May 2013
2-554
Xerox® WorkCentre® 5790 Family
14D
Status Indicator RAPs
14D Exposure Lamp Failure RAP
(W/O
TAG 150
), use this RAP when the exposure lamp does not light, and there is no auto-
matic gain control signal.
NOTE: For W/
TAG 150
machines, go to the
14-703B to 14-706B, 712B, 714B, 718B
Failure to
Calibrate RAP (W/
TAG 150
).
WARNING
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.
WARNING
Take care, a hazardous voltage is present at the output of the exposure lamp inverter.
Electricity can cause death or injury.
Procedure
Go to
Flag 2
. Check the following voltages at
P/J135
on the power distribution PWB.
•
+24V between pins 1 and 3.
•
+24V between pins 2 and 4.
The voltages are good.
Y
N
Go to
01B
0V distribution RAP, refer to the 24V return and
01G
+24V Distribution RAP.
Remove the CVT glass and document glass,
REP 14.6
. Remove the PWB cover, 3 screws,
PL
14.25 Item 1
. Re-install the scanner top cover and GUI, but do not install the screws. Re-con-
nect the power cord, switch on the machine,
GP 14
.
Go to
Flag 2
. Check for the following voltages at
P/J455
on the
scanner PWB
.
•
+24V between pins 1 and 2.
•
+24V between pins 3 and 4.
The voltages are good.
Y
N
Check the harness between
P/J135
and
P/J455
. Repair the harness,
REP 1.2
, or install
a new harness,
PL 14.25 Item 13
.
Enter the
dC330
output code 14-005. The exposure lamp illuminates.
Y
N
WARNING
Do not install a fuse of a different type or rating. Installing the wrong type or rating
of fuse can cause overheating and a risk of fire.
Check the fuse,
Figure 1
. Refer to
REP 14.2
, to remove the fuse. The fuse is good.
Y
N
Install a new fuse,
PL 14.25 Item 11
. Re-install the scanner top cover and GUI, but
do not install the screws. Switch on the machine,
GP 14
. Enter the
dC330
output
code 14-005. The new fuse fails.
Y
N
The lamp is lit.
Y
N
Go to
Flag 1
. Check the lamp ribbon harness between
P/J456
and
P/
J463
for open or short circuits. The lamp ribbon harness is good.
Y
N
Install a new lamp ribbon harness,
PL 14.25 Item 10
.
Install new components in the following order:
•
Exposure lamp,
PL 14.25 Item 9
.
•
Exposure lamp inverter,
PL 14.25 Item 12
.
Perform
ADJ 14.1
Optics Cleaning Procedure.
Perform
ADJ 14.1
Optics Cleaning Procedure.
Install new components in the following order:
•
Exposure lamp,
PL 14.25 Item 9
and exposure lamp fuse,
PL 14.25 Item 11
.
•
Exposure lamp inverter,
PL 14.25 Item 12
and exposure lamp fuse,
PL 14.25
Item 11
.
Perform
ADJ 14.1
Optics Cleaning Procedure.
Switch on the copier. Go to
Flag 1
. Disconnect
P/J456
and check the following voltages
at
P/J456
on the
scanner PWB
:
•
+24V between pins 1 and 7.
•
+24V between pins 2 and 8.
•
+24V between pins 3 and 9.
The voltages are good.
Y
N
Install a new scanner PWB,
PL 14.25 Item 4
.
Re-connect
P/J456
. Disconnect
P/J463
. Check the following voltages on the inverter
end of the harness.
•
+24V between pins 1 and 7.
•
+24V between pins 2 and 8.
•
+24V between pins 3 and 9.
The voltages are good.
Y
N
Install a new lamp ribbon harness,
PL 14.25 Item 10
.
Re-connect
P/J463
. +10V is available at PJ/463 pin 4.
Y
N
Install a new exposure lamp inverter,
PL 14.25 Item 12
.
+10V is available at PJ/456 pin 6.
Y
N
Install a new lamp ribbon harness,
PL 14.25 Item 10
.
Go to
Flag 1
. Connect a test meter between pins 6 and 1 of
P/J456
on the
scanner PWB
.
Enter the
dC330
output code 14-005. The voltage changes from +10V to 0V when the
code is entered.
