Compaq Portable II - Chapter 5.2 Diagnostics Error Codes

XX000B YYZZ 201 - None RAM failure Refer to Section 5.3,
Memory Error "Memory Related Error
Codes."
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301 - Keyboard Error None Keyboard failure Replace the keyboard.
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303 - Keyboard None Keyboard Replace the system board.
Controller Error controller failure
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304 - Keyboard or None Keyboard or system 1. Replace the keyboard.
System Unit Error board failure 2. Replace the system
board.
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401 - Printer None System board Replace the system board.
Interface Error failure
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402 - Monochrome 1 Long, System board or Replace the monochrome
Display Controller 2 Short display controller display controller board
Failure board or system board.
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501 - Display 1 Long, Video display or Replace the video board.
Controller Failure 2 Short controller board
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Message Beeps Probable Cause Recommended Action
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601 - Diskette None Diskette 1. Replace multipurpose
Controller Error controller board controller board.
2. Replace multipurpose
fixed disk drive
controller board.
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602 - Diskette None Diskette in Drive Replace diskette.
Boot Record Error A not bootable
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1780 - Disk 0 None Fixed disk drive/ Run DIAGNOSTICS.
Failure format error
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1782 - Disk None Fixed disk drive/ Run DIAGNOSTICS.
Controller failure controller error
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1790 - Disk 0 Error None Fixed disk drive Run SETUP and DIAGNOSTICS.
error or wrong
drive type
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XX000Y ZZ Parity None Expansion RAM Run DIAGNOSTICS.
Check 2
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Audible 1 Short Power on None
successful
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Audible 2 Short Power on None
successful
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(RESUME = "F1" KEY) None As indicated Press F1 key to continue
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Cha
p
ter 5.2 Dia
g
nostics Error Codes