GE_OEC_9600_C-Arms

Error Codes
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BIOS ROM Error Codes
The following hexadecimal codes are displayed on the Technique Processor PCB
hexadecimal displays. If the Technique Processor PCB fails the boot sequence, the
hexadecimal displays on the Technique Processor PCB (U1 and U2) will exhibit the code
that corresponds to the test being performed at the time the Technique Processor PCB
failed.
TECHNIQUE
PROCESSOR
TEST DESCRIPTION
HEX
DISPLAYS
U2
(MSB)
U1
(LSB)
0 9 Checksum BIOS ROM
0 A Initialize Video Interface
0 E Test CMOS Shutdown Byte
0 F Test Extended CMOS (If Present)
1 5 Test 1st 64K of System Memory
1 6 Set up Interrupt Vector Table
1 7 Set Up Video I/O Operations
1 8 Test Video Memory
(Except When EGA/VGA is Found)
1 B Test CMOS Battery Level
1 C Test CMOS Checksum
1 D Set Configuration From CMOS
1 E Sizing System Memory and Compare
w/CMOS
1 F Test Found System Memory
2 A Keyboard Initialization
2 B Diskette Initialization
2 C Serial Port Initialization
2 D Parallel Port Initialization
2 E Hard Disk Initialization
3 1 Option ROM Initialization