Ricoh B286, Service Manual

Page: 356 / 622

SP4-xxx Scanner
B286/B289 5-86 SM
4765 CIS Standard White Level Adjustment Normally DFU
These SP’s display the value adjusted for density of the white plate after standard
white plate density adjustment
1 CIS1 [0 to 511/0/1]
2 CIS2
3 CIS3
4 CIS4
5 CIS5
4781 CIS Gain Adjustment at Factory
DFU
When SP4705 002 (CIS Adjustment - Start) is executed after SP4705 (CIS
Adjustment) returned a “0” (failure to adjust) and standard white plate density
adjustment ends successfully. The gain value is stored in NVRAM. This SP
retrieves that value and displays it.
1 CIS1 : GE [0 to 255/0/1]
2 CIS1 : GO
3 CIS2 : GE
4 CIS2 : GO
5 CIS3 : GE
6 CIS3 : GO
7 CIS4 : GE
8 CIS4 : GO
9 CIS5 : GE
10 CIS5 : GO