May 2013
2-578
Xerox® WorkCentre® 5790 Family
20G
Status Indicator RAPs
20G Embedded Fax Checkout
Use this RAP to check for problems with the embedded Fax PWB.
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
Do not touch the test pads on the embedded fax PWB while the fax cable is connected
to the machine. Dangerous voltages may be present that could cause death or injury.
•
Switch off the machine, then switch on the machine,
GP 14
.
•
Check that the embedded fax PWB is located correctly,
Figure 1
.
•
Check that the embedded fax PWB is correctly grounded. Ensure that the grounding strip,
PL 20.10 Item 7
is securely attached to the bracket of the embedded fax PWB.
•
(W/O
TAG X-001
) If an extended fax PWB has just been installed and the fax continues to
reset with an error message. Refer to
20-327
Extended Fax PWB failure RAP
•
For copy quality defects, go to the
IQ9
Unacceptable Received Facsimile Image Quality
RAP.
Procedure
Go to
Flag 1
. Check the voltages at
P/J155
. The voltages are good.
Y
N
Refer to the following:
•
01B
0V Distribution RAP.
•
01D
+3.3V Distribution RAP
•
01E
+5V Distribution RAP
•
01F
+12V Distribution RAP
If necessary install a new riser PWB,
PL 3.22 Item 3
.
Switch off the machine
GP 14
. Disconnect the following:
•
The embedded fax PWB from the riser PWB.
•
The riser PWB from the single board controller PWB.
Check that the connectors are clean and not damaged. If the connectors are damaged then
install new components as necessary:
•
Riser PWB,
PL 3.22 Item 3
.
•
Embedded fax PWB,
PL 20.10 Item 4
.
•
Single board controller PWB,
PL 3.24 Item 3
.
Reconnect the following:
•
The riser PWB to the single board controller PWB.
•
The embedded fax PWB to the riser PWB.
Switch on the machine,
GP 14
. The fault is cleared.
Y
N
Return to the original fault code RAP and perform the remaining actions in the procedure.
Perform
SCP 6
Final Actions.
Figure 1 Component location
Embedded fax
PWB
Riser PWB
Single board controller
PWB
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 ...