April 2017
2-486
Xerox® VersaLink® B7025/B7030/B7035 Multifunction Printer
078-250, 078-300
Launch Issue
Status Indicator RAPs
Enter
dC330
code 078-201. Manually actuate the HCF stack height sensor,
PL 80.61 Item 19
.
The display changes.
Y
N
Check the HCF stack height sensor.
Check the mechanical components of the lift mechanism for dirty or damaged gears, broken or
out of place cables,
PL 70.51
. If the fault persists, install a new HCF PWB,
PL 70.60 Item 9
.
078-300 HCF Top Cover Interlock Open RAP
BSD-ON:
BSD 1.11 DC Power Distribution - HCF
078-300 The HCF top cover interlock is open.
Procedure
WARNING
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
GP 10
. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Refer to the procedure that follows as necessary:
•
GP 9
How to Check a Switch.
Enter
dC330
code 078-300. Open then close the top cover,
PL 70.55 Item 7
to actuate the
HCF top cover interlock switch. The display changes.
Y
N
Measure the voltage between
P/J5
pin 2 on the HCF PWB and ground. +24V is mea-
sured.
Y
N
Measure the voltage between
P/J5
pin 1 on the HCF PWB and ground. +24V is
measured.
Y
N
Measure the voltage between
P/J4
pin 1 and 2 on the HCF PWB and ground.
+24VDC is measured.
Y
N
Check the +24VDC circuit.
Install a new HCF PWB,
PL 70.60 Item 9
.
Check the following wiring between:
•
P/J5
pin 1 on the HCF PWB and
FS001
on the HCF top cover interlock switch.
•
P/J5
pin 2 on the HCF PWB and
FS002
on the HCF top cover interlock switch.
If the wiring is good, install a new HCF top cover interlock switch,
PL 70.55 Item 26
.
Install a new HCF PWB,
PL 70.60 Item 9
.
The fault could be caused by misalignment of the HCF top cover interlock switch. Ensure the
switch and HCF top cover are correctly installed. Check if the actuator is damaged, install new
components as necessary,
PL 70.55
.
If the fault persists, install a new components as necessary:
•
HCF PWB,
PL 70.60 Item 9
.
•
Drive PWB,
PL 1.10 Item 3
.
A