Troubleshooting
Problem
Symptom-to-FRU Index The Symptom-to-FRU Index lists beeps, errors, symptoms, and the possible causes. The most likely cause is listed first. Use this Symptom-to-FRU Index to help you decide which FRUs to have available when servicing the computer.
Resolving The Problem
Symptom-to-FRU Index
The Symptom-to-FRU Index lists beeps, errors, symptoms, and the possible causes. The most likely cause is listed first. Use this Symptom-to-FRU Index to help you decide which FRUs to have available when servicing the computer. This Index contains the following
| Notes 1. In this Index POST error codes and Diagnostic error codes are listed separately. 2. For IBM devices not supported by this Symptom-to-FRU Index, refer to the manual for that device. |
No Beep Symptoms
| No Beep/Symptom | FRU/Action |
| No Beeps occur after successfully completing POST | 1. Disconnected speaker 2. Speaker 3. System Board |
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 | One beep A pause (or break) Two beeps A pause (or break) Any number of beeps |
| Description | |
| 1-2-X | One beep A pause (or break) Two beeps A pause (or break) Any number of beeps |
| 4 | Four continuous beeps |
| Beep/Symptom | FRU/Action |
| 1-1-2 (CPU register test failure) |
1. Optional Microprocessor (if installed) 2. Microprocessor |
| 1-1-3 (CMOS write/read test failure) |
1. Real-Time Clock with Battery 2. System Board |
| Beep/Symptom | FRU/Action |
| 1-2-1 (Programmable Interval Timer test failure) |
1. System Board 2. Microprocessor Card |
| 1-2-2 (DMA initialization test in progress or failure) |
1. System Board 2. Microprocessor Card |
| 1-2-3 (DMA page register write/read test in progress or failure) |
1. System Board 2. Microprocessor Card |
| 1-2-4 (RAM refresh verification failure) |
1. System Board 2. Microprocessor Card |
| 1-3-1 (1st 64K RAM test failure) |
1. Dual Inline Memory Module (DIMM) 2. Microprocessor Card |
| 1-3-2 (1st 64K RAM parity test failure) |
1. Dual Inline Memory Module 2. Microprocessor Card 3. System Board |
| 1-3-3 (Slave DMA register test in progress or failure) |
1. Microprocessor Card 2. System Board |
| 1-3-4 (Master DMA register test in progress or failure) |
1. Microprocessor Card 2. System Board |
| 1-4-1 (Master interrupt mask register test failure) |
1. Microprocessor Card 2. System Board |
| 1-4-2 (Slave interrupt mask register test failure) |
1. Microprocessor Card 2. System Board |
| 1-4-4 (Keyboard controller test failure) |
1. System Board 2. Keyboard |
| 2-2-2 (Search for video read only memory in progress) |
1. System Board |
| 2-2-4 (Timer tick interrupt test in progress or failure) |
1. Real-Time Clock with Battery 2. System Board |
| 2-3-1 (Interval timer channel 2 test in progress failure) |
1. System Board |
| 2-3-3 (Time of day clock test failure) |
1. System Board |
| 2-4-3 (Test comparing CMOS memory size against actual in progress) |
1. Real-Time Clock Battery 2. System Board |
| Beep/Symptom | FRU/Action |
| 2-4-4 (Memory size mismatch occurred) |
1. Dual Inline Memory Module 2. Microprocessor Card 3. System Board |
| Three Short Beeps | 1. Dual Inline Memory Module 2. Microprocessor Card 3. System Board |
| One Continuous Beep | 1. Optional Microprocessor (if installed) 2. Microprocessor 3. Microprocessor Card 4. System Board |
| Repeating Short Beeps | 1. Keyboard 2. System Board |
| One Long and One Short Beep | 1. Video adapter (if present) 2. System Board |
| One Long and Two Short Beeps |
1. Video adapter (if present) 2. System Board |
| Two Long and Two Short Beeps |
1. Video adapter |
POST Error Codes
| POST Error Code/Symptom |
FRU/Action |
| 101 (Timer tick interrupt failure) |
1. System Board 2. Microprocessor |
| 102 (Timer 2 test failure) |
1. System Board 2. Microprocessor |
| 106 (Diskette controller failure) |
1. System Board 2. Microprocessor |
| 112 (I 2 C interface hardware error) |
1. System Board 2. Microprocessor Card 3. Microprocessor |
| 114 (Option read only memory checksum failure) |
1. Failing Adapter 2. Run Diagnostics |
| 115 (Boot block checksum error) |
1. System Board 2. Microprocessor Card |
| 116 (Application processor failure) |
1. System Board 2. Microprocessor Card |
| 151 (Real time clock failure) |
1. Run Diagnostics 2. Battery/CMOS Chip 3. System Board |
| POST Error Code/Symptom |
FRU/Action |
| 161 (Real time clock battery failure) |
