IBM Part
48H7343
Miscellaneous
Description
Power supply
Clock battery
Cables
Description
HD signal cable
Diskette signal cable
LED cable
CD-ROM data cable
CD-ROM audio cable
Microprocessors
Description
486DX2/50
486DX2/66
Location
U25
U25
System ROM
Description
0050294
# on ROM
197096-004
IBM Document: Compaq
Page 2 of 2
02/97 Doc # MT1667-0020
¤ Copyright International Business Machines, 1997
All rights reserved
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