Compaq Portable 486 Compaq Portable 486c Personal Computer Maintenance and Ser - Page 22

Refer to Authorized Compaq, Dealer Service Bulletin No. 84.

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unexpected 101 - 95 Coprocessor and processor board conflict 101 - 96 Refer to Authorized Compaq Dealer Service Bulletin No. 84. Error Recommended Code Description Action 102 - 01 Coprocessor initial status The following steps apply word incorrect to error codes 102 - xx: 1. Run COMPAQ EISA 102 - 02 Coprocessor initial control Configuration utility. word incorrect 2. Replace the processor board and retest. 102 - 03 Coprocessor tag word not all ones 102 - 04 Coprocessor tag word not all zeros 102 - 05 Coprocessor exchange command failed 102 - 06 Coprocessor masked exception incorrectly handled 102 - 07 Coprocessor unmasked exception incorrectly handled 102 - 08 Coprocessor wrong mask bit set in status register 102 - 09 Coprocessor unable to store real number 102 - 10 Coprocessor real number calculation test failed 102 - 11 Coprocessor speed test failed 102 - 12 Coprocessor pattern test failed 102 - 14 Switch indicates no numeric coprocessor present 102 - 15 Coprocessor is inoperative Error Recommended Code Description Action 103 - 01 DMA page registers test Replace the processor failed board and retest for error codes 103 - xx 103 - 02 DMA byte controller test through 114 - xx. failed

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unexpected
101 - 95
Coprocessor and processor
board conflict
101 - 96
Refer to Authorized Compaq
Dealer Service Bulletin No. 84.
-----------------------------------------------------------------------------
Error
Recommended
Code
Description
Action
-----------------------------------------------------------------------------
102 - 01
Coprocessor initial status
The following steps apply
word incorrect
to error codes 102 - xx:
1. Run COMPAQ EISA
102 - 02
Coprocessor initial control
Configuration utility.
word incorrect
2. Replace the processor
board and retest.
102 - 03
Coprocessor
tag word not all ones
102 - 04
Coprocessor tag
word not all zeros
102 - 05
Coprocessor exchange
command failed
102 - 06
Coprocessor masked
exception incorrectly handled
102 - 07
Coprocessor unmasked
exception incorrectly handled
102 - 08
Coprocessor wrong mask
bit set in status register
102 - 09
Coprocessor unable to
store real number
102 - 10
Coprocessor real number
calculation test failed
102 - 11
Coprocessor speed test
failed
102 - 12
Coprocessor pattern test failed
102 - 14
Switch indicates no numeric
coprocessor present
102 - 15
Coprocessor is inoperative
-----------------------------------------------------------------------------
Error
Recommended
Code
Description
Action
-----------------------------------------------------------------------------
103 - 01
DMA page registers test
Replace the processor
failed
board and retest for
error codes 103 - xx
103 - 02
DMA byte controller test
through 114 - xx.
failed