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Compaq Presario Series Maintenance and Service Guide
United States December 9, 2002
Presario 305 Model
Before You Begin Specifications Parts Catalog
Removal Sequence Troubleshooting Battery Operations
Product Description Pin Assignments
Index
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.
IMPORTANT:
Retest the system after completing each
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:
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
2458 through 2480
3206 Audio Test
8601 through 8602 Touch Pad Pointing Device Test
3301 through 3305 CD or DVD Test
6600 through 6623
Processor Test Error Codes
Error
Code Description Recommended Action
101-xx CPU test failed Replace the processor board and retest.
103-xx DMA page registers test failed Replace the system board and retest.
104-xx Interrupt controller master test failed
105-xx Port 61 error
106-xx Keyboard controller self-test failed
107-xx CMOS RAM test failed
108-xx CMOS interrupt test failed
109-xx CMOS clock test failed
110-xx Programmable timer load data test
failed
113-xx Protected mode test failed
Memory Test Error Codes
200-xx Memory machine ID test failed 1. Flash the system CMOS and retest.
2. Replace the system board and retest.
202-xx Memory system CMOS checksum
failed
203-xx Write/Read test failed Remove and replace the memory board or
system board (if memory board on the
system board is faulty) and retest.
204-xx Address test failed
211-xx Random pattern test failed
214-xx Noise test failed
215-xx Random address test failed
Keyboard Test Error Codes
300-xx Failed ID Test 1. Check the keyboard connection. If
disconnected, turn off the computer and
connect the keyboard.
2. Replace the keyboard and retest.
3. Replace the system board and retest.
301-xx Failed Selftest/Interface Test
302-xx Failed Individual Key Test
304-xx Failed Keyboard Repeat Test
Parallel Printer Test Error Codes
401-xx Printer failed or not connected 1. Connect the printer.
2. Check power to the printer.
3. Install the loop-back connector and
retest.
4. Check port and IRQ configuration.
5. Replace the system board and retest.
402-xx Failed Port Test
403-xx Printer pattern test failed
Diskette Drive Test
600-xx Diskette ID drive types test failed 1. Replace the diskette
2. Replace the diskette drive and retest.
3. Replace the system board and retest.
601-xx Diskette format failed
602-xx Diskette read test failed
603-xx
Diskette write, read, compare test
failed
604-xx Diskette random read test failed
605-xx Diskette ID media test failed
606-xx Diskette speed test failed
609-xx Diskette reset controller test failed
610-xx Diskette change line test failed
697-xx Diskette type error
698-xx Diskette drive speed not within limits
699-xx
Diskette drive/media ID error 1. Replace media.
2. Run Compaq Utilities.
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