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11G-110 2K LCSS PWB Damage RAP
Use this RAP to determine the cause of damage to the 2K LCSS PWB, so that the cause can
be repaired before a new 2K LCSS PWB is installed.
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
GP
14. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Check the fuse on the 2K LCSS PWB, If the fuse is good, continue at the procedure. If the fuse
not good, install a new 2K LCSS PWB,
PL 11.26 Item
Procedure
The 2K LCSS PWB can be damaged by a component connected to it going short-circuit. If a
new 2K LCSS PWB is installed and power applied to the machine, the new 2K LCSS PWB will
be damaged in the same way. The cause of the damage must be found by following this proce-
dure.
Remove the 2K LCSS PWB and inspect the components shown in
damage to the component may be in the form of a crack, a small crater or a burnt patch. Refer
to
Table 1
to locate the component causing the damage to the 2K LCSS PWB.
Xerox® WorkCentre® 5790 Family
WARNING
1.
Figure 1
for damage. The
Figure 1 2K LCSS PWB components
Table 1 2K LCSS PWB Drive Components
2K LCSS
PWB
Driven
Normal resistance
component
component
measurement +/- 10%
U10
Rear tamper
W/O Tag F-010 PJ312
motor
pin A1 to A3 = 29 ohms
pin A1 to A4 = 29 ohms
pin A2 to A5 = 29 ohms
pin A2 to A6 = 29 ohms
W/Tag F-010 PJ312
pin A1 to A3 = 20 ohms
pin A1 to A4 = 20 ohms
pin A2 to A5 = 20 ohms
pin A2 to A6 = 20 ohms
May 2013
2-355
Fuse
Spared part and
references
Tamper assembly,
PL 11.16
Item
1.
11-007-110, 11-008-
110, 11-312-110, 11-313-
110, 11-319-110
RAP
Status Indicator RAPs
11G-110
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