Operator Panel Service Check - Lexmark T620 Service Manual

4069-5XX/7XX
FRU
4 Motor does not turn, no
gear error code 936 or User
message 201 Paper Jam
displays.

Operator Panel Service Check

Operator Panel Buttons Service Check
Note: Before continuing with this service check do the
Test" on page 3-14
FRU
1 Operator Panel Assembly
2-86
Service Manual
Action
Check the voltages at on the system
board.
Pin number and voltage:
J27-1 = +24 V dc
J27-4 = +5 V dc (static) 0 V dc
(when main drive motor running)
J27-5 = + 5 V dc (static) 0 V dc
(when main drive motor running)
J27-6 = +5 V dc (static) +2.5 V dc
(when main drive motor running)
J27-7 = +5 V dc (static) 0 V dc
(when main drive motor running)
J27-8 = +5 V dc (static) +5 V dc
(when main drive motor running)
J27-11 = + 5 V dc (static) 0 V dc
(when main drive motor running)
If the voltage is incorrect, replace the
FRUs in the following order:
main drive motor assembly
system board
in the diagnostic aids chapter.
Action
If any button fails the Button Test,
replace the operator panel assembly.
"Button