Ricoh B286, Service Manual, Page: 365 / 622

SP4-xxx Scanner
SM 5-95 B286/B289
Service
Ta
bles
4974 CIS Power Corr DFU
These SP’s adjust the level of current to the CIS elements. Adjusting these
settings affect LED control. Adjustments can be done separately for Red, Green,
and Blue.
1 R
Corrects the current level for Red. When set to “0”, the LED is off. When
set to any value other than “0”, the LED lights and Red can be adjusted.
[+127 to -127/0/1]
11 G
Corrects the current level for Green. This SP is adjusted to change when
the scanning with the default settings does not achieve satisfactory
results.
[+127 to -127/0/1]
21 B
Corrects the current level for Blue. When set to “0”, the LED is off. When
set to any value other than “0”, the LED lights and Blue can be adjusted.
[+127 to -127/0/1]
4975 Original Edge Hold
This SP determines whether the machine stops and holds the original after the
original is fed so that it does not fall.
[0 to 1/0/1]
*0: Disable, 1: Enable