HP Portable 386 Compaq Portable 386 Personal Computer Maintenance and Service - Page 50

Table 6-14. COMPAQ Dual Mode Plasma Display Error Codes 51xx - xx Range, 01 VGC and ECG ROM checksum

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2414 - 01 Video White Screen Test 2416 - 01 Video Noise Pattern Test Error Code Error Description Recommended Action 2417 - 01 Lightpen text mode test The following steps apply to error failed; no response. codes 2417 - xx. 2417 - 02 Lightpen text mode test 1. Check the switch settings on failed; invalid response. the video board (see Chapter 9, "Jumper and Switch Settings"). 2417 - 03 Lightpen medium resolution 2. Replace the lightpen and mode test failed; no response. retest. 3. Replace the video board and 2417 - 04 Lightpen medium resolution retest. mode test failed; invalid 4. Replace the system board and response. retest. Error Code Error Description Recommended Action 2418 - 01 VGC memory test failed. The following steps apply to error codes 2418 - xx through 2425 - xx. 2418 - 02 VGC and ECG shadow RAM test failed. 1. Verify the switch settings. 2. Replace the video board and 2419 - 01 VGC and ECG ROM checksum retest. test failed. 3. Replace the system board and retest. 2420 - 01 VGC and ECG attribute test failed. 2421 - 01 VGC and ECG 640 x 200 graphics mode test failed. 2422 - 01 VGC and ECG 640 x 350 16 color set test failed. 2423 - 01 VGC and ECG 640 x 350 64 color set test failed. 2424 - 01 VGC and ECG monochrome text mode test failed. 2425 - 01 VGC and ECG monochrome graphics mode test failed. Table 6-14. COMPAQ Dual Mode Plasma Display Error Codes (51xx - xx Range) Error Code Error Description Recommended Action 5101 - 01 Video controller Test The following steps apply to error codes 5101 - 01 through 5129 - 01: 5102 - 01 Video Memory Test

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2414 - 01 Video White Screen Test
2416 - 01 Video Noise Pattern Test
------------------------------------------------------------------------------
Error
Code
Error Description
Recommended Action
------------------------------------------------------------------------------
2417 - 01 Lightpen text mode test
The following steps apply to error
failed; no response.
codes 2417 - xx.
2417 - 02 Lightpen text mode test
1. Check the switch settings on
failed; invalid response.
the video board (see Chapter 9,
"Jumper and Switch Settings").
2417 - 03 Lightpen medium resolution
2. Replace the lightpen and
mode test failed; no response.
retest.
3. Replace the video board and
2417 - 04 Lightpen medium resolution
retest.
mode test failed; invalid
4. Replace the system board and
response.
retest.
------------------------------------------------------------------------------
Error
Code
Error Description
Recommended Action
------------------------------------------------------------------------------
2418 - 01 VGC memory test failed.
The following steps apply to error
codes 2418 - xx through 2425 - xx.
2418 - 02 VGC and ECG shadow RAM test
failed.
1. Verify the switch settings.
2. Replace the video board and
2419 - 01 VGC and ECG ROM checksum
retest.
test failed.
3. Replace the system board and
retest.
2420 - 01 VGC and ECG attribute test
failed.
2421 - 01 VGC and ECG 640 x 200
graphics mode test failed.
2422 - 01 VGC and ECG 640 x 350
16 color set test failed.
2423 - 01 VGC and ECG 640 x 350
64 color set test failed.
2424 - 01 VGC and ECG monochrome
text mode test failed.
2425 - 01 VGC and ECG monochrome
graphics mode test failed.
==============================================================================
Table 6-14. COMPAQ Dual Mode Plasma Display Error Codes (51xx - xx Range)
==============================================================================
Error
Code
Error Description
Recommended Action
------------------------------------------------------------------------------
5101 - 01 Video controller Test
The following steps apply to error
codes 5101 - 01 through 5129 - 01:
5102 - 01 Video Memory Test