Field Service Ver. 2.0 Jan. 2008
10
. Malfunction code
4
9
SD-505
T
roubleshooting
10
.2
Solution
10
.2.1
C11A2: Saddle exit roller pressure/retraction failure
10
.2.2
C11A4: Saddle exit motor failure
Relevant electrical parts
Saddle exit open/close motor (M9)
Saddle exit roller home position sensor (PS18)
SD control board (SDCB)
Step
Action
WIRING DIAGRAM
Control signal
Location
(Electrical
component)
1
Check the M9 connector for proper connec-
tion and correct as necessary.
—
—
2
Check M9 for proper drive coupling and
correct as necessary.
—
—
3
M9 operation check
SDCB PJ4-6 to 7
SD-505 G-5 to 6
4
PS18 I/O check, sensor check
SDCB PJ9-6 (ON)
SD-505 B-2
5
Change SDCB
—
—
Relevant electrical parts
Saddle exit motor (M8)
SD control board (SDCB)
Step
Action
WIRING DIAGRAM
Control signal
Location
(Electrical
component)
1
Check the M8 connector for proper connec-
tion and correct as necessary.
—
—
2
Check M8 for proper drive coupling and
correct as necessary.
—
—
3
M8 operation check
SDCB PJ4-1 to 2
SD-505 G-6
4
Change SDCB
—
—
Y108482-2 Service Manual