Ricoh Aficio AP-4510 G065, Service Manual, Page: 223 / 278

DRUM CHARGE
SM 6-19 G065
Det
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De
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Correction for Paper Width and Thickness (By-pass Tray only)
The by-pass tray can be used for non-standard paper narrower than sizes
accepted by the paper trays. Thicker paper, OHP sheets, etc. can also be loaded in
the by-pass tray but adjustments must be performed with the SP modes listed
below in order to avoid jams and quality problems.
SP Mode SP Name
SP2001-01 Charge Roller Bias Adjustment Default: –1,480 V
SP2309-01 Paper Lower Width [a] Width limit. Default: 150 mm
SP2309-02 Paper Upper Width [b] Width limit. Default: 216 mm
SP2914-01
C
α
Adjust 10 V/step. Default: +150 V
SP2914-02
C
β
Adjust 10 V/step. Default: 0
The way that these SP modes are used is shown below.
0 mm
SP2309-01
Default: 150 mm
SP2309-02
Default: 216 mm 297 mm
Voltage:
SP2001-01 + SP2914-01
Default: –1,480 + 150
Voltage:
SP2001-01 + SP2914-02
Default: –1,480 + 0
Voltage:
SP2001-01
Default: –1,480
For example, with the default settings, if the paper width fed from the by-pass tray
is 100 mm, the charge roller voltage will be –1,480 + 150 V.
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA