Read Sharp AR-C270 (serv.man51) Technical Bulletin online
GMA051202
Sharp Electronics (UK) Ltd., Technical Services Group
MC Grid Bias Voltage – Sim 8-02.
Sim 8-02
Adjustment
Value
AR-C150
AR-C160/270
AR-C250
K
A
525
565
545
C
B
525
555
545
M
C
525
555
545
Y
D
525
555
545
2.
Upgrade the Engine Firmware to the new version(s) :-
Firmware
AR-C150
AR-C160
AR-C250
ICU
6.01
3.06
4.02
PCU
6.02c
3.08
4.05
PCU-Sub
5.05
3.01
3.01
OPE
6.00
3.03
4.01
(Instructions on how to upgrade engine firmware can be found either on the Sharp Technical
Website
Website
http://www.tradenet.sharp.co.uk/tech
or within the “Colour Handy Guide 1”).
3.
Remove the existing Developer Units (AR-DW1) and install the New Type Units (AR-DW1N).
4.
Install the New Type Developer :-
Black
K
AR-C18LD1
Colour
CMY
AR-C17LD9.
5.
Set the Developer Level (CMYK) using Test Simulation 25-02 (cycle twice).
Note
The stored DV level when using the New Type Developer will be lower
(approx 20 points) than the previous levels, when using the Old Type Developer.
(approx 20 points) than the previous levels, when using the Old Type Developer.
6.
Reset ALL Developer counters using Test Simulation 24-05.
Cont’d
Click on the first or last page to see other AR-C270 (serv.man51) service manuals if exist.