1. Battery |
| 162 (Invalid configuration information or CMOS RAM checksum failure) |
1. Run Configuration/Setup; then, run the EISA Configuration Utility 2. Failing Device 3. Battery/CMOS Chip 4. System Board |
| 163 (Time of day not set) |
1. Run Configuration/Setup 2. Battery/CMOS Chip 3. System Board |
| 164 (Memory size does not match CMOS) |
1. Run Configuration/Setup 2. Dual Inline Memory Module 3. Microprocessor Card |
| 173 (Bad EEPROM cyclic redundancy check 1) |
1. Run Configuration/Setup 2. Battery/CMOS Chip 3. System Board |
| 175 (Bad EEPROM cyclic redundancy check 1) |
1. System Board 2. Microprocessor Card |
| 176 (Computer cover or cable cover was removed without a key being used) |
1. Run Configuration/Setup |
| 177 (Bad Administrator Password checksum) |
1. System Board |
| 178 (EEPROM is not functional) |
1. System Board |
| 183 (POP is required) |
1. Run Configuration/Setup |
| 184 (Power-on password corrupted) |
1. Run Configuration/Setup 2. System Board |
| 185 (Corrupted Boot Sequence) |
1. Run Configuration/Setup 2. System Board |
| 186 (System Board or security hardware problem) |
1. Run Configuration/Setup 2. System Board |
| 187 (Vital Product Data S/N not set) |
1. Set vital product data 2. System Board |
| POST Error Code/Symptom |
FRU/Action |
| 188 (Bad EEPROM cyclic redundancy check 2) |
1. System Board |
| 189 (Excessive password attempts) |
1. Run Configuration/Setup and enter the administrator password |
| 201 (Base or extended memory error) |
1. Dual Inline Memory Module 2. Microprocessor Card 3. System Board |
| 301 (Keyboard failure) |
1. Keyboard 2. System Board |
| 303 (Keyboard controller failure) |
1. System Board 2. Keyboard |
| 604 (Diskette drive 0 or 1 failure) |
1. Run Configuration/Setup 2. Diskette Drive 3. Diskette Drive Cable 4. System Board |
| 662 (Diskette drive configuration error) |
1. Run Configuration/Setup and Diagnostics 2. Diskette Drive 3. Diskette Drive Cable 4. System Board |
| 962 (Parallel port configuration error) |
1. Disconnect external cable on serial port 2. Run Configuration/Setup 3. System Board |
| 11XX (Serial port configuration error) |
1. Disconnect external cable on serial port 2. Run Configuration/Setup 3. System Board |
| 1800 (No more interrupt request available) |
1. Run Configuration/Setup 2. Run EISA Configuration 3. Failing Adapter 4. System Board |
| 1801 (No more room for option read only memory) |
1. Run Configuration/Setup 2. Run EISA Configuration 3. Failing Adapter 4. System Board |
| 1802 (No more input/output space available) |
1. Run Configuration/Setup 2. Failing Adapter 3. System Board |
| POST Error Code/Symptom |
FRU/Action |
| 1803 (No more memory above 1MB available) |
1. Run Configuration/Setup 2. Failing Adapter 3. System Board |
| 1804 (No more memory below 1 MB available) |
1. Run Configuration/Setup 2. Move failing adapter to slot 1 or 2 3. Failing Adapter 4. System Board |
| 1805 (Checksum error or 0 size option read only memory) |
1. Remove failing peripheral component interconnect (PCI) card 2. System Board |
| 1806 (PCI-PCI bridge error) |
1. Run Configuration/Setup 2. Move failing adapter to slot 1 or 2 3. Failing Adapter 4. System Board |
| 1962 (No valid startup devices were found.) |
1. Run Configuration/Setup 2. System Board |
| 2400 (Display adapter failed; using alternate) |
1. Video Adapter (if installed) 2. System Board |
| 2462 (Video configuration error) |
1. Video Adapter (if installed) 2. System Board |
| 8601 (Pointing device failure) |
1. Pointing Device 2. System Board |
| 8602 (Pointing device failure) |
1. Pointing Device 2. System Board |
| 8603 (Pointing device has been removed) |
1. Pointing Device 2. System Board |
| 000120P0 (Primary microprocessor cache failure) |
1. Microprocessor Board |
| 000120P1 (Secondary microprocessor cache failure) |
1. Microprocessor Board 2. System Board |
| 01298001 (No update data for boot processor) |
1. Update Bios |
| 01298002 (No update data for application processor) |
1. Update Bios |
| 01298003 (Bad update data for boot processor) |
1. Update Bios 2. System Board |
| 01298004 (Bad update data for application processor) |
1. Update Bios 2. System Board |
| I9990301 (Fixed disk failure) |
1. Run Configuration/Setup 2. Fixed disk drive |
Diagnostic Error Codes
In the following error codes, X can be any number or letter.
