Epson EPL-N3000 Service Manual page 426

EPSON EPL-N3000/AcuLaser M4000N
§7 OPTION 550 FEEDER
Signal Line Name
Option Feeder detection signal. ID is recognized by the number of fall
TRAY SNS
edges.
/LOW-PAPER FEEDER550
Signal from the SENSOR LOW PAPER. Light received: Low
SNR ON
A and B Phase A and B excitation signals of MOTOR 550 FEEDER
/A and /B Phase /A and /B excitation signals of MOTOR 550 FEEDER
CLUTCH-TURN550 ON CLUTCH ASSY PH control signal. Low: ON / High: OFF
CLUTCH-FEED550 ON CLUTCH PR-REGI control signal. Low: ON / High: OFF
/NO-PAPER FEED550 SNR
Signal from the SENSOR NO PAPER. Light received: Low
ON
Appendix
Description
Wiring Diagrams and Signal Information
HARNESS
HARNESS
PWBA FEEDER 550
HVPS/MCU
ASSY
ASSY
PL20.1.34
PL12.1.19
FDR1 FDR2
PL12.1.21 PL20.1.5
P/J20 P/J2083 P/J83
24V DC
10 1 10 1
RTN
9
2 9 2
24V DC
8 3 8 3
RTN
7 4 7 4
RTN
6 5 6 5
3.3V DC
5 6 5 6
LG
4
7 4 7
TRAY SNS
3 8 3 8
TXD
2
9 2 9
RXD
1
10 1 10
Figure 7-16. Components Connection Wiring Diagram (Option 550 Feeder)
Revision C
HARNESS HARNESS
ASSY SIZE ASSY SIZE
FDR 2 FDR 1
PL20.1.35 PL20.1.19
OPT ASSY SIZE
P/J80 P/J801 P/J802
PL20.1.18
SW 4
1 5 1 5 1
SW 3
2 4 2 4 2
LG
3 3 3 3 3
SW 2
4 2 4 2 4
SW 1
5
1 5 1 5
HARNESS
LOW PAPER
SENSOR
PL20.1.33
P/J81 P/J810
LOW PAPER
Pull Up 3.3V
1
3
PL20.1.30
LG
2 2
/LOW-PAPER FEED SNR ON
3 1
HARNESS ASSY
FDR MOT PL20.1.37
P/J82 P/J820
MOTER
24V DC
1 5 1
FEEDER
A
2
4 2
B PL20.1.17
3 3 3
/A
4 2 4
/B
5 1 5
HARNESS ASSY HARNESS ASSY
CLSNR2 CLSNR1
PL20.1.36 PL20.2.31
P/J85 P/J855
P/J853
CLUTCH
24V DC
1 7 1 2 1
ASSY PH
CLUTCH
2 6 2 1 2
PL20.2.21
-TURN ON
P/J854
CLUTCH
24V DC
3 5 3 2 1
PR-REGI
CLUTCH
4 4 1 2
4 PL20.2.22
-FEED ON
P/J852
Pull Up 3.3V
5
3 5 3 SENSOR NO
LG
PAPER
6 2
2 6
/NO-PAPER
PL20.2.33
7 1 7 1
FEED SNR ON
HARNESS
ASSY FDR5
PL20.1.26
P/J84 P/J8483
RXD
1 10
TXD
2 9
TRAY SNS
3 8
LG
4 7
3.3V DC
5 6
RTN
6 5
RTN
7
4
24V DC
8
3
RTN
9 2
24V DC
10 1
11 N.C.
426
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