
FrameMaker Ver.5.5E(PC) Di151 TROUBLESHOOTING
00.03.10
T-14
(5)
C0650: Scanner Motor’s Failure to Turn, Scanner Home Position Sensor Mal-
function
C0650
Relevant Electrical Parts
Scanner Motor M6
Scanner Home Position Sensor PS5
Control Board PWB-I
Step
Check
Result
Action
1
Scanner movement after the malfunction has
been reset
YES
To step 4
2
Scanner motion as it is moved manually
NO
Correct drive coupling.
Install belt.
3
Proper JP9 connector connection of Control
Board
YES
Change Scanner Motor.
Change Control Board.
NO
Correct connections.
4
Scanner Home Position Sensor operation: the
voltage across JP14-1 on the Control Board
and GND is DC0 V (sensor unblocked) and
DC3 V (sensor blocked) after the malfunction
has been reset.
YES
Change Control Board.
NO
Change sensor.
PJ31-1(DC24V)
PJ31-3(DC15V)
PJ31-5(DC-9V)
PJ31-7(GND)
PJ32-2(DC5V)
PJ32-3(DC5V)
PJ32-4(GND)
PJ32-6(DC5V REM/SLP)
PJ32-7(DC24V REM/SLP)
PU1
1
2
3
4
5
6
7
8
9
11
10
12
1
2
3
4
5
6
7
8
9
1
2
JP5
JP6
JP7
JP9-1(A)
JP9-2(A/)
JP9-3(B)
JP9-4(B/)
JP14-1(PS5 ON)
JP14-2(GND)
JP14-3(GND)
JP14-4(Power)
M6
PS5
PJ1A-1
PJ1A-2
PJ1A-3
PJ1A-4
PJ1A-5
PJ1A-6
PJ1A-7
PJ1A-8
PJ1A-9
PJ1A-10
PJ1A-11
PJ1A-12
PJ18A-1(GND)
PJ18A-2(VIDEO)
PWB-A
PWB-I
4007C10TAC