97
KX-MB2085CXW/KX-MB2090CXW
12.3.5. Simplified Troubleshooting Guide
12.3.5.1. Printing
No.
Symptom
Cause
Countermeasure
1
Failed drum cartridge
Replace drum cartridge
Failed transfer unit
Check the transfer roller and spring
Failed the high-voltage terminal
Check the high-voltage terminal
Failed the high voltage power supply board
Go to
Failed fuser unit
Check the heat roller and the pressurized roller and the spring
and the heat lamp and the thermistor
Too thick or too thin recording paper
Use the recording paper from 16lb to 24lb
2
Dirty the cover glass or the reflecting mirror
Clean the cover glass and the reflecting mirror
Dust on the path of the laser beam
Clean the path of the laser beam
Failed drum cartridge
Replace drum cartridge
Failed the heat roller or the pressurized roller
Check the heat roller and the pressurized roller
Failed LSU
Go to
LSU (Laser Scanning Unit) Section
3
Failed drum cartridge
Replace drum cartridge
Failed the gear
Check the gear
Failed the engine motor
Go to
Failed the high-voltage terminal
Check the high-voltage terminal
Failed the high voltage power supply board
Go to
Scratch on the OPC drum
Replace drum cartridge
Static electricity on the documents (when copy-
ing)
Check the connection between the parts around CIS and earth
4
Dirty or Half Darkness
Background
Failed drum cartridge
Replace drum cartridge
Dirty the pickup roller and the regist roller and
the feed roller and the eject roller and the heat
roller and the pressure roller
Clean the pickup roller and the regist roller and the feed roller
and the eject roller and the heat roller and the pressure roller
Failed the high-voltage terminal
Check the high-voltage terminal
Failed the high voltage power supply board
Go to
Dirty the recording paper path
Clean the recording paper path
5
Failed drum cartridge
Replace drum cartridge
Failed LSU
Go to
LSU (Laser Scanning Unit) Section
Failed the high-voltage terminal
Check the high-voltage terminal
Failed the high voltage power supply board
Go to
Failed the main board
Go to
Failed CIS (when copying)
Go to
6
OR
Short toner
Supply toner
Failed drum cartridge
Replace drum cartridge
Life of drum cartridge is over
Replace drum cartridge
Dirty the cover glass or the reflecting mirror
Clean the cover glass and the reflecting mirror
Failed the high-voltage terminal
Check the high-voltage terminal
Failed the high voltage power supply board
Go to
Failed the main board
Go to
Failed CIS (when copying)
Go to
7
Failed the developer roller (32mm pitch)
Replace drum cartridge
Failed the OPC drum (75mm pitch)
Replace drum cartridge
Failed the heat roller (79mm pitch)
Check the heat roller
Failed the high voltage power supply board
Go to
Too thick or too thin recording paper
Use the recording paper from 16lb to 24lb
Содержание KX-MB2085CXW
Страница 38: ...38 KX MB2085CXW KX MB2090CXW 6 8 2 Flat torque 1 2 phase excitation half step 1 Timing chart 2 Wave form ...
Страница 39: ...39 KX MB2085CXW KX MB2090CXW 6 8 3 W1 2 phase excitation Quarter step 1 Timing chart 2 Wave form ...
Страница 44: ...44 KX MB2085CXW KX MB2090CXW 6 11 LSU Laser Scanning Unit Section ...
Страница 45: ...45 KX MB2085CXW KX MB2090CXW ...
Страница 53: ...53 KX MB2085CXW KX MB2090CXW 6 12 9 2 Drum Detection ...
Страница 60: ...60 KX MB2085CXW KX MB2090CXW ...
Страница 79: ...79 KX MB2085CXW KX MB2090CXW Note The above values are the default values Code Set Value Code Set Value ...
Страница 80: ...80 KX MB2085CXW KX MB2090CXW KX MB2090 ...
Страница 81: ...81 KX MB2085CXW KX MB2090CXW Note The above values are the default values ...
Страница 109: ...109 KX MB2085CXW KX MB2090CXW 12 3 7 3 Dark or White Horizontal Line CROSS REFERENCE High Voltage Section P 152 ...
Страница 110: ...110 KX MB2085CXW KX MB2090CXW 12 3 7 4 Dirty or Half Darkness Background CROSS REFERENCE High Voltage Section P 152 ...
Страница 112: ...112 KX MB2085CXW KX MB2090CXW 12 3 7 6 Light Print CROSS REFERENCE High Voltage Section P 152 ...
Страница 113: ...113 KX MB2085CXW KX MB2090CXW 12 3 7 7 Black or White Point 12 3 8 Recording Paper Feed 12 3 8 1 Multiple Feed ...
Страница 114: ...114 KX MB2085CXW KX MB2090CXW 12 3 8 2 The Recording Paper Is Waved or Wrinkled ...
Страница 115: ...115 KX MB2085CXW KX MB2090CXW 12 3 8 3 Skew ...
Страница 117: ...117 KX MB2085CXW KX MB2090CXW 12 3 8 5 The Recording Paper Jam ...
Страница 121: ...121 KX MB2085CXW KX MB2090CXW 12 3 10 ADF Auto Document Feeder Section 12 3 10 1 Black or White Vertical Line Is Copied ...
