May 2013
2-544
Xerox® WorkCentre® 5790 Family
14-703B to 14-706B, 712B, 714B, 718B
Status Indicator RAPs
14-703B to 14-706B, 712B, 714B, 718B Failure To Calibrate
RAP (W/TAG 150)
Initial Actions
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.
•
Make sure that the correct RAP is used. To identify the correct RAP to use, go to the
14-
703 to 14-706, 712, 714, 716, 718
Failure to Calibrate Entry RAP.
•
Check that the exposure lamp illuminates when the machine is performing the set up pro-
cedure. If necessary, enter the
dC330
output code, 14-005. If the lamp does not illumi-
nate, go to the
W/O TAG 157 Exposure Lamp Check
or the
W/TAG 157 Exposure Lamp
Check
.
Procedure
Figure 1
shows the component location. Switch off the machine, then switch on the machine,
GP 14
. The fault is still present.
Y
N
Perform
SCP 6
Final Actions.
Perform the following:
•
Remove the DADH,
REP 5.19
.
•
Remove the scanner top cover,
REP 14.14
.
•
Reinstall the DADH,
REP 5.19
.
Go to
Flag 1
. Check the voltages at
P/J135
on the power distribution PWB. As necessary,
refer to:
•
01D
+3.3V Distribution RAP.
•
01E
+5V Distribution RAP.
•
01F
+12V Distribution RAP.
•
01G
+24V Distribution RAP.
•
01B
0V Distribution RAP.
Check that the CCD PWB/Scanner PWB ribbon cable 1,
PL 14.15 Item 15
and CCD PWB/
Scanner PWB ribbon cable 2,
PL 14.15 Item 23
are undamaged and correctly connected. Go
to
Flag 1
. Check the wiring between
P/J135
and
P/J136
on the power distribution PWB in the
SBC PWB module, and
P/J920
on the scanner PWB. Repair as necessary,
REP 1.2
or install
a new SBC PWB/DADH comms/scanner power harness,
PL 14.15 Item 5
.
Inspect the calibration strips on the front underside of the CVT glass and document glass. The
calibration strips are undamaged.
Y
N
Install a new CVT glass,
PL 14.20 Item 4
and/or a new document glass,
PL 14.20 Item 5
.
Clean the white CVT strips, under the front edges of the document glass and the CVT glass,
using a cleaning cloth dampened with film remover,
PL 26.10 Item 4
. Re-assemble the parts.
If the fault persists, install new components as necessary:
•
Scan carriage ribbon cable,
PL 14.15 Item 10
.
•
Scanner PWB,
PL 14.15 Item 4
.
•
Scanner,
PL 14.20 Item 1
.
W/O TAG 157 Exposure Lamp Check
Procedure
CAUTION
When measuring voltages of the scanner PWB, take special care not to short any two pins
together.
Remove the document size sensor cover
REP 14.20
. +24V is available at
P/J926
between
pins 5 and 3, also between pins 6 and 1,
Flag 2
.
Y
N
Go to
Flag 3
, disconnect
P/J1
at the exposure lamp inverter PWB. +24V is available at
P/J926
between pins 5 and 3, also between pins 6 and 1,
Flag 2
.
Y
N
Go to
Flag 2
, disconnect
P/J926
at the scanner PWB +24V is available at
P/J926
between pins 5 and 3, also between pins 6 and 1.
Y
N
Install a new Scanner PWB,
PL 14.15 Item 4
.
Check for a short circuit on the ribbon harness. Repair the harness or install a new
scan carriage ribbon harness,
PL 14.15 Item 10
.
Install a new exposure lamp inverter PWB,
PL 14.15 Item 12
.
+24V is available at
P/J1
between pins 5 and 3, also between pins 6 and 1,
Flag 3
.
Y
N
Install a new scan carriage ribbon harness,
PL 14.15 Item 10
.
Measure the lamp enable signal at
P/J926
pin 4 on the
scanner PWB
(W/
TAG 150
),
Flag 3
.
enter the
dC330
output code 14-005. The signal voltage changes from +24V to 0V when
the code is active.
Y
N
Install a new scanner PWB W/
TAG 150
,
PL 14.15 Item 4
.
Measure the lamp enable signal at
P/J1
pin 4. enter the
dC330
output code 14-005. The sig-
nal voltage changes from +24V to 0V when the code is active.
Y
N
Install a new scan carriage ribbon harness,
PL 14.15 Item 10
.
Switch off the machine,
GP 14
. Go to
Flag 4
, check the wiring and connectors between
P/J2
and the exposure lamp. The wiring and connectors are good.
Y
N
Install a new exposure lamp,
PL 14.15 Item 9
.
Install a new exposure lamp inverter PWB,
PL 14.15 Item 12
.
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 ...