HP Remote Assistant Card User Manual

Page 178

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H LED Codes

160

DMA CONTROLLER Failure Codes

LED
Code

REPORT
codes

Failure Name

Failure Reason

Possible Cause

1-5-2

152x

DMA Register Failure

Where x indicates register:

0 Ch 0 Src Addr

1 Ch 1 Src Addr

2 Ch 0 Dest Addr

3 Ch 1 Dest Addr

4 Ch 0 Trans Count

5 Ch 1 Trans Count

6 Ch 0 Src (top 4 bits)

7 Ch 1 Src (top 4 bits)

8 Ch 0 Dest (top 4 bits)

9 Ch 1 Dest (top 4 bits)

A Ch 0 Control Word

B Ch 1 Control Word

One of the DMA
registers cannot be
properly programmed

1-5-3

1530

1531

1532

1533

Ch 0 Transfer Timeout

Ch 0 Transfer Failure

Ch 1 Transfer Timeout

Ch 1 Transfer Failure

Attempted DMA
transfer did not
complete

Defective
Microprocessor
(U40)

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