Specifications

- Action -
Make a copy in reduction mode at manual image density level 4.
Is the non-image area dirty?
Yes No
Is the optics section dirty?
No Yes
Clean the optics and adjust the light intensity.
Is the exposure lamp light intensity too weak due to deterioration?
No Yes
Replace the exposure lamp.
Is the signal at CN112-5 LOW 1.4 seconds after the Start key is
pressed? (No bias voltage is applied to the development roller.)
No Yes
Replace CC/G/B power pack.
Replace the main board.
Is the cleaning blade and/or cleaning brush worn?
No Yes
Replace the cleaning blade and/or cleaning brush.
Are the erase quenching lamps and/or toner shield glass dirty?
No Yes
Clean the eraselamp, quenching lamp, and/or the toner shield glass.
If toner scattering occurs, see the toner scattering section of the manual.
1 December 1990
6-5