3-152 Phaser 5500 Printer Service Manual
Exit Unit Failure - H3-7 Exit Board Comm Failure
Communications failure between the Engine Logic Board and Exit PWB.
Applicable Error Code
Exit Unit Failure - H3-7 Exit Board Comm Failure
12
Check continuity between the affected
Offset Motor and Exit PWB.
For Exit 1:
1. Disconnect P/J432 and J206.
2. Check for continuity at the following:
P/J432-7 <=> J206-1
P/J432-8 <=> J206-2
P/J432-9 <=> J206-3
P/J432-10 <=> J206-4
P/J432-11 <=> J206-5
For Exit 2:
1. Disconnect P/J433 and J207.
2. Check for continuity at the following:
P/J433-1 <=> J207-1
P/J433-2 <=> J207-2
P/J433-3 <=> J207-3
P/J433-4 <=> J207-4
P/J433-5 <=> J207-5
Is there continuity on each wire?
Go to Step 13. Repair the wiring.
13
Check for +24 V to the affected Offset
Motor.
Is there +24 V across (Exit 2) P/J433-1 or
(Exit 1) P/J432-7(+) <=> ground?
Replace the Offset
Motor.
Replace the Exit
PWB (
page 8-88).
Exit Comm Failure Troubleshooting Reference
Applicable Parts References
â– Exit PWB
â– LVPS
â– Engine Logic Board
â– Print Engine P/J Engine Logic Board (page 10-13)
â– Print Engine P/J Laser and Exit PWB (page 10-7)
â– Print Engine LVPS Wiring (page 10-21)
â– Print Engine Exit 1 Wiring (page 10-30)
â– PL8.1 Print Engine Electrical
Exit Offset Error (OCT Position Sensor) Troubleshooting Procedure (Continued)
Step Actions and Questions Yes No