Read Sharp AR-LC4 (serv.man3) Service Manual online
AR-LC4 OUTLINE OF THE MACHINE 2 - 1
2. OUTLINE OF THE MACHINE
2. 1 Front Sectional View
2
3
4
5
6
7
8
9
10
11
12
13
15
14
16
1
NO.
NAME
NO.
NAME
1
Transport motor (M1)
9
Tray sensor (S5)
2
Tray motor (M2)
10
Tray bottom sensor (S6)
3
Transport clutch (CL1)
11
LCF set sensor (S7)
4
Feed clutch (CL2)
12
Door switch (SW1)
5
Empty sensor (S1)
13
Pickup roller
6
Tray-up sensor (S2)
14
Feed roller
7
Feed sensor (S3)
15
Separation roller
8
FG-pulse sensor (S4)
16
Transport roller
AR-LC4 OUTLINE OF THE MACHINE 2 - 2
2. 2 Electrical Parts Layout
CL1
CL2
S5
M2
S6
SW1
S7
PWA
S4
M1
S3
S1
S2
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
