Chapter 5.2 Diagnostics Error Codes - Compaq Portable II Maintenance And Service Manual

XX000B YYZZ 201 -
Memory Error
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301 - Keyboard Error
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303 - Keyboard
Controller Error
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304 - Keyboard or
System Unit Error
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401 - Printer
Interface Error
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402 - Monochrome
Display Controller
Failure
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501 - Display
Controller Failure
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Message
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601 - Diskette
Controller Error
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602 - Diskette
Boot Record Error
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1780 - Disk 0
Failure
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1782 - Disk
Controller failure
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1790 - Disk 0 Error
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XX000Y ZZ Parity
Check 2
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Audible
------------------------------------------------------------------------------
Audible
------------------------------------------------------------------------------
(RESUME = "F1" KEY)
==============================================================================

Chapter 5.2 Diagnostics Error Codes

None RAM failure
None Keyboard failure
None Keyboard
controller failure
None Keyboard or system
board failure
None System board
failure
1 Long, System board or
2 Short display controller
board
1 Long, Video display or
2 Short controller board
Beeps Probable Cause
None Diskette
controller board
None Diskette in Drive
A not bootable
None Fixed disk drive/
format error
None Fixed disk drive/
controller error
None Fixed disk drive
error or wrong
drive type
None Expansion RAM
1 Short Power on
successful
2 Short Power on
successful
None As indicated
Refer to Section 5.3,
"Memory Related Error
Codes."
Replace the keyboard.
Replace the system board.
1. Replace the keyboard.
2. Replace the system
board.
Replace the system board.
Replace the monochrome
display controller board
or system board.
Replace the video board.
Recommended Action
1. Replace multipurpose
controller board.
2. Replace multipurpose
fixed disk drive
controller board.
Replace diskette.
Run DIAGNOSTICS.
Run DIAGNOSTICS.
Run SETUP and DIAGNOSTICS.
Run DIAGNOSTICS.
None
None
Press F1 key to continue