Technical data

6.6 1020–1024 CLEAR PAPER PATH
Figure 6–17 (Cont.) Gate Linkage and Sensor Circuit
DC Control
Board
+5 VDC
7
6
5
0811
7
P/J 47
Gate Actuated (H) +5 VDC
+5 RET
P/J 56
+LED
P/J 47
Driver
Board
2
1
11
P/J 56
Gate
Sensor
MLO-006659
8. Test the operation of the exit roller and drive by entering the 1701 test
code 1100. The rollers must run smoothly and without noise. (Figure 6–22
shows the wiring diagram.) Do the following if the test fails:
• Inspect the 20-pin plug that connects P/J56 on the driver board to
P/J47 on the DC control board.
• Inspect the 6-pin plug connecting the exit motor to P/J54 on the driver
board.
• Swap the DC control board.
• Swap the driver board
• Swap the exit motor
9. Enter the 1701 test code 0400.01 to run the motor test. As the following
rollers run, look for jerky motion caused by missing teeth or gear damage
and listen for thumps or grinding noises.
• Upper and lower registration rollers
Paper Path Jam FIPs 6–31