Maintenance & Service Guide
Presario 1600 Series Portable Computers
Notice Preface Home Product Description Troubleshooting Illustrated Parts Catalog
Removal & Replacement Procedures Specifications Connector Pin Assignments Battery Pack
Error Codes
Diagnostic error codes occur if the system recognizes a problem while running the Compaq Diagnostic program. These error codes help identify possibly
defective subassemblies.
The following tables list error codes, a description of the error condition, and the action required to resolve the error condition.
IMPORTANT: Retest the system after completing each step. If the problem has been resolved, do not proceed with the remaining steps.
For assistance in For the removal and replacement of a particular subassembly, see Removal and Replacement Procedures.
Select error codes by number or type:
101 through 114 | Processor Test | |||
200 through 215 | Memory Test | |||
300 through 304 | Keyboard Test | |||
401 through 403 | Parallel Printer Test | |||
600 through 699 | Diskette Drive Test | |||
1101 |
| Serial Test |
| |
1701 through 1736 | Hard Drive Test | |||
501 through 516 | Video Test |
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2402 through 2456 |
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2458 through 2480 |
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3206 |
| Audio Test |
| |
8601 through 8602 | Touch Pad Pointing Device Test | |||
3301 through 6623 | CD Test |
| ||
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| Processor Test Error Codes | ||
Error | Description | Recommended Action | ||
Code | ||||
|
|
| ||
CPU test failed |
| Replace the processor and retest. | ||
Coprocessor or Weitek Error | 1. Run the Configuration and | |||
|
|
| Diagnostics Utilities. | |
|
|
| 2. Replace the processor board and | |
|
|
| retest. |
DMA page registers test failed | |
Interrupt controller master test | |
| failed |
Port 61 error | |
Keyboard controller | |
| failed |
CMOS RAM test failed | |
CMOS interrupt test failed | |
CMOS clock test failed | |
Programmable timer load data | |
| test failed |
Protected mode test failed | |
Speaker test failed |
Replace the system board and retest.
1.Check system configuration.
2.Verify cable connections to speaker.
3.Replace the system board and retest.
Memory Test Error Codes
Memory machine ID test failed | 1. | Flash the system ROM and retest. | |
Memory system ROM checksum | 2. | Replace the system board and | |
failed | retest. | ||
|
| ||
Write/Read test failed | 1. | Remove the memory module and | |
Address test failed | retest. | ||
2. | Install a new memory module | ||
Random pattern test failed | |||
and retest. |
Noise test failed
Random address test failed
Keyboard Test Error Codes
Failed ID Test | 1. | Check the keyboard connection. | |
| If disconnected, turn off the | ||
Failed Selftest/Interface Test | computer and connect the keyboard. | ||
Failed Individual Key Test | 2. | Replace the keyboard and retest. | |
Failed Keyboard Repeat Test | 3. | Replace the system board and | |
| retest. | ||
Parallel Printer Test Error Codes | |||
Printer failed or not connected | 1. | Connect the printer. | |
| 2. | Check power to the printer. | |
Failed Port Test | 3. | Install the | |
and retest. | |||
| |||
Printer pattern test failed | 4. | Check port and IRQ configuration. | |
5. | Replace the system board and | ||
| retest. | ||
Diskette Drive Test | |||
Diskette ID drive types test | 1. | Replace the diskette media and | |
failed | retest. | ||
Diskette format failed | 2. | Check and/or replace the diskette | |
power and signal cables and retest. | |||
Diskette read test failed | |||
3. | Replace the diskette drive and | ||
Diskette write, read, compare | retest. | ||
test failed | 4. | Replace the system board and | |
retest. | |||
Diskette random read test | |||
|
| ||
failed |
|
| |
Diskette ID media failed |
|
| |
Diskette speed test failed |
|
| |
Diskette reset controller test |
|
| |
failed |
|
| |
Diskette change line test failed |
|
| |
Diskette type error |
|
| |
Diskette drive speed not within |
|
| |
limits |
|
| |
Diskette drive/media ID error | 1. | Replace media. | |
| 2. | Run the Configuration and | |
| Diagnostics Utilities. |
Serial Test Error Codes
Serial port test failed | 1. | Check port configuration |
2. | Replace the system board and | |
| retest. |
Hard Drive Test Error Codes
Hard drive write/read/compare | |
test failed | |
Hard drive random seek test | |
failed |
Hard drive recalibration test | |
failed | |
Hard drive format bad track | |
| test failed |
Hard drive reset controller test | |
failed |
Hard drive head select test | |
failed | |
Hard drive conditional format | |
| test failed |
Hard drive power mode test | |
failed |
1.Run the Configuration and Diagnostics Utilities and verify drive type.
2.Verify that all secondary drives have secondary drive capability.
3.Replace the hard drive and retest.
4.Replace the system board and retest.
Video Test Error Codes
Video controller test failed | The following apply to error codes | |
Video memory test failed | ||
| ||
Video attribute test failed | 1. Disconnect external monitor and | |
Video character set test failed | ||
test with internal LCD display. | ||
Video 80 × 25 mode 9 × 14 | 2. Replace the display assembly and | |
retest. | ||
character cell test failed | ||
3. Replace the system board and | ||
Video 80 × 25 mode 8 × 8 | ||
retest. | ||
character cell test failed |
| |
Video 40 × 25 mode test failed |
|
Video 320 × 200 mode color set 0 test failed
Video 320 × 200 mode color set 1 test failed
Video 640 × 200 mode test failed
Video screen memory page test failed
Video gray scale test failed
Video white screen test failed
Video noise pattern test failed
Video memory test failed
Video attribute test failed
Video character set test failed
Video 80 × 25 mode 9 × 14 character cell test failed
Video 80 × 25 mode 8 × 8 character cell test failed
Video 320 × 200 mode color set 0 test failed
Video 320 × 200 mode color set 1 test failed
Video 640 × 200 mode test failed
Video screen memory page test failed
The following steps apply to error codes
1. Run the Configuration and Diagnostics Utilities.
2.Replace the display assembly and retest.
3.Replace the system board and retest.
Video gray scale test failed
Video white screen test failed
Video noise pattern test failed
ECG/VGC memory test failed
ECG/VGC ROM checksum test failed
ECG/VGC 640 × 200 graphics mode test failed
ECG/VGC 640 × 350 16 color set test failed
ECG/VGC 640 × 350 64 color set test failed
ECG/VGC monochrome text mode test failed
ECG/VGC monochrome graphics mode test failed
640 × 480 graphics test failure
320 × 200 graphics (256 color mode) test failure
Advanced VGA Controller test failed
Advanced VGA 256 Color test failed
Advanced VGA BitBLT test
Advanced VGA DAC test
Advanced VGA data path test
Advanced VGA BitBLT test Advanced VGA LineDraw test
1.Run the Configuration and Diagnostics Utilities.
2.Disconnect external monitor and test with internal LCD display.
3.Replace the display assembly and retest.
4.Replace the system board and retest.
The following step applies to error codes
Replace the system board and retest.
Audio Test Error Codes
Replace the system board and | ||
| retest. | |
TouchPad/Pointing Device Interface Test Error Codes | ||
1. | Replace the TouchPad and retest. | |
| 2. | Replace the system board and |
retest. | ||
|
|
CD Drive Test Error Codes
1.Replace the CD and retest.
2.Verify that the speakers are connected.
3.Verify that drivers are loaded and properly installed.
4.Replace the CD drive and retest.
5.Replace the system board and retest.
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