| Diagnostic Error Code/Symptom |
FRU/Action |
| 01A0h (Application Processor did not complete in time allotted) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 01A1h (Failed 586 Instruction test) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 01A2h (Failed 486 Instruction test) |
1. Voltage regulator 2. Processor 3. Processor Card |
| 01A3h (Failed 386 Instruction test) |
1. Voltage regulator 2. Processor 3. Processor Card |
| 01A4h (Failed 386 Register test) |
1. Voltage regulator 2. Processor 3. Processor Card |
| 01A5h (Failed 386 ALU/Multiply test) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 01A6h (Failed 32bit Address test) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 01A7h (Unknown error reported from Application Processor) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 01A8h (Invalid processor(s) found/none found to test) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| Diagnostic Error Code/Symptom |
FRU/Action |
| 01A9h (Application Processor Test error) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 01AAh (No Application Processor found) |
1. Voltage regulator 2. Processor 3. Processor Card 4. System Board |
| 0601h (Format failed) |
1. Diskette 2. Diskette drive 3. System board |
| 0602h (Verify failed) |
1. Diskette 2. Diskette drive 3. System board |
| 0603h (Read failed) |
1. Diskette 2. Diskette drive 3. System board |
| 0604h (Write failed) |
1. Diskette 2. Diskette drive 3. System board |
| 0606h (General drive failure) |
1. Diskette drive |
| 0607h (Write Protect test failed) |
1. Diskette drive 2. System board |
| 0608h (Write Protect set on - it should not be) |
1. Diskette drive 2. System board |
| 0610h (DMA error on system board) |
1. System board |
| 0613h (Media not supported) |
1. Diskette 2. Diskette Drive |
| 0615h (Drive was empty) |
1. Diskette 2. Diskette Drive |
| 0617h (Program error) |
1. Rerun Diagnostic 2. Processor Card 3. System Board |
| 0647h (Excess drives found with BIOS or in CMOS) |
1. Rerun Diagnostic 2. Run Setup 3. System Board |
| 0648h (Failed resetting controller) |
1. Diskette drive 2. System Board |
| 0649h (Setup bad. Check system configuration) |
1. Run setup |
| 0658h (Change Line test failed) |
1. Diskette Drive |
| 7201h (Invalid Vendor ID or Device ID) |
1. System Board |
| Diagnostic Error Code/Symptom |
FRU/Action |
| 7202h (Failed Test #1 - I/O Access Test) |
1. System Board |
| 7217h (Unable To Acquire Adapter Base I/O) |
1. System Board |
| 7218h (Unable To Acquire Adapter IRQ) |
1. System Board |
| 7219h (Failed Ethernet Data Transceiver test, see Error Code 7219h on page 137.) |
1. System Board |
| 0301h (Keyboard test failed) |
1. Keyboard 2. Keyboard Cable 3. System Board |
| 0303h (Keyboard test failed) |
1. Keyboard 2. Keyboard Cable 3. System Board |
| AA05h (PROBLEM DETERMINING DIMM PHYSICAL ADDRESSES) |
1. Processor Card |
| AA06h (PCI BIOS call failed) |
1. Processor Card 2. System Board |
| AA07h (DATA AREA FAILS TEST) |
1. DIMMs 1,2,3 2. Processor Card |
| AA08h (ECC un-correctable memory error detected!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA09h (ECC correctable memory error detected) |
1. DIMMs 1,2,3 2. Processor Card |
| AA0Ah (Both single and multiple bit errors detected!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA0Bh (PCI BIOS call failed! CONFIG ADDR NOT ON BOUNDARY) |
1. Processor Card 2. System Board |
| AA0Ch (UnExpected NMI occurred!) |
1. DIMMs 1,2,3 2. Processor Card 3. System Board |
| AA0Dh (ECC forced single bit error was NOT detected) |
1. Processor Card |
| Diagnostic Error Code/Symptom |
FRU/Action |
| AA0Eh (The forced ECC-single-bit-error was NOT detected and an UNEXPECTED Un-Correctable error occurred!) |
1. Processor Card |
| AA0Fh (The forced ECC-single-bit-error was detected but an UNEXPECTED Un-Correctable error occurred!) |
1. Processor Card |
| AA10h (The data was NOT corrected) |
1. Processor Card |
| AA11h (PCI BIOS call failed!) |
