Ricoh DD 5450, Field Service Manual, Page: 246 / 403

５
244
Chapter 5 Drum Section
7 Drum Section
(1) Adjusting the Ink Amount
Adjusting the ink adjusting knob
● For removal
(7. Drum Section (1) through (6) in chapter 3)
Adjustment procedure
1. When printed too dark or too light on the
operation side:
• Too dark: switch in the (-) direction (3 settings)
• Too light: switch in the (+) direction (3 settings)
2. When printed too dark or too light on the rear
side:
• Too dark: switch in the (-) direction (3 settings)
• Too light: switch in the (+) direction (3 settings)
3. When printed too dark or too light on the entire
surface:
• Adjust the above steps 1 and 2 at the same
time.
● There are seven settings, standard and ±3
settings to adjust the printing darkness.
Print more than ten sheets every time
the printing darkness is switched by one
setting until the most desirable printing
darkness is obtained.
Repeat the above procedures until the most
desirable printing darkness is obtained.
インク調整つまみ
操作側
インク調整つまみ
奥側
Ink adjusting
knob on the
operation side
Ink adjusting
knob on the
rear side
● Ink adjusting knob on the operation side
(standard position)
● ink adjusting knob on the rear side
(standard position)
Too dark
Too light
→ See page 218
Do not loosen
set screw
IMPORTANT:
Too dark
Too light
Do not loosen
set screw
REFERENCE
7