Read Sharp AR-810 (serv.man24) Service Manual online
AR-651/810 COMPONENT LAYOUT & FUNCTIONS 2 - 18
(2) Sensors and switches
S1-1 –
APS 1-5
Original size detection
(B-2)
S1-5
Automatic original detection sensor
S2
HOME-SNR
Carriage home position detection
(B-2)
Carriage home position sensor
S3
TR-SNR 1
Paper detection at the duplex
[D]
Transport sensor 1
paper transport path
S4
TR-SNR 2
Paper detection at the duplex
[D]
Transport sensor 2
paper transport path
S5
TR-SNR 3
Paper detection at the duplex
[D]
Transport sensor 3
paper transport path
S6
WEB-SNR
Cleaning web take-up amount
[E]
Web detection sensor
detection
S7
FUS-EXIT-SNR
Paper detection at the fuser unit
[E]
Fuser unit exit sensor
S8
MAIN-SW
ON/OFF of the copier AC power
(F-5)
Main switch
supply
S9
DOOR-SW
Turning OFF of the AC power supply
(F-5)
Front door switch
when opening the front cover
Interlock switch
S10
EXIT-SNR
Paper detection at the exit section
(F-3)
Exit sensor
S11
RVS-SNR
Paper detection at the reverse section
(F-3)
Reverse sensor 1
S12
RVS-SNR
Paper detection at the reverse section
(F-3)
Reverse sensor 2
S13
EXIT-COV-SW
Left door cover open/close detection
(F-3)
Exit cover switch
at the exit cover
S14
DEV-SW
Detection of the developer unit
(F-3)
Developer unit switch
presence or absence
S15
TNR-SW
Toner cartridge detection
(F-3)
Toner cartridge switch
S16
DRUM-SUF-SNR
Detection of the drum surface
(F-3)
Drum surface potential sensor
potential
S17
ATTNR-SNR
Toner density detection
(F-3)
Auto-toner sensor
S18
TNLVL-SNR
Toner adhesion amount detection
(F-3)
Image quality sensor
S19
CH-HOME-SW
Detection of the wire cleaner home
(F-3)
Wire cleaner home position switch
position
S20
MID-TR-SNR
Paper detection at the feeding section
(F-3)
Intermediate transport sensor
S21
RGST-SNR
Paper detection at the registration
(F-3)
Registration sensor
section
S22
TR-BELT-SW 1
Transfer belt release position
(F-3)
Transfer belt release switch
detection
Symbol
Name
Function
Remarks
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