Presario 305 Model
Before You Begin |
| Specifications |
| Parts Catalog |
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Removal Sequence |
| Troubleshooting |
| Battery Operations |
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| Index |
Product Description |
| Pin Assignments |
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Diagnostic 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.
Retest the system after completing each IMPORTANT: step. If the problem has been resolved, do
not proceed with the remaining steps.
For the removal and replacement of a particular subassembly, see Removal and Replacement
Procedures.
Select error codes by number or type: |
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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 |
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 3305 | CD or DVD Test |
6600 through 6623 |
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Processor Test Error Codes
Error Code
Description
CPU test failed
DMA page registers test failed
Interrupt controller master test failed
Port 61 error
Keyboard controller
CMOS RAM test failed
CMOS interrupt test failed
CMOS clock test failed
Programmable timer load data test failed
Protected mode test failed
Recommended Action
Replace the processor board and retest. Replace the system board and retest.
Memory Test Error Codes
Memory machine ID test failed | 1. Flash the system CMOS and retest. | |
Memory system CMOS checksum | 2. Replace the system board and retest. | |
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failed |
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Write/Read test failed | Remove and replace the memory board or | |
Address test failed | system board (if memory board on the | |
system board is faulty) and retest. | ||
Random pattern test failed | ||
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Noise test failed |
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Random address test failed
Keyboard Test Error Codes
Failed ID Test | 1. | Check the keyboard connection. If |
Failed Selftest/Interface Test | disconnected, turn off the computer and | |
connect the keyboard. | ||
Failed Individual Key Test | 2. | Replace the keyboard and retest. |
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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 |
| 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 failed
Diskette format failed
Diskette read test failed
Diskette write, read, compare test failed
Diskette random read test failed
Diskette ID media test 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 the diskette
2.Replace the diskette drive and retest.
3.Replace the system board and retest.
1.Replace media.
2.Run Compaq Utilities.
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