Oce 3121, Technical & Service Manual

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28 TSM Océ 3121/3122 Error code solving / machine fault solving
27 E500/E713
Output level (sen-
sor) 4 After steps 2 and 3, check the
output according to the table in
step 1. Is the reading of the
meter 1.2 V or lower? No Mount the sensor cor-
rectly.
Sensor 5 Perform step 4. Is the problem
corrected? Yes End.
No Replace the sensor.
(After replacement, be
sure to adjust each sen-
sor.)
Cause Step Checks Yes/No Action
Communication
cable: to the copier 1 Check the connection of
the communication cable,
between the copy data
controller and the copier. No Connect the cable cor-
rectly.
Multi tray commu-
nication mode 1 Is the mode set correctly?
Use the DIP switch, on
the tray control PBA, to
set the mode. No Reset the mode set.
Circuit breaker CB1 2 Press the circuit breaker
CB1, on the tray control
PBA. Is the problem cor-
rected? Yes End.
Resistor R12, on
the tray control
PBA 3 Check the continuity over
the resistor R12, on the
tray control PBA.
Approximately 2.2 Ohm? No Replace the tray control
PBA.
24V power supply 4 Set the meter to the DC
range. Connect the + to
J1-2 and the – to J1-1 on
the tray control PBA.
Does the voltage change
to approximately 24 V? No Check the copier’s 24V
power supply.
Cause Step Checks Y/N Action