KIP 9000 Service Manual page 515

Cause
Development Bias Power
defect Supply
Main Control PCB
(PW11520)
Drum
Order Checking matter
14 Are the following voltages
supplied to the rollers in
Developer?
Developer Roller
: -250 +/-3V
Toner Sup. Roller
: -350 +/-3V
Reg. Roller Center
: -100 +/-3V
Reg. Roller sides
: +365 +/-3V
NOTE : Set the Auto Density
Control for measuring the
Bias value.
15 Perhaps is the output from
Bias Power Supply not
adjustable in spite of every
possible trial?
16 Can the issue be fixed by
replacing the Drum?
7-28
Result Treatment
No Adjust each output properly
seeing the following pages.
Developer Roller
: Page 4-84
Toner Sup. Roller
: Page 4-87
Reg. Roller Center
: Page 4-90
Reg. Roller Sides
: Page 4-93
No Replace the Main Control
PCB.
Yes OK
K115sm7e1.doc