Sony BVE-700A Maintenance Manual page 28

Editing control unit
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The following example shows the display that appears
when the VD interrupt cannot be detected.
5.VD INT test -------------------------------- ?? NG ??
ERROR:VD interrupt nothing
PUSH RETURN KEY
The following example shows the display that appears
when the GPI port loop-back test is executed, 0xf is read
instead of the inverted 0xe when 0x1 is written into the
PIO output port (4 bits) on the CA-67 board, and the input-
side port is read.
6.GPI test ----------------------------------- ?? NG ??
ERROR: WD=1,RD=f
PUSH RETURN KEY
The following example shows the display that appears
when 0xf0 is read out instead of 0xf1 for the ID of the CA-
67 board.
The OUT-28B line does not appear when there is no OUT-
28B board.
7.Board Slot ID test ------------------------- ?? NG ??
ERROR: CA-67
=f0
ERROR: OUT-28B =10
PUSH RETURN KEY
1-20 (E)
BVE-700A

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