Y
N
Install new components in the following order:
•
Scanner PWB,
PL 14.25 Item 4
.
A
A
A
B
B
C
C
D
D
E
Summary of Contents for WorkCentre 5790 Series
Page 1: ...Xerox WorkCentre 5790 Family Service Manual 708P90298 May 2013 ...
Page 4: ...May 2013 ii Xerox WorkCentre 5790 Family Introduction ...
Page 20: ...May 2013 xviii Xerox WorkCentre 5790 Family Translation of Warnings Introduction ...
Page 22: ...May 2013 1 2 Xerox WorkCentre 5790 Family Service Call Procedures ...
Page 32: ...May 2013 1 12 Xerox WorkCentre 5790 Family SCP 7 Service Call Procedures ...
Page 53: ...May 2013 2 21 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 1 3 3V Return ...
Page 54: ...May 2013 2 22 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 2 3 3V Return ...
Page 56: ...May 2013 2 24 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 3 5V Return ...
Page 57: ...May 2013 2 25 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 4 5V Return ...
Page 59: ...May 2013 2 27 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 5 12V Return ...
Page 61: ...May 2013 2 29 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 6 24V Return ...
Page 62: ...May 2013 2 30 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 7 24V Return ...
Page 63: ...May 2013 2 31 Xerox WorkCentre 5790 Family 01B Status Indicator RAPs Figure 8 24V Return ...
Page 95: ...May 2013 2 63 Xerox WorkCentre 5790 Family 01K Status Indicator RAPs Figure 2 Circuit diagram ...
Page 96: ...May 2013 2 64 Xerox WorkCentre 5790 Family 01K Status Indicator RAPs ...
Page 178: ...May 2013 2 146 Xerox WorkCentre 5790 Family 06 350 Status Indicator RAPs ...
Page 592: ...May 2013 2 560 Xerox WorkCentre 5790 Family 16B 16C Status Indicator RAPs ...
Page 596: ...May 2013 2 564 Xerox WorkCentre 5790 Family 19 409 Status Indicator RAPs ...
Page 698: ...May 2013 3 2 Xerox WorkCentre 5790 Family Image Quality ...
Page 736: ...May 2013 3 40 Xerox WorkCentre 5790 Family IQS 8 Image Quality ...
Page 742: ...May 2013 4 6 Xerox WorkCentre 5790 Family Repairs Adjustments ...
Page 772: ...May 2013 4 34 Xerox WorkCentre 5790 Family REP 3 4 Repairs Adjustments ...
Page 938: ...May 2013 4 200 Xerox WorkCentre 5790 Family REP 9 10 Repairs Adjustments ...
Page 994: ...May 2013 4 256 Xerox WorkCentre 5790 Family REP 11 17 110 Repairs Adjustments ...
Page 1014: ...May 2013 4 276 Xerox WorkCentre 5790 Family REP 11 15 120 Repairs Adjustments ...
Page 1166: ...May 2013 4 428 Xerox WorkCentre 5790 Family REP 14 20 Repairs Adjustments ...
Page 1168: ...May 2013 4 430 Xerox WorkCentre 5790 Family ADJ 3 1 ADJ 3 2 Repairs Adjustments ...
Page 1174: ...May 2013 4 436 Xerox WorkCentre 5790 Family ADJ 4 1 Repairs Adjustments ...
Page 1242: ...May 2013 4 504 Xerox WorkCentre 5790 Family ADJ 14 1 ADJ 14 2 Repairs Adjustments ...
Page 1386: ...May 2013 6 2 Xerox WorkCentre 5790 Family General Procedures Information ...
Page 1524: ...May 2013 6 140 Xerox WorkCentre 5790 Family Fax Tags General Procedures Information ...
Page 1526: ...May 2013 7 2 Xerox WorkCentre 5790 Family Wiring Data ...
Page 1554: ...May 2013 7 30 Xerox WorkCentre 5790 Family PJ Locations Wiring Data ...
Page 1604: ...May 2013 8 2 Xerox WorkCentre 5790 Family Accessories ...
Page 1606: ...May 2013 8 4 Xerox WorkCentre 5790 Family ACC 1 Accessories ...
Page 1610: ...XEROX EUROPE ...