Xerox 3050 Service Manual page 273

O P O R S
I
Replace the LVPSl Driver
PWB
(A2).
Repair the wires.
Replace the Ballast Relay
(KS).
switch off the copier and disconnect the
Power Cord. Reconnect the wire to the G
terminal on Triac (Ql). The procedure
is
complete.
The Thermistor Pad on the Thermal
Controller PWB (A32A1) touches the Fuser
Roll.
I
Replace the Thermal Controller PWB
(A23A1).
The Thermistor Pad is free of contamination.
1
Clean the pad with a white cloth.
GO
to
FLAG 6
and check the wires for
continuity.
The wires have continuity.
Y
N
(
Repair the wires
Disconnect
A23A1P1
on the Thermal
Controller
PWB (A23A1).
Set the
DMM
to
read
2OOK
ohms. Connect the
(
+
)
lead to
A23Al J 1-2. Connect the
(-)
lead to
A23AlJ1-1.
The resistance is less than 200K ohms.
I
Replace the Thermal Controller PWB
(A23A1).
Replace the Controller PWB
(A3).
10192
2-77
LL.41, LL.45 Fuser Warmup Fault RAP