Diagnostic Information 2-29
Toner Sensor Service Check
An “Insert Print Unit or Toner” or “88 Toner Empty” message may
appear if the toner sensor cable is not seated correctly or if the cable
is defective.
Transfer Corona Service Check
Be sure you turn the printer off before you make any checks on the
transfer corona.
FRU
Action
1
Toner Sensor
Be sure the toner sensor cable is seated properly.
Check the voltage at CNTN-1 on the engine board.
If it is not +5 V dc, replace the engine board. If the
voltage is correct, check the voltage at CNTN-3. If it
is not ground, replace the engine board.
If the voltages are correct, replace the toner sensor.
FRU
Action
1
Transfer
Corona
Check the transfer corona assembly for signs
of toner buildup and contamination. Use the
cleaning tool provided with the printer to clean
the wire. Check the wire for damage. The wire
should be positioned across the corona hous-
ing. Replace the corona if the wire is broken,
stretched, or loose.
2
HVPS
Check the HVPS contacts for pitting or cables
interfering with the contacts. If correct and
replacing the transfer corona does not
improve the problem, replace the FRUs in the
following order:
1. HVPS
2. Interconnect Board
3. Engine Board
Содержание Optra K 4046
Страница 15: ...Notices and Safety Information xv Chinese Laser Notice Korean Laser Notice ...
Страница 19: ...Notices and Safety Information xix ...
Страница 20: ...xx Service Manual ...
Страница 26: ...1 6 is transmitted to the paper feed roller ...
Страница 29: ...General Information 1 9 to the upper exit bin Roller gears receive power from the hot roll gear ...
Страница 30: ...1 10 ...
Страница 60: ...2 30 ...
Страница 91: ...Repair Information 4 15 7 Remove four screws and disconnect the cable to remove the main motor ...
Страница 97: ...Repair Information 4 21 ...
Страница 105: ...Repair Information 4 29 Installation Note Install the fan so the air flow arrow is to the outside ...
Страница 109: ...Locations 5 1 5 Locations Front and Right Side of Printer ...
Страница 110: ...5 2 Rear and Left Side of Printer ...
Страница 111: ...Locations 5 3 Interior of Printer with Upper Door Open ...
Страница 112: ...Locations 5 4 Optional Multi Function Feeder and Paper Feeder ...
Страница 113: ...Locations 5 5 Sensors ...
Страница 114: ...5 6 EP Diagram ...
Страница 115: ...Locations 5 7 Engine Board ...
Страница 116: ...Locations 5 8 Control Board ...
Страница 117: ...Locations 5 9 Power Supply Board ...
Страница 118: ...5 10 Interconnect Board ...
Страница 120: ...6 2 Assembly 1 Upper Cover ...
Страница 122: ...6 4 Assembly 2 Covers ...
Страница 124: ...6 6 Assembly 3 Electronics ...
Страница 126: ...6 8 Assembly 3 Electronics cont ...
Страница 128: ...6 10 Assembly 4 Frame Left Side ...
Страница 130: ...6 12 Assembly 5 Frame Right Side ...
Страница 132: ...6 14 Assembly 6 Input Paper Feed ...
Страница 134: ...6 16 Assembly 7 Printhead and Paper Feed Redrive ...
Страница 136: ...6 18 Assembly 8 Exit Paper Feed Frame ...
Страница 138: ...6 20 Assembly 9 Fuser ...
Страница 140: ...6 22 Assembly 10 Paper Tray 250 Sheet ...
Страница 142: ...6 24 Assembly 11 Optional 450 Sheet Second Paper Tray ...
Страница 144: ...6 26 Assembly 12 Optional 450 Sheet Second Paper Drawer 2 ...
Страница 146: ...6 28 Assembly 13 Optional 450 Sheet Second Paper Drawer 2 ...
Страница 148: ...6 30 Assembly 14 Optional Multi Function Feeder ...
Страница 149: ...Parts Catalog 6 31 Ref Part Number Units Description 14 1 12A4024 1 Feeder Multi Function ...
Страница 152: ...6 34 ...