HP Contura 400 Compaq Contura 400 Family of Personal Computers Maintenance and - Page 265

Keyboard 2. Replace system board. Error or Text Fixture Installed 303 - None System board Replace the system board. Keyboard keyboard Controller controller Error 304 - Keyboard None Keyboard 1. Check external keyboard. or System Unit 2. Replace system board. Error 401 - Printer None Printer Replace the system board, if Error controller applicable. 402 - 1 Long, Monochrome Replace the monochrome Monochrome 2 Short display display controller. Adapter controller Failure 501 - Display 1 Long, Video display Replace the display panel. Adapter 2 Short controller Failure 601 - Diskette None Diskette 1. Make sure diskette drive Controller controller cable is seated. Error circuitry 2. Replace the diskette drive cable. 3. Replace the diskette drive. 4. Replace the system board. 602 - Diskette None Diskette in drive 1. Replace the diskette. Boot A not bootable 2. Replace the diskette drive. 3. Replace the system board. Message Beeps Probable Cause Recommended Action 605 - Diskette 2 Short Mismatch in drive Run Computer Setup. Drive Error type 702 - None Coprocessor 1. Replace the processor Coprocessor upgrade. Detection 2. Replace the system board. Error 702A - 2 Short Coprocessor 1. Replace the processor Coprocessor upgrade. Detection 2. Replace the system board. Error 703 - CMOS 2 Short Coprocessor or 1. Run the Configuration Reports A configuration utility. Coprocessor error 2. Replace the processor That Has Not upgrade.