Rap 2.2 Load Isolation - Xerox Telecopier 7033 Service Manual

2. Remove the power cord from terminal,
and check the continuity through all
connections of the power cord.
meter reads less than 10 ohms for each
connection.
Y N
| Replace the power cord.
3. Perform the following:
a. Connect the power cord to the wall
outlet and the terminal.
b. Look through the hole in the rear
cover (Figure 4).
The power supply LED is on steady.
Y N
| Go to step 5.
4. Replace the control panel. If the problem
still exists, replace the main PWB.
Machine
Front
Look through
here
Rear cover
Figure 4. LED access hole in rear cover
RAP 2.1
5. Perform the following:
The
a. Disconnect the power cord.
b. Remove the EMI shield (REP 4.1.8).
c. Disconnect P/J300 from the main
PWB.
d. Connect the power cord.
The power supply LED comes on steady.
Y N
| Go to step 7.
6. Go to RAP 2.2.
7. Perform the following:
a. Disconnect
remove the power supply (REP 4.6.2).
b. Remove fuse F1 from the power
supply, and measure the resistance of
the fuse.
The meter reads less than 10 ohms.
Y N
| Replace the fuse.
opens again, replace the power
supply. If problem the still exists,
contact the TSC.
8. Replace the power supply. If the problem
still exists, contact the next level of
support.
7033-104
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RAP 2.2 Load Isolation

the power cord, and
If the fuse
8/91
2-16
1. Perform the following:
a. Disconnect the power cord.
b. Connect P/J300 at the main PWB.
c. Remove the RAM/ROM PWB and the
G3 PWB.
d. If installed, remove any option PWBs
and the option mother PWB.
e. Connect the power cord.
The power supply LED comes on steady.
Y N
| Go to step 4.
2. Perform the following:
a. Disconnect the power cord.
b. One at a time, reinstall all the PWBs
that were removed in steps 1c and 1d.
c. Connect the power cord, and check
the power supply LED after installing
each PWB.
The power supply LED comes on steady.
Y N
| Replace the last PWB installed.
3. Go to Final Actions.
4. Perform the following:
a. Disconnect the power cord.
b. Disconnect the following
connectors from the main PWB.
101 107 110
103 108 111 (RX)
105 109
Telecopier 7032 / 7033 Service Manual
P/J
400
600