Sensors And Switches - Sharp AL-2030 Service Manual

5. Sensors and switches

1
No. Name
1 Scanner unit home position
sensor
2 POD sensor
3 PPD2 sensor
4 Cassette detection switch
5 PPD1 sensor
6 Door switch
7 Drum reset switch
8 SPF sensor
9 SPPD sensor
10 2nd cassette
11 PPD3 sensor
7
Signal Type
MHPS Transmission sensor
POD Transmission sensor
PPD2 Transmission sensor
CED1 Micro-switch
PPD1 Transmission sensor
DSW Micro-switch
DRST Micro-switch
SPID/ Transmission sensor
SD SW
SPPD Transmission sensor
DSW Micro-switch
PPD3 Transmission sensor
AL-2040CS EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 5
2
8
11
6
Function
Scanner unit home position detection
Paper exit detection
Paper transport detection 2
Cassette installation detection
Paper transport detection 1
Door open/close detection
(safety switch for 24V)
New drum detection switch
Paper entry detection
Cover open/close detection
Paper transport detection
2nd cassette door open detection
Paper transport detection 3
9
3
4
10
5
Output
"H" at home position
"H" at paper pass
"L" at paper pass
"H" at cassette insertion
"L" at paper pass
1 or 0V of 24V at door open
Instantaneously "H" at
insertion of new drum
"L" at paper pass
"L" at paper pass
1 or 0V of 5V at door open
"L" at paper pass