Xerox 3050 Service Manual page 100

E5.03 Upper Rear Door Open
A
RAP
Go to FLAG 1 and check the wires for an
open circuit.
This RAP is used t o locate problems in the
lf the problem still exists, replace the
LVPSI
interlock circuitry for the Developer Cover.
Driver PWB (A2).
The problem may occur i f there is a
malfunction in the Developer Cover lnterlock
Switch S26 or the associated wires.
NOTE:
The component locator drawings and
the
circuit
diagram are on the following
pages.
Initial Actions
Check the Connectors A2
P201
on the
LVPSI Driver PWB (A2) and S26 PI on
the Upper Rear Door Interlock Switch
for damage, and ensure that the
connectors are seated correctly.
Ensure that the Actuator on the Upper
Rear Door correctly actuates the
switch.
Procedure
Disconnect S26 P I . Set the DMM to read
continuity. Connect the
(
+
)
lead to Pin
4
of
the Upper Rear Door lnterlock Switch
(526).
Connect the
(-)
lead to pin
3.
Manually
actuate the switch.
The Switch has continuity.
I
Replace the Upper Rear Door lnterlock
Switch (526).
101 92
E5.03 Developer Cover Open RAP
2-54 3050