Read Sharp AR-LC4 (serv.man3) Service Manual online
AR-LC4 OUTLINE OF THE MACHINE 2 - 3
2. 3 Electrical Parts
(1) Motors
SYMBOL
NAME
FUNCTION
REMARKS
M1
TR-MTR
Driving of the feeding and
Brush motor
Transport motor
transportation
M2
TRY-MTR
Lifting/Lowering of the tray
Brush motor
Tray motor
(2) Electromagnetic clutches
SYMBOL
NAME
FUNCTION
REMARKS
CL1
TR-CLT
Driving of the transportation
Transport clutch
CL2
FED-CLT
Driving of the feeding
Feed clutch
(3) Switches/Sensors
SYMBOL
NAME
FUNCTION
REMARKS
S1
EMP-SNR
Detection of the presence or
Photo interrupter
Empty sensor
absence of paper
S2
TRY-UP-SNR
Detection of the tray upper limit Photo interrupter
Tray-up sensor
position
S3
FED-SNR
Detection of the paper
Photo interrupter
Feed sensor
transportation
S4
FG-PULS-SNR
Detection of the transport motor Photo interrupter
FG-pulse sensor
rotation number
S5
TRY-SNR
Detection of the drawer
Photo interrupter
Tray sensor
installed
S6
TRY-BTM-SNR
Detection of the tray lower limit Photo interrupter
Tray bottom sensor
position
S7
LCF-SET-SNR
Detection of the LCF installed
Photo interrupter
LCF-set sensor
to the copier
SW1
DOOR-SW
Safety switch
Pushing switch
Door switch
(4) PC Board
SYMBOL
NAME
FUNCTION
REMARKS
PWA
PWA-F-LCF-555
Driving of the feeding
PC board
Control of the tray driving
