Service Manual
Page 7
Weight: Machine proper Machine (incl. 1. EQUIPMENT OUTLINE 1.1 External Appearance and Weight The figure below shows the equipment appearance and approximate dimensions. drum unit & toner cartridge) In package Approx. 7.2 kg Approx. 8.5 kg Approx. 12 kg 1.2 Components The equipment consists of the following major components: I - 1
Weight: Machine proper Machine (incl. 1. EQUIPMENT OUTLINE 1.1 External Appearance and Weight The figure below shows the equipment appearance and approximate dimensions. drum unit & toner cartridge) In package Approx. 7.2 kg Approx. 8.5 kg Approx. 12 kg 1.2 Components The equipment consists of the following major components: I - 1
Service Manual
Page 30
The toner returns from the toner cartridge by the toner supply roller, and then conveys them to the contact section with the laser-sensitive drum On the contact section between the drum and the transfer roller, the switch "a" (see the above illustration) is turned on the drum according ...
The toner returns from the toner cartridge by the toner supply roller, and then conveys them to the contact section with the laser-sensitive drum On the contact section between the drum and the transfer roller, the switch "a" (see the above illustration) is turned on the drum according ...
Service Manual
Page 32
...PCB Main PCB High-voltage power supply PCB Toner sensor PCB Toner sensor PCB Heat-fixing unit Hook switch PCB* *Not provided on the FAX-8250P/MFC-9050. • Document front sensor which detects the presence of documents. • Document rear sensor which detects the leading and trailing... goes out of the equipment. • Toner sensor which detects whether there is toner or a toner cartridge is loaded. • Toner thermister which detects the ambient temperature of the toner cartridge. • Heater thermister which detects the temperature of the heater roller of the fixing unit. •...
...PCB Main PCB High-voltage power supply PCB Toner sensor PCB Toner sensor PCB Heat-fixing unit Hook switch PCB* *Not provided on the FAX-8250P/MFC-9050. • Document front sensor which detects the presence of documents. • Document rear sensor which detects the leading and trailing... goes out of the equipment. • Toner sensor which detects whether there is toner or a toner cartridge is loaded. • Toner thermister which detects the ambient temperature of the toner cartridge. • Heater thermister which detects the temperature of the heater roller of the fixing unit. •...
Service Manual
Page 47
... unit. • Unless otherwise specified, the disassembled parts or components should be reassembled in this case). the drum unit (with the toner cartridge loaded) (*Not provided on the flow and learn its number ( in the reverse order of an external telephone set if connected. (Not shown...the handset), - the PC interface cable, and - the document tray, - To remove the gear drive unit, for example, first find it on the FAX-8250P/MFC-9050) n How to the disassembly procedure, (1) Unplug - n Preparation Prior to proceeding to Access the Object Component • On the next page is...
... unit. • Unless otherwise specified, the disassembled parts or components should be reassembled in this case). the drum unit (with the toner cartridge loaded) (*Not provided on the flow and learn its number ( in the reverse order of an external telephone set if connected. (Not shown...the handset), - the PC interface cable, and - the document tray, - To remove the gear drive unit, for example, first find it on the FAX-8250P/MFC-9050) n How to the disassembly procedure, (1) Unplug - n Preparation Prior to proceeding to Access the Object Component • On the next page is...
Service Manual
Page 147
... front sensor, document rear sensor, sheet feeder cover sensor, cover sensor, registration sensor, paper ejection sensor, toner sensor, and hook switch sensor*) operate correctly. (*The FAX-8250P/MFC-9050 has no paper (RE), - V - 54 the document front sensor detects no paper (RE), - the document rear sensor detects no paper (FR), - the toner... the document sensors or the registration sensor, open the sheet feeder cover or the top cover, jam paper at the paper outlet, remove the toner cartridge, and lift up the handset), and then check that the indication on -hook state (HK).
... front sensor, document rear sensor, sheet feeder cover sensor, cover sensor, registration sensor, paper ejection sensor, toner sensor, and hook switch sensor*) operate correctly. (*The FAX-8250P/MFC-9050 has no paper (RE), - V - 54 the document front sensor detects no paper (RE), - the document rear sensor detects no paper (FR), - the toner... the document sensors or the registration sensor, open the sheet feeder cover or the top cover, jam paper at the paper outlet, remove the toner cartridge, and lift up the handset), and then check that the indication on -hook state (HK).
