IBM Infoprint 1130 Service Manual page 163

IBM Infoprint 1130/1140
FRU
3 Stapler Board
2-136
Service Manual
Action
Check to make sure the cable to J4
(Accessory) is properly connected to J4 on
the board. Turn the printer off, disconnect
the motor cable from J4 and check for
continuity between J4 pins 1,2,3, and 4 to
the motor case. If you get continuity, replace
the gearbox drive assembly. If you do not
get continuity, continue with the step.
Pin Voltage
No. Static
(Motor not
Running)
1 +24 V dc
2 +24 V dc
3 Not Used
4 Ground
5 +5 V dc
6 +5 V dc
If the voltages are correct, replace the
gearbox drive assembly. If the voltages
are incorrect, replace the stapler board.
Voltage
Feeding
(Motor
Running)
+24 V dc
Should vary
when motor
running.
Should vary
when motor
running
+5 V dc