Oki B2200, Maintenance Manual

Page: 62 / 100

Oki Data CONFIDENTIAL
43641601TH Rev.1
62 /
Jam alarm
②
-1 Paper input jam
• Does a paper jam error occur in the printer when the printer is turned on?
• Yes Remove the paper.
• Yes Remove the paper.
• No Does the paper sensor plate function normally (does it move freely when it is touched)?
• No Replace it.
• Yes Clean the paper sensor on the high-voltage power supply-1/sensor board or replace the board
• No Does the printer issue a jam alarm after paper is input to the printer?
• Yes Is paper sent to the paper sensor plate?
• Yes Does the plate function normally (does it move freely when it is touched)?
• No Replace it.
• Yes Clean the paper sensor on the high-voltage power supply-1/sensor board or replace the
board.
• No Replace the hopping roller or the paper cassette that is to input paper.
• No Does the hopping roller turn?
• Yes Install properly the paper tray that is to input paper.
• No Does the hopping clutch operate properly?
• Yes Replace the boss and shaft of the hopping roller assembly.
• No Is the CN4 connector of the main board connected properly?
• No Connect the connector properly.
• Yes Is the coil resistance of the hopping clutch (that is normally about 144 ohms between the pins 1 and 2)
proper?
• No Replace the clutch.
• Yes Replace the main board.
Outlet sensor
Exit rollers
Heat roller
Transfer roller
Paper sensor
Manual-feed sensor
Resitration roller
Toner sensor
Hopping
roller
P
aper f
eed direction