Ricoh B234 - Page 554

MAIN SERVICE PROGRAM MODE TABLES
B234/B235/B236/D101/D102/D103 5-16 SM
2002 Charge Corona Bias Adj: Pre-Charge
These SP code allow you to display and change the settings for the operation
mode of the pre-charge unit.
Note: The pre-charge unit supplements the function of the charge unit by reducing
latent images and preventing low drum potential sensor readings in the first copy
cycle.
001 Set Pre-Charge Mode
Determines how the pre-charge unit operates after it is cycled off/on for a reset in
response to pre-charge unit SC code SC312 or SC313.
[0~2/1/1]
0: Off. Pre-charge unit does not operate after the machine is cycled off/on.
1: On. Pre-charge unit operates after the machine is cycled off/on.
2: Pre-charge unit operates only after the main motor turns on.
Notes
This display is turned off If the machine returns a pre-charge related SC code
when this SP code is set to "0" (Off).
002 Pre-Charge Total Current
Sets the total amount of current used to apply a charge to the drum when the pre-
charge unit turns on for normal copy jobs. This setting does not apply to low speed
mode copying.
[500~1500/600/10 μ]
003 Pre-Charge Current (Low Speed)
Sets the total amount of current used to apply a charge to the drum when the pre-
charge unit turns on for low speed copy jobs. This setting applies to low speed
only.
[500~1500/600/10 μ]
2101 Printing Erase Margin
001 Leading Edge
Adjusts the leading edge erase margin.
[0~9.0/ 3.5 / 0.1 mm]
002 Trailing Edge
Adjusts the trailing edge erase margin.
[0~9.0/ 2.5 / 0.1 mm]
003 Left edge
Adjusts the left side erase margin.
[0~9.0/ 2.0 / 0.1 mm]
004 Right edge
Adjusts the right side erase margin.
[0~9.0/ 2.0 / 0.1 mm]