morse KP 286, User Manual

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- APPENDIX
V - 1
Appendix A
Power On Self Test <POST> Error Message
POSTal Code
Test Hex Dec
6 6 INITIALIZE CHIPS (DMA, 8259's, CMOS)
7 ~7 PROCESSOR TEST #2
8 8 INITIALIZE CMOS CHIP
9
9 EPROM CHECKSUM FOR 32 KBYTES
A 10
INITIALIZE VIDEO INTERFACE
В
11 TEST 8254 CHANNEL 0
C 12 TEST 8254 CHANNEL 1
D 13 3TEST 8254 CHANNEL 2
E 14 TEST CMOS DATE AND TIMER
F 15 3TEST CMOS SHUTDOWN BYTE
10 16 TEST DMA CHANNEL 0
1 1 17 TEST DMA CHANNEL 1
12 18 TEST DMA PAGE REGISTERS
13 19 3TEST 8741 KEYBOARD CONTROLLER
14 20 3TEST MEMORY RERESH TOGGLE CIRCUITS
15
21 TEST 1ST 64K BYTES OF SYSTEM MEMORY
16 22 SETUP
INTERRUPT VECTOR TABLE
17 23 SETUP VIDEO I/O OPERATIONS
18 24 TEST VIDEO MEMORY
19 25
TEST 8259 CHANNEL 1 MASK BITS
1A 26 TEST 8259 CHANNEL
2 MASK BITS
1B Z1 TEST CMOS BATTERY LEVEL
1C 28 TEST
CMOS CHECKSUM
1D 29 SETUP CONFIGURATION BYTE FROM CMOS
1E 30 SIZING SYSTEM MEMORY & COMPARE W/CMOS
1F 31 TEST FOUND SYSTEM MEMORY
20 32 TEST STUCK 8259's INTERRUPT BITS
21
33
TEST STUCK NMI (PARITY/IO CHK) BITS
42