Ricoh A230, Service Manual, Page: 220 / 1134

SERVICE PROGRAM MODE
4-11
SM A230/A231/A232
Serv
ic
e
Ta
b
le
s
Mode No.
Class 1
and 2
Class 3
Function Settings
2-103 * 6 LD Power
Adjustment – LD2 Factory use only. Do not use this SP
mode. 0: Stop
1: Start
2-109* 1* Input the laser beam pitch value for 400
dpi resolution. Laser Beam Pitch
Adjustment – 400
dpi
After replacing the LD unit or replacing
or clearing the NVRAM, use this SP
mode and SP2-109-3 to adjust the laser
beam pitch. Refer to “Replacement and
Adjustment - Laser Beam Pitch
Adjustment” for details.
8 ~ 260
4 pulses/step
144
2* Input the laser beam pitch value for 600
dpi resolution. Laser Beam Pitch
Adjustment – 600
dpi
After replacing the LD unit or replacing
or clearing the NVRAM, use this SP
mode and SP2-109-4 to adjust the laser
beam pitch. Refer to “Replacement and
Adjustment - Laser Beam Pitch
Adjustment” for details.
28 ~ 280
4 pulses/step
168
3 Laser Beam Pitch
Initial Setting –
400 dpi Initializes the laser beam pitch for 400
dpi to the SP2-109-1 value.
Press “1” to initialize. 1: Start
After inputting data for SP2-109-1, this
SP must be performed.
4 Laser Beam Pitch
Initial Setting –
600 dpi Initializes the laser beam pitch for 600
dpi to the SP2-109-2 value.
Press “1” to initialize. 1: Start
After inputting data for SP2-109-2, this
SP must be performed.
5* Input the interval value of the laser
beam pitch automatic adjustment. Laser Unit Auto.
Adjustment
Interval
When the number of times that the
resolution been changed reaches this
value, the laser unit position is
automatically corrected.
0 ~ 65535
1/step
1000 times
6 Laser Beam Pitch
Unit Position Displays the current LD unit position
(number of pulses from home position).
If this is different from the value of 2-
109-1 or 2-109-2, LD unit positioning
has failed.
7 Laser Beam Pitch
Change Counter Displays how many times the LD unit
position has been changed (how many
times the resolution has changed.)
When the laser beam pitch adjustment
is done, this counter is reset to “0”.