Ricoh C249, Service Manual

Page: 130 / 486

MAIN MENU NO.6: ADJUSTMENT
C249 5-14 SM
5.7.2 SP6-40: INK DETECTION ADJUSTMENT
Ensures that the CPU detects a no ink condition.
CAUTION: Before attempting this procedure, wipe off the ink around the ink roller.
To do this, set SP2-10 (ink detection) to OFF, and feed paper until ink
ends. After finishing the procedure, do not forget to return SP2-10 to
the default (ink detection on).
Access SP6-40, and open the door cover.
Then turn the VR1 [A] on the ink
detection board until the display becomes
“3.0 u” (3
µ
s).
NOTE: When the drum has ink inside,
the machine displays “----“.
5.7.3 IMAGE ADJUSTMENT (SP6-10, -21, -5, -3, AND -1)
Adjusts the image position on prints by changing the SP settings.
Adjust the following in the given order.
When correcting errors made when printing with the controller, use only the first
two procedures. When correcting errors made when printing with scanned originals,
do all six adjustments in the given order.
This adjustment is required every time the RAM on the MPU has been replaced.
C249S907.WMF
[A]