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System board 185-000-XXX Asset Security Test Passed No action 185-XXX-XXX Asset Security failure 1. Flash system 2. System board 185-278-XXX Asset Security Chassis Intrusion 1. Assure Asset Security Enabled 2. C2 Cover Switch 3. System board 201-000-XXX System Memory Test Passed No action 201-XXX-XXX System Memory error 1. Replace the memory module called out by the test 2. System board 202-000-XXX System Cache Test Passed No action 202-XXX-XXX System Cache error 1. Cache, if removable 2. System board 3. Microprocessor 206-000-XXX Diskette Drive Test Passed No action 206-XXX-XXX Diskette Drive error 1. Diskette Drive Cable 2. Check power supply voltages 3. Diskette drive 4. System board Chapter 7. Symptom-to-FRU Index 79 Diagnostic Error Code FRU/Action 215-000-XXX CD-ROM Drive Test Passed No action 215-XXX-XXX CD-ROM Drive error 1. CD-ROM Drive Cable 2. Check power supply voltages 3. CD-ROM drive 4. System board 217-000-XXX Hard Disk Drive Test Passed No action 217-25X-XXX 217-26X-XXX Hard Disk Drive (IDE) error 1. Hard Disk Drive Cable 2. Check power supply voltages 3. Reseat the hard disk drive cable 4. Hard Disk drive (IDE) 5. System board 217-28X-XXX 217-29X-XXX Hard Disk Drive (SCSI) error 1. Hard Disk Drive Cable 2. Check power supply voltages 3. Reseat the hard disk drive cable 4. Hard Disk drive (SCSI) 5. SCSI adapter card 6. System board 220-000-XXX Hi-Capacity Cartridge Drive Test Passed No action 220-XXX-XXX Hi-Capacity Cartridge Drive error 1. Remove the Hi-Capacity Cartridge Drive and re-test the system 301-XXX-XXX Keyboard error 1. Keyboard 2. Check and test mouse 3. System board 301-000-XXX Keyboard Test Passed No action 302-000-XXX Mouse Test Passed No action 302-XXX-XXX Mouse error 1. Mouse 2. Check and test Keyboard 3. System board 303-000-XXX Joystick Test Passed No action 303-XXX-XXX Joystick error Remove the Joystick and re-test the system 305-000-XXX Monitor DDC Test Passed No action 305-250-XXX Monitor DDC self test failure 1. Run Setup to enable DDC 2. Cable 3. Monitor 4. Video card 5. System board 80 Hardware Maintenance Manual Diagnostic Error Code FRU/Action 415-000-XXXModem Test Passed No action 415-XXX-XXX Modem error Remove the Modem and re-test the system Chapter 7. Symptom-to-FRU Index 81 Beep symptoms Beep symptoms are short tones or a series of short tones separated by pauses (intervals without sound). See the following examples. Beeps Description 1-2-X v One beep v A pause (or break) v Two beeps v A pause (or break) v Any number of breaks 4 Four continuous beeps Use the following table to diagnose beep symptoms. Beep Symptom FRU/Action 1-1-3 CMOS read-write error 1. Run Setup 2. System Board 1-2-2-3 ROM BIOS check error System board 1-2-1 Programmable Interval Timer failed System board 1-2-2 DMA Initialization failed System board 1-2-3 DMA page register write/read failed System board 1-2-4 RAM refresh verification failed 1. Memory module 2. System Board 1-3-3-1 1st 64K RAM test failed 1. Memory module 2. System Board 1-3-2 1st 64K RAM parity test failed 1. Memory module 2. Processor 3. System Board 2-2-3-1 Interrupt vector loading test failed System board 2-1-1 Secondary DMA register failed System board 2-1-2 Primary DMA register failed System board 2-1-3 Primary interrupt mask register failed System board 2-1-4 Secondary interrupt mask register failed System board 2-2-1 Interrupt vector loading failed System board 1-3-1-3 Keyboard controller failed 1. System Board 2. Keyboard 2-2-3 CMOS power failure and checksum checks failed 1. Battery 2. System Board 82 Hardware Maintenance Manual Beep Symptom FRU/Action 2-2-4 CMOS configuration info validation failed 1. Battery 2. System Board 2-3-1 Screen initialization failed 1. Jumper on J28 2. System Board 2-3-2 Screen memory failed System board 2-3-3 Screen retrace failed System board 1-2 Search for video ROM failed System board All other beep code sequences System board Continuous beep System Board Repeating short beeps 1. Keyboard stuck key 2. Keyboard Cable 3. System Board Chapter 7. Symptom-to-FRU Index 83 No-beep symptoms Symptom/Error FRU/Action No beep during POST but computer works correctly. System board No beep during POST. 1. See “Undetermined problems” on page 90. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply 84 Hardware Maintenance Manual POST error codes Each time you power-on the system, it performs a series of tests that check the operation of the system and some options. This series of tests is called the Power-On Self-Test, or POST. POST does the following operations. v Checks some basic system-board operations v Checks the memory operation v Starts the video operation v Verifies that the diskette drive is working v Verifies that the hard disk drive is workingIf the POST finishes without detecting any problems, a single beep sounds and the first screen of the operating system or application program appears. If the POST detects a problem, an error message a...

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