Страница 122: ...122 KX MB2085CXW KX MB2090CXW 12 3 10 2 An Abnormal Image Is Copied CROSS REFERENCE CIS Control Section P 148 ...
Страница 126: ...126 KX MB2085CXW KX MB2090CXW ...
Страница 128: ...128 KX MB2085CXW KX MB2090CXW ...
Страница 129: ...129 KX MB2085CXW KX MB2090CXW CROSS REFERENCE Test Functions P 70 ...
Страница 130: ...130 KX MB2085CXW KX MB2090CXW CROSS REFERENCE Test Functions P 70 ...
Страница 131: ...131 KX MB2085CXW KX MB2090CXW CROSS REFERENCE Test Functions P 70 ...
Страница 132: ...132 KX MB2085CXW KX MB2090CXW CROSS REFERENCE Test Functions P 70 ...
Страница 133: ...133 KX MB2085CXW KX MB2090CXW ...
Страница 134: ...134 KX MB2085CXW KX MB2090CXW ...
Страница 135: ...135 KX MB2085CXW KX MB2090CXW CROSS REFERENCE Test Functions P 70 ...
Страница 144: ...144 KX MB2085CXW KX MB2090CXW 12 3 15 Motor Section 12 3 15 1 Engine Motor ...
Страница 147: ...147 KX MB2085CXW KX MB2090CXW 12 3 16 LSU Section CROSS REFERENCE LSU Laser Scanning Unit Section P 44 ...
Страница 148: ...148 KX MB2085CXW KX MB2090CXW 12 3 17 CIS Control Section ...
Страница 149: ...149 KX MB2085CXW KX MB2090CXW CROSS REFERENCE Test Functions P 70 ...
Страница 151: ...151 KX MB2085CXW KX MB2090CXW ...
Страница 152: ...152 KX MB2085CXW KX MB2090CXW 12 3 19 High Voltage Section 1 Main ...
Страница 153: ...153 KX MB2085CXW KX MB2090CXW 2 CHG GRID ...
Страница 154: ...154 KX MB2085CXW KX MB2090CXW 3 TRA ...
Страница 155: ...155 KX MB2085CXW KX MB2090CXW 3 DEV DC ...
Страница 156: ...156 KX MB2085CXW KX MB2090CXW TRA ...
Страница 157: ...157 KX MB2085CXW KX MB2090CXW 12 3 20 USB Section Troubleshooting 1 Confirmation of the PC settings ...
Страница 158: ...158 KX MB2085CXW KX MB2090CXW 2 Confirmation of the main unit ...
Страница 160: ...160 KX MB2085CXW KX MB2090CXW Waveform of normal operation ...
Страница 162: ...162 KX MB2085CXW KX MB2090CXW 2 When 100Base TX enabled deviced is connected ...
Страница 163: ...163 KX MB2085CXW KX MB2090CXW 3 When 10Base T enabled device is connected ...
Страница 166: ...166 KX MB2085CXW KX MB2090CXW 12 3 22 Main Board Section Main Unit Power Supply Troubleshooting Guide ...
Страница 168: ...168 KX MB2085CXW KX MB2090CXW 12 3 23 2 Troubleshooting Flow Chart ...
Страница 171: ...171 KX MB2085CXW KX MB2090CXW 13 Service Fixture Tools ...
Страница 173: ...173 KX MB2085CXW KX MB2090CXW 14 1 Bottom Section 14 2 Left Side Section ...
Страница 174: ...174 KX MB2085CXW KX MB2090CXW 14 3 Operation Panel Section 14 4 Open Top Cover ...
Страница 175: ...175 KX MB2085CXW KX MB2090CXW 14 5 Remove Operation Panel 14 6 Remove Operation Board ...
Страница 176: ...176 KX MB2085CXW KX MB2090CXW 14 7 Remove Main Board ...
Страница 177: ...177 KX MB2085CXW KX MB2090CXW 14 8 Remove Gear Chassis Section ...
Страница 178: ...178 KX MB2085CXW KX MB2090CXW 14 9 Remove Right Cover 14 10 Remove Right Cassette Guide ...
Страница 179: ...179 KX MB2085CXW KX MB2090CXW 14 11 Remove Bottom Plate 14 12 Remove Laser Unit ...
Страница 180: ...180 KX MB2085CXW KX MB2090CXW 14 13 Remove Pick up Roller ...
Страница 181: ...181 KX MB2085CXW KX MB2090CXW 14 14 Remove Low Voltage Power Board 14 15 Remove Mirror ...
Страница 195: ...195 KX MB2085CXW KX MB2090CXW 15 4 Terminal Guide of The ICs Transistors and Diodes 15 4 1 Main Board ...
Страница 200: ...200 KX MB2085CXW KX MB2090CXW 15 6 1 NG Example ...
Страница 201: ...201 KX MB2085CXW KX MB2090CXW 15 7 Test Chart 15 7 1 ITU T No 1 Test Chart ...
Страница 202: ...202 KX MB2085CXW KX MB2090CXW 15 7 2 ITU T No 2 Test Chart ...
Страница 229: ...229 KX MB2085CXW KX MB2090CXW 18 1 3 ADF Gear Section 119 118 113 117 116 114 115 112 110 111 A J F ...
Страница 257: ...Information The extract from an Operating Instructions ...