1. Processor Card 2. System Board |
| AA12h (EXPECTED NMI did NOT occur!) |
1. Processor Card 2. System Board |
| AA13h (Forced Un-Correctable error was NOT detected!) |
1. Processor Card |
| AA14h (The Forced Un-Correctable error was NOT detected and an UNEXPECTED ECC Correctable error occurred!) |
1. Processor Card |
| AA15h (The ECC forced un-correctable error detected OK but an UNEXPECTED ECC correctable error occurred) |
1. Processor Card |
| AA16h (ECC un-correctable memory error detected!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA17h (ECC correctable memory error detected!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA18h (Both single and multiple bit errors) |
1. DIMMs 1,2,3 2. Processor Card |
| AA19h (PCI BIOS is NOT supported!) |
1. Processor Card 2. System Board |
| AA1Ah (PCI BIOS did NOT find Memory Controller) |
1. Processor Card 2. System Board |
| Diagnostic Error Code/Symptom |
FRU/Action |
| AA1Bh (ERROR READING Memory Controller Config Register) |
1. Processor Card |
| AA1Ch (UNKNOWN Memory Controller Release level) |
1. Processor Card |
| AA1Dh (DIMM IS SMALLER THAN SYSTEM SUPPORTS) |
1. DIMM 2. Processor Card |
| AA1Eh (DIMM IS LARGER THAN SYSTEM SUPPORTS!) |
1. DIMM 2. Processor Card |
| AA23h (Memory Controller Dram row boundary Register data error) |
1. Processor Card |
| AA24h (MTRRs exceed program maximum!) |
1. Dimms 1,2,3 2. Processor Card |
| AA25h (MTRRs NOT supported!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA26h (CPUID NOT recognized!) |
1. Processor 2. Processor Card |
| AA27h (Invalid MTRR service request!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA29h (MEMORY CONTROLLER HAS LOGGED AN ERROR!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA2Ah (DIMM in connector JX FAILS FAST ACCESS SPEED TEST (PATTERN 0)!) |
1. Specified DIMM 2. Processor Card |
| AA2Bh (DIMM in connector JX FAILS FAST ACCESS SPEED TEST (PATTERN 1)!) |
1. Specified DIMM 2. Processor Card |
| AA2Ch (MEMORY ADDRESS TEST FAILED!) |
1. DIMMs 1,2,3 2. Processor Card |
| AA2Dh (DIMM in connector JX IS STUCK-AT-0) |
1. Specified DIMM 2. Processor Card |
| AA2Eh (DIMM in connector JX IS STUCK-AT-1) |
1. Specified DIMM 2. Processor Card |
| Diagnostic Error Code/Symptom |
FRU/Action |
| AA2Fh (DIMM in connector JX FAILS ASCII R/W TEST!) |
1. Specified DIMM 2. Processor Card |
| AA30h (DIMM in connector JX PROBLEM DETERMINING DIMM 16KB ALIGNMENT!) |
|
| AA31h (DIMM in connector JX NMI HANDLER FAILED TO INSTALL OK!) |
1. Specified DIMM 2. Processor Card |
| 0901h, 0902h, 0904h, 0906h, 0908h, 090Ah (Parallel Test Failed) |
1. System Board |
| 8601h (Bad pointing device) |
1. Pointing Device |
| 8602h (User detected pointing device error) |
1. Pointing Device |
| 8603h (No pointing device was found) |
1. Attach Mouse 2. Rerun Diagnostic |
| 11XXh (Serial Test Failed) |
1. System Board |
| 0104h, 0105h, 0106h, 0109h (Planar Test Failed) |
1. System Board |
| 0501h (Video register test error) |
1. System Board |
| 0503h (Video frequency test error) |
1. System Board |
| 0506h (Video get VESA mode error) |
1. System Board |
| 0511h (Video VGA memory test error) |
1. System Board |
| 0513h (Video frequency test time out error) |
1. System Board |
| 0521h (Video DAC test error) |
1. System Board |
| 0522h (Video attribute test error) |
1. System Board |
| 0523h (Video visual test error) |
1. System board |
| 0524h (Video monitor test error) |
1. Video Monitor 2. System Board |
| 0530h (Video Memory module #1 error ) |
1. System Board |
| 0531h (Video Memory module #2 error) |
1. System Board |
| 0532h (Video Memory module #3 error) |
1. Video Memory Module 2. System Board |
| 0533h (Video Memory module #4 error) |
1. Video Memory Module 2. System board |
| 0540h (Video Test error) |
1. Rerun Diagnostic 2. System Board |
Document Location
Worldwide
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Document Information
Modified date:
23 January 2019
UID
ibm1DDSE-43WNQ5