Specifications

Is the data of SP Mode #30 "1"?
No Yes
Change the data in SP Mode #30 from "1" to "0".
Go to A
Is the data of SP Mode #33 "1"?
No Yes
Change the data in SP Mode #33 from "1" to "0".
Go to A
Is the charge corona current correct?
No Yes
Readjust the charge corona current.
Go to A
Is the grid voltage correct?
Yes No
Readjust the grid voltage.
A
Clean the optics section and around the drum.
Turn on DIP switch 101-1 on the main board. Place a few sheets of white
paper on the exposure glass. Enter "99" using the numeral key and press the
Start key to start free run. Repeat free run until Vsp becomes lower than 1/8
Vsg using SP mode #55.
Adjust the light intensity, ADS voltage, and/or Vsg voltage.
1 December 1990
6-19