Ricoh LD013, Service Manual

Page: 155 / 513

USING SERVICE PROGRAM MODES
B039/B040/B043 5-14 SM
4
Mode Number/Name Function/[Setting]
SBU Auto Adjustment Display
1* Set value This is the reference value for SBU Auto-Adjustment
(white plate scanning).
DFU
Use this mode to re-input the previous value after
performing memory all clear (SP5-801).
2 Result Displays the value from the most recent SBU Auto-
Adjustment.
DFU
907
3* Factory setting Displays the factory-set SBU Auto adjustment value.
SBU Auto-Adjustment 908
Performs auto scanner adjustment.
[0 = No (normal operation) / 1 = Yes (start adjustment)]
Use this SP mode after replacing the white plate.
☛
IAJ 3.13.2 “Standard White Density Adjustment”.
DF Shading Interval 913*
Adjusts the interval used for shading processing in DF
mode.
[0 ~ 60 / 20 / 1s/step]
Light and heat may affect the scanner response. Reduce
this setting if copy quality indicates that the white level is
drifting during DF copy jobs.
Image Adjustment Selection 921*
Selects which mode the settings from SP4-922 to SP4-
928 will be applied to.
[0~10 / 0]
0 = None 5 = Photo 3 10 = Special 5
1 = Text 1 6 = Special 1
2 =Text 2 7 = Special 2
3= Photo 1 8 = Special 3
4 = Photo 2 9 = Special 4
☛
6.5.4 IPU
Scanner Gamma Selection 922*
Selects “text” or “photo” as the priority output mode
[0 = Text / 1 = Photo]
This setting is applied to all image processing modes of
SP4-921.
☛
6.5.4 IPU
Notch Selection 923*
Selects the value of the center ID adjustment notch for the
ID adjustment LEDs.
[–1 = Light / 0 = Normal / +1 = Dark]
•
Normally the center notch is 3 (range 1-5). If –1 is
selected, each notch shifts down (becomes lighter). If +1
is selected, each notch shifts up (becomes darker).
•
This setting is applied to all image processing modes of
SP4-921.
☛
6.5.4 IPU