Samsung R710 Service Manual page 142

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4. Troubleshooting
BEh
BFh
C0h
C1h
C2h
C3h
C4h
C5h
(3) Use of Debug card
-. Like upper picture, debug card is connected to DEBUG connector(as following) in Main board.
-. Debug code is shown at the viewer in red line.
Clear screen (optional)
Check virus and backup reminders
Try to boot with INT 19
Initialize POST Error Manager (PEM)
Initialize error logging
Initialize error display function
Initialize system error handler
PnPnd dual CMOS (optional)
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