Ricoh G104 Service Manual page 567

When the temperature changed after a previous adjustment by more than a set value.
The default value is "5°C". You can adjust the temperature change value with SP 2153
12.
When the magnification changed after a previous adjustment by more than a set value.
The default value is "1%". You can adjust the magnification change value with SP 2153
15.
Interrupt
If SP 2153 5 is set to "1 (Yes)", then the adjustment is done when the one of the following
conditions occurs during a print job with many pages.
When the number of printed pages after the previous adjustment becomes more than
a set number. The number of pages includes black and color printing. The default
value is 190 pages. (If this condition occurs, automatic line position adjustment after
the next interval process control will not be cancelled.) You can adjust the default value
with SP 2153 10.
When the temperature changed after a previous adjustment by more than a set value.
The default value is "5°C". You can adjust the temperature change value with SP 2153
12.
When the magnification changed after a previous adjustment by more than a set value.
The default value is "1%". You can adjust the magnification change value with SP 2153
15.
Summary Table
The below table shows when the automatic line position adjustment is done. It also shows
the main SPs that control the timing of the adjustment. If SP 2153 1 is "Off", then the
automatic adjustment is never done. Note that the adjustments for the sub-scan line
position, main scan line position, and magnification are done at the same time.
Enabled/
After Process
Disabled (SP
Control
2153
(SP 2153 2)
1)
On ON
SM
CÓPIA NÃO CONTROLADA
Initialization Printing
(SP 2153 (SP 2153
3)
ON
On
Off
Off
ON
Off
6-17
CÓPIA NÃO CONTROLADA
Laser Exposure
Interrupt
(SP 2153
4) 5)
On
Off
On
Off
On
Off
On
Remarks
Default
G160/G161