Error Codes - Prestigio CAVALIERE 141 Technical & Service Manual

Prestigio Cavaliere 141
7. Maintenance Diagnostics

7.3 Error Codes :

Code
10H Some Type Of Long Reset
11H Tur n off FASTA20 for POST
12H Signal Power On Reset
13H Initialize the Chipset
14H Search For ISA Bus VGA Adapter
15H Reset Counter /Timer
16H User register config through CMOS
17H Size Memor y
18H Dispatch To RAM Test
19H Checksum the ROM
1AH Reset PIC's
1BH Initialize Video Adapter (s)
1CH Initialize Video (6845 Regs)
1DH Initialize Color Adapter
1EH Initialize Monochrome Adapter
1FH Test 8237A Page Register s
20H Test Keyboar d
21H Test Keyboar d Controller
22H Check If CMOS Ram Valid
23H Test Batter y Fail & CMOS X-SUM
24H Test the DMA controller s
25H Initialize 8237A Controller
26H Initialize Int Vector s
Following is a list of error codes in sequent display on the PIO debug board. System
Soft BIOS:
Descr iption Code
27H RAM Quick Sizing
28H Protected mode entered safely
29H RAM test completed
2AH Protected mode exit successful
2BH Setup Shadow
2CH Going To Initialize Video
2DH Search For Monochrome Adapter
2EH Search For Color Adapter
2FH Signon messages displayed
30H Special init of keyboar d ctlr
31H Test If Keyboar d Present
32H Test Keyboar d Inter r upt
33H Test Keyboar d Command Byte
34H TEST, Blank and count all RAM
35H Protected mode entered safely (2).
36H RAM test complete
37H Protected mode exit successful
38H Update OUTPUT por t
39H Setup Cache Controller
3AH Test If 18.2Hz Per iodic Wor king
3BH Test for RTC ticking
3CH Initialize the har dware vector s
3DH Search and Init the Mouse
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Technical Service Manual
Descr iption