Option 550 Paper Feeder - Oki B6500 Service Manual

Option 550 Paper Feeder

HARNESS
HVPS/MCU
ASSY
PL12.1.19
FDR1
PL12.1.21
P/J20
24V DC
10
RTN
9
24V DC
8
RTN
7
RTN
6
3.3V DC
5
LG
4
TRAY SNS
3
TXD
2
RXD
1
Signal line name
Signal detecting an Option 550 Paper Feeder. ID is recognized by the number of fall-
TRAY SNS
ing edges.
/LOW-PAPER FEED
Signal from SENSOR LOW PAPER. This signal goes Low when light is received.
SNR ON
A and B Excitation signal for MOTOR ASSY OPT FDR 45. Phases A and B.
/A and /B Excitation signal for MOTOR ASSY OPT FDR 45. Phases /A and /B.
CLUTCH-TURN ON Control signal for CLUTCH ASSY PH. Low: ON / High: OFF
CLUTCH-FEED ON Control signal for CLUTCH PR-REGI. Low: ON / High: OFF
/NO-PAPER FEED
Signal from SENSOR NO PAPER. This signal goes Low when light is received.
SNR ON
HARNESS
PWBA FEEDER 550
ASSY
PL20.1.34
FDR2
PL20.1.5
P/J2083 P/J83
1 10 1
2 9 2
3 8 3
4 7 4
5 6 5
6 5 6
7 4 7
8 3 8
9 2 9
10 1 10
7 – 23
Chapter 7 Wiring Diagrams and Signal Information
HARNESS HARNESS
ASSY SIZE ASSY SIZE
FDR 2 FDR 1
PL20.1.35 PL20.1.19
P/J80 P/J801 P/J802
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
PL20.1.33
P/J81 P/J810
Pull Up 3.3V
1
3
LG
2 2
/LOW-PAPER FEED SNR ON
3 1
HARNESS ASSY
FDR MOT PL20.1.37
P/J82 P/J820
24V DC
1 5 1
A
2 4 2
B
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
24V DC
1 7 1 2 1
CLUTCH
2 6 2 1 2
-TURN ON
P/J854
24V DC
3 5
3 2 1
CLUTCH
2
4 4 1
4
-FEED ON
P/J852
Pull Up 3.3V
5
5
3 3
LG
6 2
2 6
/NO-PAPER
7 1
1 7
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.
Description
OPT ASSY
P/J800
SIZE
5
PL20.1.18
4
3
2
1
SENSOR
LOW PAPER
PL20.1.30
MOTER ASSY
OPT FDR 45
PL20.1.17
CLUTCH
ASSY PH
PL20.2.21
CLUTCH
PR-REGI
PL20.2.22
SENSOR NO
PAPER
PL20.2.33