Diagnostic Information
10
4012-0XX
Operator Panel Service Check
FRU Action
1
Power Supply
Disconnect J2 from the fax board and
check the following voltages on the power
supply cable:
J2-1 to GND = +5 V dc
J2-3 to GND = +34 V dc
If you do not have correct voltage, replace
the power supply. Be sure to unplug the
machine before you reconnect the power
supply to the fax board.
2
Operator Panel Board
Operator Panel Cable
Perform the Operator Panel Test; see
“Operator Panel Test” on page 24
If some of the buttons do not work, check
the contacts on the back of the keypads
and the surface of the lands on the opera-
tor panel board. Replace the keypads as
necessary. Check the continuity of the
operator panel cable before replacing the
operator panel board.
3
Fax Board
Turn the printer on. Check for +5 V dc at
J4-3 on the fax board.
Содержание Medley 4012-005
Страница 9: ...ix 4012 0XX Chinese Safety Information Korean Safety Information ...
Страница 59: ...Parts and Test Point Locations 50 4012 0XX Fax Board J4 J5 J6 J7 J8 J9 J10 J11 J12 J1 J2 J3 ...
Страница 66: ...4012 0XX 57 Assembly 1 Covers 9 19 1 20 21 3 6 4 10 5 15 8 2 11 22 7 ...
Страница 68: ...4012 0XX 59 Assembly 2 Frame 2 9 10 3 4 1 8 8 6 5 7 ...
Страница 70: ...4012 0XX 61 Assembly 3 Operator Panel 9 3 10 2 1 6 5 4 8 7 11 ...
Страница 72: ...4012 0XX 63 Assembly 4 Printer Paper Feed Assembly 4 6 7 9 8 1 2 3 5 ...
Страница 74: ...4012 0XX 65 Assembly 4 Printer Paper Feed Assembly cont 11 13 12 11 10 14 ...
Страница 76: ...4012 0XX 67 Assembly 5 Carrier 3 1 4 6 1 2 5 ...
Страница 78: ...4012 0XX 69 Assembly 6 Carrier Transport 1 2 4 5 3 6 7 ...
Страница 80: ...4012 0XX 71 Assembly 7 Maintenance Station 3 1 4 2 ...
Страница 82: ...4012 0XX 73 Assembly 8 Scanner 3 6 9 10 7 1 4 2 8 5 14 12 13 ...
Страница 84: ...4012 0XX 75 Assembly 9 Electronics ...
Страница 86: ...4012 0XX 77 Assembly 10 Automatic Sheet Feed ASF 10 4 2 7 6 11 1 8 7 9 3 5 ...