Minolta Di450 Service Manual page 468

C0996
Step
1 rd
3 Drawer Lock Solenoid operation: the volt-
age across PJ10A-6 on Control Board and
GND is DC24V (solenoid deenergized) and
DC0V (solenoid energized) when the Paper
Descent key is pressed and the Main Tray com-
pletes its descent motion.
C0997
Step
1 Shift Gate Motor rotation: the voltage across
PJ7A-2B on Control Board and GND is DC0V
(motor deenergized) and DC24V (motor ener-
gized) when the drawer is slid in with paper
loaded on the Shift Tray only.
2 I/O check for Shift Gate Position Sensor opera-
tion: the voltage across PJ7A-1B on Control
Board and GND is DC5V (sensor unblocked)
and DC0V (sensor blocked) when the drawer is
slid in with paper loaded on the Shift Tray only.
Check
Check
T-60
Result Action
YES Change solenoid.
NO Change Control Board.
Result Action
YES Correct drive coupling.
Change motor or flat
cable.
NO Change Control Board.
Change Cabinet Transport
Board.
YES Change Control Board.
Change Cabinet Transport
Board.
NO Change sensor.
Change flat cable.