Read Sharp AR-C250 (serv.man38) Technical Bulletin online
GMA051202
Sharp Electronics (UK) Ltd., Technical Services Group
Firmware Revision
AR-C150
AR-C160
AR-C250
Current
New
Current
New
Current
New
ICU
6.01
6.01
3.05
3.06
4.02
4.02
PCU
6.02a
6.02c
3.06
3.08
4.03
4.05
PCU Sub
5.05
5.05
3.01
3.01
3.01
3.01
OPE
6.00
6.00
3.01
3.03
4.01
4.01
Please note that the enhancements are effective, only when new Developer, Developer Units
and Engine Firmware have been installed/upgraded.
and Engine Firmware have been installed/upgraded.
If the wrong combination is used (old type DV unit and new type Developer), it will not be
effective and will cause copy quality problems (DV particles will attach to the drum).
effective and will cause copy quality problems (DV particles will attach to the drum).
Please refer to the following Compatibility Table:-
Current Developer
New Developer
Condition
Black
Colour
Black
Colour
AR-C15LD1
AR-C16LD1
AR-C15LD9
AR-C18LD1
AR-C17LD9
Current Firmware &
AR-C150
AR-C250
AR-C250
X
X
X
AR-DW1 installed
AR-C160
X
X
X
Upgraded Firmware
AR-C150
AR-C250
AR-C250
X
X
X
&
AR-DW1
installed
AR-C160
X
X
X
Upgraded Firmware
AR-C150
AR-C250
AR-C250
NG
X
NG
&
AR-DW1N
installed
AR-C160
AR-C270
AR-C270
X
NG
X
Compatible and OK to Install.
NG
Toner spatter/dusting may be experienced (not recommended).
X
Not compatible – DO NOT USE OR INSTALL.
All existing AR-C150, AR-C160 & AR-C250 models can be modified to the same image quality level as the
new AR-C270 by installing new type Developer Units, Developer and Engine Firmware.
new AR-C270 by installing new type Developer Units, Developer and Engine Firmware.
Please refer to the following installation procedure:-
Installation Procedure
1.
Enter Test Simulations 8 –01 and 8-02 and confirm that both DV Bias and Main Charge Grid
Bias output voltages are set to their default values, as shown below.
Bias output voltages are set to their default values, as shown below.
Developing Bias Voltage – Sim 8-01 (All Models)
Colour
Sim 8-01 Adjustment Value
K
A
325
C
B
325
M
C
325
Y
D
325
Cont’d
Click on the first or last page to see other AR-C250 (serv.man38) service manuals if exist.