Sharp AR-LC6 Service Manual page 4

: Jan. 9 2004
1
2. PWB, sensor, switch, heater
1
No.
Code Signal name
7 MAIN PWB –
8 LLD LLD
9 LRE LRE
10 LCD LCD
1
11 LTOD LTOD
1
12 LTD LTD
1
13 LUD LUD
14 LPED LPED
15 LLSW LLSW
16 LOSW LOSW
17 DH DH
1
16
15
12
13
14
17
Parts
Name Type
LCC main Controls and drives the LCC.
PWB
Lower limit The lower limit of the tray is
sensor detected.
Lift motor The lift motor rotation is
encoder detected.
Cassette The tray insertion is detected.
detection
The main unit Detects connection to the main
connection unit.
sensor
Transport Detects paper transport.
sensor
Upper limit Detects the paper upper limit
sensor position.
Paper Detects paper presence/empty
presence/ on the paper tray.
empty sensor
Upper limit Protects the paper feed unit
switch from breakage due to lifting the
tray too much.
Upper open/ Detects open/close of the
close switch upper door.
Thermal Keeps temperature in the LCC
heater tray.
AR-LC6 INTERNAL CONSTRUCTION 3 - 2
11
Function/Operation
When lifting up, "L" level.
Pulse signal
When inserted, "H" level.
When connected, "H" level.
"L" level at paper
remaining detection.
When "H" level (ON), the
lift-up motor stops.
When paper is detected,
"H."
∗ When lifting up, if "L"
with LRE 800 pulse, the
paper feed solenoid is
ON.
7
9
10
8
MODEL
Active condition
Japan
only
NOTE