Error Codes 100 - 159

Symptom / ErrorFRU / Action
0001 01XX
Interrupt failure.
Possibly a bad battery or processor
1. Run Advanced Diagnostics
2. 486DX33 Upgrade (70/80)
0001 02XX
ROM checksum or timer error.
Possibly a bad battery or processor
1. Run Advanced Diagnostics
2. 486DX33 Upgrade (70/80)
(If Model 70 battery was removed while replacing 80386 with 486DX33 Processor Upgrade (FRU 92F0436), re-install 80386, then install battery. Configure system, re-install 486DX33 without removing battery.)
0001 0300
Checksum or timer error.
For a 20 MHz board, is the CPU a 487SX?
If so, J2 must be on pins 2 and 3  
1. Processor Board (90/95)
2. System Board
0001 02XX
0001 03XX
0001 04XX
0001 07XX
1. System Board
2. Processor Board
0001 05XX
Command not accepted
Information only
0001 06XX
Converting logic test failure
1. Run Advanced Diagnostics
0001 07XX / 0001 08XX
0001 09XX
Interrupt or memory failure
1. System Board Memory
2. System Board
3. Processor Board (90/95)
4. Any Adapter
5. Bus Adapter
0001 0XXX
any other not listed
1. System Board
0001 10XX
Check Memory
For Models 56 / 57 / 90 / 95,
see 000201XY for socket location list)
1. Memory Module Kit
2. System Board
0001 11XX
I/O channel check
1. Adapter Memory
2. Expansion Adapter
3. System Board
0001 12XX / 0001 13XX
Possible MC-timeout error
Often caused by a card with defective MCA bus interface or too slow responding card (old!).
1. System Board
2. Processor Board (90/95)
3. Any Adapter
0001 14XX
ROM error
1. Any Adapter
2. Bus Adapter
0001 15XX
80386 protected mode failure
BIOS checksum error
1. System Board
2. 486DX33 Upgrade (70/80)
0001 16XX
Possible read/write problem
(90/95 - Planar board port read/write failure)
1. Run Advanced Diagnostics
2. 486DX33 Upgrade (70/80)
0001 18XX
Previously detected error.
Run Advanced Diagnostics
(90/95 - Memory/planar board parity or L2 cache NMI error logged, critical error log entry exists)
1. System Board Memory
2. Processor Board (90/95)
0001 19XX
2.88MB diskette drive installed, but not supported.
(90/95 - Downlevel 82077 diskette controller)
1. Run Automatic Configuration
2. System Board
0001 1XXX
not listed above
1. System Board
0001 20XX
Possible Processor self test failure (90/95)
1. System Board Processor Cache
2. Processor Board (90/95)
0001 21XX
Problem detected during memory remapping
(256KB ROM Error)
Information only
0001 22XX
POST found a hardware error
1. Run Advanced Diagnostics
0001 2201 / 0001 2202
0001 2203 / 0001 2204
0001 2205 / 0001 2206
0001 2207 / 0001 2208
Data error, Possible system board failure
1. Run Advanced Diagnostics
0001 29XX 1. Run Advanced Diagnostics
2. Cache Kit
3. System Board
0001 30XX
POST could not start operating system. 
Operating system loaded ?
Is the boot drive in selectable drive sequence?
1. Check Drive Sequence
0001 3001
Security system in use, but computer not totally
secured because diskette drive is in startup sequence
1. Delete diskette drive from startup sequence if so desired.
0001 3002
Drive startup sequence is corrupt or invalid
1. Run Auto Config, reset selectable drive startup sequence. If problem still exists, replace system board
0001 3003
EEPROM could not be read
1. Run Automatic Configuration
If problem still exits, replace system board.
0001 31XX 1. System Board
0001 32XX
DMA extended registers error
1. Run Advanced Diagnostics
0001 33XX
DMA verify function error. Logic failed
1. Run Advanced Diagnostics
0001 34XX
DMA arbitration logic error
1. Run Advanced Diagnostics
0001 4905 1. System Board
2. Processor Board
0001 4908 / 0001 4909
Before replacing any FRUs, see
'Cover Lock and Tamper-Evident Switches'
1. System Board
2. Tamper Evident Switches
3. Keylock Assembly
0001 52XX
Real time clock error.
Not always a hardware failure.
See also 'Real-Time Clock Problems'
1. Run Advanced Diagnostics
0001 56XX
Security error.
Covers were removed without the key.
Tamper evident switch tripped.
1. Start system from Ref disk (or server image), reconfigure system.
2. Security Switch Assembly
3. System Board

Content created and/or collected by:
Louis F. Ohland, Peter H. Wendt, David L. Beem, William R. Walsh, Tatsuo Sunagawa, Tomáš Slavotínek, Jim Shorney, Tim N. Clarke, Kevin Bowling, and many others.

Ardent Tool of Capitalism is maintained by Tomáš Slavotínek.
Last update: 24 Mar 2024 - Changelog | About | Legal & Contact