Read Sharp AR-285 (serv.man10) Service Manual online
H. SPF (AR-280 only)
No.
Code
Name
Type
Function and operation
1
OPCLS
Cover open/close detector
Photo transmission
SPF cover open/close detection
2
SIZ1
Document length detector (Large)
Photo transmission
Tray document length detection (for long size)
3
SIZ2
Document length detector (Small)
Photo transmission
Tray document length detection (for short size)
4
DWVR
Document width sensor
Variable resistor
Tray document width detection
5
EMPS
Document detector
Photo transmission
Tray document empty detection
6
REGS
Resist sensor
Photo transmission
Tray document rear edge detection
7
POS
Document exit sensor
Photo transmission
Tray document exit detection
8
—
SPF control PWB
—
—
9
DTM
Paper feed/transport motor
Stepping motor
Tray document feed/transport/exit roller drive
10
—
Document pickup roller
—
—
11
—
Document feed roller
—
—
12
—
Document resist roller
—
—
13
—
Document transport roller
—
—
14
—
Document exit roller
—
—
I. 2-tray paper exit unit
No.
Code
Type
Name
Function and operation
1
POD1
Photo transmission
Paper exit detector
Detection of paper exit
2
POD2
Photo transmission
Paper exit detector (Upper stage)
Detection of paper exit to the upper tray
3
POD3
Photo transmission
Paper exit detector (Lower stage)
Detection of paper exit to the lower tray
4
DSBD
Photo transmission
ADU reverse detector
Detection of reversed paper to the duplex module
5
DGS
Solenoid
Reverse gate solenoid
Selection of paper exit to the lower tray or to the duple module
6
—
—
Paper exit roller
Paper exit from the tray
7
DSWL
Micro swtich
Detection of open and close for paper exit unit
1 OPCLS
4 DWTR
3 SIZ2
2 SIZ1
7 POS
6 REGS
8
14
13
10
11
12
9 DTM
5 EMPS
3 POD3
2 POD2
4 DSBD
1 POD1
6
7 DSWL
5 DGS
6 – 8
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