10. 3. Charger Wire Cleaner Operational Circuit
(1) Role of the charger wire cleaner circuit
This circuit is for cleaning the main charger wire. It reciprocates the wire cleaner regulary to avoid
a poor charging and irregularities of the drum.
(2) Configuration of the chager wire cleaning circuit
• Wire cleaner drive motor
• Wire cleaner stop position switch : Detection of the wire cleaner reaching the limit (rear side)
• Control section
[Front side]
Wire cleaner
drive motor
Wire cleaner Main charger wire
Drive unit control signal
CLMTA-0
Wire cleaner
drive motor
"H" level
"H" level
Stop position switch input signal
Signal
MCLSW-0 (Stop position switch)
JUNE 2002 © TOSHIBA TEC
: Driving of the wire cleaner
: Controlling of the cleaner drive unit and cleaning of the wire
Wire cleaner
stop position
switch
Signal
CLMTB-0
"L" level
"L" level
"L" level
"L" level
"H" level
"H" level
"H" level
Not detected Detected
[Rear side]
Control section
MCLSW-0
Motor
CLMTA-0
CLMTB-0
driver
IC9
OFF
Reverse rotation (Home position
Forward rotation (Limit
Brake
Status
"L" level
10 - 3
e-STUDIO550/650/810 PROCESS RELATED SECTION
PWA-F-LGC-340/341/342
Gate
Main
array
CPU
IC58
IC56
Status
limit)
Home position)