Minolta Di 620 Manual page 277

<Metric Areas>
C0910, C0914
Step
1 Does M25 start turning when the 2nd
Drawer is slid out and back in?
2 Does the voltage across PJ4F-3 on PWB-F
and GND change from DC0V to DC24V
when step 1 is performed again?
3 Check PC26 for operation.
Does the voltage across PJ4A-13 on PWB-
A and GND alternate between DC0V and
DC5V when step 1 is performed again?
4 Is PC41 fully operational?
Make the input port check using "I/O
Check."
<Inch Areas>
C0910, C0911, C0914
Step
1 Does M25 start turning when the 2nd
Drawer is slid into the copier and UN8
turned ON?
2 Does the voltage across PJ6F-6 on PWB-F
and GND change from DC0V to DC24V
when step 1 is performed again?
3 Is PC41 fully operational?
Make the input port check using "I/O
Check."
4 Check PC26 for operation.
Does the voltage across PJ4A-13 on PWB-
A and GND alternate between DC0V and
DC5V when step 1 is performed again?
5 Is PC19 fully operational?
Make the input port check using "I/O
Check."
Check Item
Check Item
Result
NO Check for overloads and then check step
3 and onward.
YES Check gears for overload and, if they are
okay, change M25.
NO Change PWB-A or PWB-F.
NO Check the PC26 pulse disk and, if it is
okay, change PC26.
YES Change PWB-A or PWB-F.
NO Check the PC41 actuator and, if it is okay,
change PC41.
Result
NO Check for overloads and then check step
3 and onward.
YES Check gears for overload and, if they are
okay, change PWB-M2 or M25.
NO Change PWB-A or PWB-F.
NO Check the PC41 actuator and, if it is okay,
change PC41.
NO Check the PC26 pulse disk and, if it is
okay, change PC26.
YES Change PWB-A, PWB-F, or PWB-M2.
NO Check the PC19 actuator and, if it is okay,
change PC19.
T-62
Action
Action