HP ProSignia 500 Compaq ProSignia Family of PC Servers Maintenance and Service - Page 32

failed codes 201-xx and 202-xx: 1. Replace the system ROM and retest. 202-xx Memory system ROM 2. Replace the processor board and checksum failed retest. 3. Replace the memory expansion board and retest. 203-xx Memory write/read test The following steps apply to error failed codes 203-xx through 210-xx: 1. Replace the memory module and 204-xx Memory address test retest. failed 2. Replace the processor board and retest. 205-xx Walking I/O test failed 3. Replace the memory expansion board and retest. 206-xx Increment pattern test failed 210-xx Random pattern test failed Table 3-4. Keyboard Test Error Codes Error Description Recommended Action Code 301-xx Keyboard short test, 8042 The following steps apply to error self-test failed codes 301-xx through 304-xx: 1. Check the keyboard connection. 302-xx Keyboard long test failed If disconnected, turn off the computer and connect the keyboard. 303-xx Keyboard LED test, 8042 2. Replace the keyboard and retest. self-test failed 3. Replace the system board and retest. 304-xx Keyboard typematic test failed. Table 3-5. Parallel Printer Test Error Codes Error Description Recommended Action Code 401-xx Printer failed or not The following steps apply to error connected codes 401-xx through 498-xx: 1. Connect the printer. 402-xx Printer data register 2. Check the power to the printer. failed 3. Install the loopback connector and retest. 403-xx Printer pattern 4. Check the switch on the test failed Serial/Parallel Interface board (if applicable). 498-xx Printer failed or not 5. Replace the Serial/Parallel connected Interface board (if applicable). 6. Replace the system board and retest. Table 3-6. Video Display Unit Test Error Codes