Canon GP405 - SCSI Interface Board-D1

CHAPTER 14 TROUBLESHOOTING
14-242
COPYRIGHT © 1999 CANON INC. CANON 405/335 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
I. SCSI Interface Board-D1
Cause
The communication between the SCSI
board and the copier has an error.
The fuse of the SCSI has blown.
Description
The communication between
the SCSI-CPU and the IP-CPU
has been interrupted.
If the response from the SCSI
board has an error when the
machine sends a command to
the SCSI board.
When an initial check is made
for communication.
When an initial check is made
for communication.
When a check is made for
communication initialization.
When a check is made for
communication initialization.
When a check is made for
communication initialization.
If no response comes from the
SCSI board within a specific
time when the machine sends a
command to the SCSI board.
If no response comes from the
machine to the SCSI board
within a specific time.
If the machine has sent NAK
three times or more in response
to a command from ACSI
board.
If the SCSI board has sent
NAK three times or more when
it sends a command to the
machine.
The fuse of the SCSI has blown
because of overcurrent.
Code
E603
E601
Detail
0000
0001
0002
0003
0004
0005
0006
0007
0008
0010