HP Book 800CT manual Timer chip test responses, Cmos RAM test responses, Sound test responses

Models: Book 800CT

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"Mode Register" -- "FAILED"

"Color Don't Care Register" -- "FAILED"

"Bit Mask Register"

Timer chip test responses

Timer chip test

"Clock 0

Not Counting", "Clock 1 Not Counting" -- "FAILED"

 

"Clock 2

Not Counting"

"Could Not Control Clock 2"

CMOS RAM test responses

CMOS RAM Test

"Addr XXH Failed, In YYH, Out ZZH"

"CMOS Checksum Failed, ChkSum is XXH, not YYH", "CMOS Pattern Test" -- "FAILED"

Sound test responses

DSP

"No sound card detected"

 

"DSP Chip Data Path Failed"

DMA

"No sound card detected"

 

"No DMA Request Generated"

Interrupt

"No sound card detected"

 

"No interrupt generated"

Sound output

"No sound card detected"

Keyboard test responses

 

 

 

Keyboard Test

"Failed: Fn key"

 

"Failed: Contrast Up button"

 

"Failed: Contrast Down button"

 

"Windows prevents keyboard testing"

 

"OS/2 prevents keyboard testing"

 

"Could not test keyboard because of stuck key(s)"

 

"Keyboard Power-On Selftest Failed"

 

"Keyboard IRQ Failed"

 

"Keyboard clock line stuck low"

 

"Keyboard clock line stuck high"

 

"Keyboard data line stuck low"

 

"Keyboard data line stuck high"

 

"Interface chip internal diagnostics error"

Manual keyboard test

 

Manual Keyboard Test

"Error reading KBD file."

"Test aborted before all keys were pressed."

LPT test responses

Registers Test

"Wrote XXH, Read YYH"

External Loopback

"Interrupt Failed"

 

"DATA0-->ERROR"

 

"STROBE-->SLCT"

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HP Book 800CT manual Timer chip test responses, Cmos RAM test responses, Sound test responses, Keyboard test responses