Service Manual
Page 154
... appear only in the maintenance mode.) SCANNER ERROR In the scanning compensation data list printed by the maintenance-mode function code 10, WSW30, selector 8. SET CARTRIDGE The toner sensor has detected that there is no toner. If the temperature exceeds the preset level, recording is loaded. The service life of the... the white level data is faulty. (This message may appear only in the maintenance mode.) TONER LOW The toner sensor has detected that no toner cartridge is no longer possible.
... appear only in the maintenance mode.) SCANNER ERROR In the scanning compensation data list printed by the maintenance-mode function code 10, WSW30, selector 8. SET CARTRIDGE The toner sensor has detected that there is no toner. If the temperature exceeds the preset level, recording is loaded. The service life of the... the white level data is faulty. (This message may appear only in the maintenance mode.) TONER LOW The toner sensor has detected that no toner cartridge is no longer possible.
Service Manual
Page 156
... ( 76 ( 77 ( 78 ( 79 ( 80 ( 82 ( 83 ( 84 ( 88 ( A1 ( A2 ( A3 ( A4 ( A7 ( A8 ( A9 ( AC Error factor Laser scanner motor does not lock. ) Cannot detect Beam Detect signal. ) No toner cartridge loaded. ) Toner empty. ) In-house temperature error. ) Fixing heater harness disconnected or broken. ) Heater thermister short circuit.) Heater thermister...
... ( 76 ( 77 ( 78 ( 79 ( 80 ( 82 ( 83 ( 84 ( 88 ( A1 ( A2 ( A3 ( A4 ( A7 ( A8 ( A9 ( AC Error factor Laser scanner motor does not lock. ) Cannot detect Beam Detect signal. ) No toner cartridge loaded. ) Toner empty. ) In-house temperature error. ) Fixing heater harness disconnected or broken. ) Heater thermister short circuit.) Heater thermister...
Service Manual
Page 169
Main PCB At the printer side l Replace the toner cartridge with a new one and print 4 to clean the corona wire inside the drum unit. CIS unit - VI - 17 CIS unit - l Remove the toner cartridge and start printing. l Clean the high-voltage contacts for the transfer roller on the drum unit, main cover, ...cover. (Contacts • and , in the illustration given on page VI-21) l Replace the drum unit. l Replace the main PCB. Main PCB At the printer side l Slide the wire cleaner tab to 5 pages. and † in the illustration given on the drum unit, main cover, and high-voltage power supply...
Main PCB At the printer side l Replace the toner cartridge with a new one and print 4 to clean the corona wire inside the drum unit. CIS unit - VI - 17 CIS unit - l Remove the toner cartridge and start printing. l Clean the high-voltage contacts for the transfer roller on the drum unit, main cover, ...cover. (Contacts • and , in the illustration given on page VI-21) l Replace the drum unit. l Replace the main PCB. Main PCB At the printer side l Slide the wire cleaner tab to 5 pages. and † in the illustration given on the drum unit, main cover, and high-voltage power supply...
Service Manual
Page 172
Trouble (11) Blurred at either side (12) Dirt back of the recommended weight (less than 36 lb./m2). At the printer side l Replace the drum unit. l Check that the equipment is placed on a flat surface. If the problem persists, replace it. VI - 20 l Shake the drum unit from left to right and front to be taken At the printer side l Shake the toner cartridge. At the printer side l Instruct the user to use paper of paper (13) Poor fixing Action to back. l Replace the heat-fixing unit. l Replace the heat-fixing unit.
Trouble (11) Blurred at either side (12) Dirt back of the recommended weight (less than 36 lb./m2). At the printer side l Replace the drum unit. l Check that the equipment is placed on a flat surface. If the problem persists, replace it. VI - 20 l Shake the drum unit from left to right and front to be taken At the printer side l Shake the toner cartridge. At the printer side l Instruct the user to use paper of paper (13) Poor fixing Action to back. l Replace the heat-fixing unit. l Replace the heat-fixing unit.