Diagnostic Information
2-47
4079-00X
Undetermined Problem Service Check
You have been directed to this service check because you cannot
find an error code or symptom in
or because more information is needed on
the symptom or error code than the Error Code/Symptom Index can
provide.
1. Turn off the printer and disconnect the power cord.
2. Disconnect the controller board power supply connector J4
(4079-001) or J6 (4079-002).
3. Remove the controller board from the machine.
The controller board stores all operator settings and contains
NVRAM and ROM memories. When the controller board is removed,
all operator settings are ignored. The printer defaults to a secondary
menu system which allows you to run Test Print A to check the
machine operation. To run Test Print A:
1. Connect the power cord and turn on the machine.
2. Wait for the machine to complete POST.
3. Press Select.
4. Press List until Test Print is displayed.
5. Press Start/Stop until Test Print A is displayed.
6. Press Start/Stop to run the test.
7. Make a note of the error code, number of beeps, or symptom.
8. Continue with
.
If you have been directed here a second time, and POST does not
run or you have no error code or symptom, replace the following
FRUs one at a time, checking the printer operation after each
replacement.
1. Logic board - If you replace the logic board, go to the
and perform the print position
adjustment, and the direction offset adjustment.
2.
Controller board - Be sure to transfer the EPROM controller
card and memory SIMMs from the old board to the new one.
Reinstall the parts that do not fix the problem.
Содержание Jetprinter 4079-00 series
Страница 10: ...x Service Manual 4079 00X Chinese Safety Information Korean Safety Information...
Страница 71: ...Diagnostic Aids 3 6 4079 00X Follow this chart to choose the correct print mode...
Страница 99: ...Repair Information 4 22 4079 00X Carriage cable 19 pin Carriage cable 20 pin...
Страница 129: ...Connector Locations 5 2 4079 00X Right Connector Card Left Connector Card...
Страница 130: ...5 3 4079 00X Control Card 4079 001...
Страница 131: ...Connector Locations 5 4 4079 00X Control Card 4079 002 J8 1 1 1 1 J5 J3 J7 J1 J6...
Страница 132: ...5 5 4079 00X Logic Card...
Страница 138: ...7 2 4079 00X Assembly 1 Covers...
Страница 140: ...7 4 4079 00X Assembly 2 Covers Cont...
Страница 142: ...7 6 4079 00X Assembly 3 Inner Cover...
Страница 144: ...7 8 4079 00X Assembly 4 Printer Electronics...
Страница 146: ...7 10 4079 00X Assembly 5 Power Supply and Control Panel...
Страница 148: ...7 12 4079 00X Assembly 6 Carriage and Printhead...
Страница 150: ...7 14 4079 00X Assembly 7 Base...
Страница 152: ...7 16 4079 00X Assembly 8 Purge Unit...
Страница 154: ...7 18 4079 00X Assembly 9 Print Timing Encoder...
Страница 156: ...7 20 4079 00X Assembly 10 Carriage Ink Supply...
Страница 158: ...7 22 4079 00X Assembly 11 Carriage Drive...
Страница 160: ...7 24 4079 00X Assembly 12 Carriage Drive Frame...
Страница 162: ...7 26 4079 00X Assembly 13 Ink Supply Unit...
Страница 164: ...7 28 4079 00X Assembly 14 Ink Return Unit...
Страница 166: ...7 30 4079 00X Assembly 15 Ink Cartridge Interlock...
Страница 168: ...7 32 4079 00X Assembly 16 Sheetfeed Entry...
Страница 170: ...7 34 4079 00X Assembly 17 Sheetfeed Pinch Roller...
Страница 172: ...7 36 4079 00X Assembly 18 Paperfeed Ejector Roller...
Страница 174: ...7 38 4079 00X Assembly 19 Sheetfeed Separation...
Страница 176: ...7 40 4079 00X Assembly 20 Paperfeed Frame...
Страница 178: ...7 42 4079 00X Assembly 21 Tools...
Страница 180: ...7 44 4079 00X Assembly 22 Hard Disk and Options...