May 2013
2-61
Xerox® WorkCentre® 5790 Family
01K
Status Indicator RAPs
Y
N
Go to
Flag 5
and
Flag 7
. Check for +12V at the
Power distribution PWB
P/
J131
between pins 17 and 13, also check for +12V between pins 14 and
18. The voltages are good.
Y
N
Go to
Flag 5
and
Flag 7
. Check for +12V at the
LVPS and base mod-
ule
P/J25
between pins 3 and 13, also check for +12V between pins
4 and 14. The voltages are good.
Y
N
Install a new LVPS and base module,
PL 1.10 Item 3
.
Check the wiring and connectors between
P/J25
and
P/J131
. Repair
the wiring as necessary,
REP 1.2
.
Install a new power distribution PWB,
PL 3.24 Item 5
.
Check the wiring and connectors between PJ138 and PJ155. Refer to the infor-
mation that follows
•
P/J138
Power distribution PWB
.
•
P/J155
Riser PWB
.
Repair the wiring as necessary,
REP 1.2
.
Install new parts as necessary:
•
Riser PWB,
PL 3.22 Item 3
.
•
Single board controller PWB,
PL 3.24 Item 3
.
Go to
Flag 2
. Measure the voltage at
P/J1
pin 5 on the
IOT PWB.
Arrange for a print job
to be sent from a PC to this machine. The voltage measured changes from +3.3V to
0V when the print job arrives at the machine.
Y
N
Check the wiring and connectors between PJ1 and PJ105. Refer to the information
that follows:
•
P/J1
IOT PWB.
•
P/J114
Single Board Controller PWB
.
Repair the wiring as necessary,
REP 1.2
.
Go to
Flag 4
. Measure the voltage at
P/J26
pin 7 on the
IOT PWB.
Arrange for a print job
to be sent from a PC to this machine. The voltage measured changes from +3.3V to
0V when the print job arrives at the machine.
Y
N
Perform
OF7
IOT PWB Diagnostics RAP before a new IOT PWB is installed,
PL
1.10 Item 2
.
Install a new LVPS and base module,
PL 1.10 Item 3
.
Go to
Flag 3
. Measure the voltage at P/J81 pin 2 on the
User interface PWB
.
NOTE: Any voltage change will be small. Less than 1V.
The voltage changes when the UI screen is touched or a UI button is pressed.
Y
N
Go to
Flag 6
. +3.3V is available at
P/J130
on the
User interface PWB
between pins 1
and 2.
Y
N
Go to
Flag 6
. +3.3V is available at
P/J133
on the
Power distribution PWB
between pins 3 and 4.
Y
N
Go to
Flag 5
and
Flag 7
. +12V is available at
P/J131
on the
Power distribu-
tion PWB
between pins 13 and 17 and also between pins 14 and 18.
Y
N
Go to
Flag 5
and
Flag 7
. +12V is available at
P/J25
on the
LVPS and
base module
between pins 13 and 3 and also between pins 4 and 14.
Y
N
Install a new LVPS and base module,
PL 1.10 Item 3
.
Check the wiring and connectors between
P/J25
and
P/J131
. Repair the
wiring,
REP 1.2
, as necessary.
Install a new power distribution PWB,
PL 3.24 Item 5
.
Check the wiring and connectors between
P/J133
and
P/J130
. Repair the wiring,
REP 1.2
, as necessary.
Install new parts as necessary:
•
User interface harness,
PL 2.10 Item 3
.
•
User interface control PWB,
PL 2.10 Item 11
.
•
User interface touch screen PWB,
PL 2.10 Item 6
.
•
User interface touch screen,
PL 2.10 Item 5
.
Go to
Flag 3
. Measure the voltage at PJ103 pin 2. Refer to the information that follows:
•
P/J103
Single Board Controller PWB
The voltage changes from +3.3V to 0V when the UI screen is touched or a UI button is
pressed.
Y
N
Check the wiring and connectors between PJ103 and PJ81.
•
P/J103
Single Board Controller PWB
•
P/J81
User interface PWB
.
Repair the wiring,
REP 1.2
, as necessary.
Go to
Flag 2
. Measure the voltage at
P/J105
pin 11. Refer to the information that follows:
•
P/J114
Single Board Controller PWB
The voltage changes from +3.3V to 0V when the UI screen is touched or a UI button is
pressed.
Y
N
Install a new single board controller PWB,
PL 3.24 Item 3
.
Go to
Flag 2
. Measure the voltage at
P/J1
pin 5 on the
IOT PWB.
The voltage changes from
+3.3V to 0V when the UI screen is touched or a UI button is pressed.
F
I
J
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 ...