Service manual

T- 4
<I/O Check List>
[Printer]
Symbol Panel Display Parts/Signal Name
Operation Characteris-
tics/Panel Display
Input
Board
IC
No.
Por t
No.
CN/PJ
No.
10
PC10
1
st
Drawer
Set
1
st
Drawer Set Sen-
sor
In position Out of
position
Master
Board
(PWB-A)
IC3 PJ0 PJ3A-9A
PC3 Take-up
1
st
Drawer Paper
Take-Up Sensor
Paper
present
Paper not
present
IC3 PI4 PJ3A-6A
PC14 Lift-up
1
st
Drawer Paper
Lift-Up Sensor
At upper
limit
Not at
upper limit
IC3 PI6 PJ4A-6B
PC16 Paper
Empty
1
st
Drawer Paper
Empty Sensor
Paper not
present
Paper
present
IC3 PJ2 PJ4A-9B
PC5 Leading
Edge
Paper Leading
Edge Sensor SW1
Paper
present
Paper not
present
IC3 PI4 PJ3A-3A
PC12 Lift-up
Pulse
1
st
Drawer Lift-Up
Motor Pulse Sensor
Blocked Unblocked IC3 PI0 PJ3A-11A
PC11
2
nd
Drawer
Set
2
nd
Drawer Set
Sensor
In position Out of
position
IC3 PJ1 PJ3A-9B
PC4 Take-up
2
nd
Drawer Paper
Take-Up Sensor
Paper
present
Paper not
present
IC3 PI3 PJ3A-6B
PC15 Lift-up
2
nd
Drawer Paper
Lift-Up Sensor
At upper
limit
Not at
upper limit
IC3 PI7 PJ4A-12B
PC17 Paper
Empty
2
nd
Drawer Paper
Empty Sensor
Paper not
present
Paper
present
IC3 PJ3 PJ4A-15B
PC6 Leading
Edge
Paper Leading
Edge Sensor SW2
Paper
present
Paper not
present
IC3 PI5 PJ3A-3B
PC13 Lift-up
Pulse
2
nd
Drawer Lift-Up
Motor Pulse Sensor
Blocked Unblocked IC3 PI1 PJ3A-11B
PC18 Manual
Feed
Empty Manual Feed Paper
Empty Sensor
Paper
present
Paper not
present
IC3 PK7 PJ2A-3
PC121
3
rd
Drawer
(PF-
208)
Set
3
rd
Drawer Set
Sensor
In position Out of
position
Control
Board
(PWB-A)
IC1 PB3 PJ5A-6B
PC117 Take-up
3
rd
Drawer Paper
Take-Up Sensor
Paper
present
Paper not
present
IC1 PE0 PJ9A-11
PC115 Lift-up
3
rd
Drawer Paper
Lift-Up Sensor
At upper
limit
Not at
upper limit
IC1 PD4 PJ8A-2
PC116 Paper
Empty
3
rd
Drawer Paper
Empty Sensor
Paper
present
Paper not
present
IC1 PD3 PJ8A-5
PC113 Leading
Edge
Paper Leading
Edge Sensor 3
Paper
present
Paper not
present
IC1 PD6 PJ9A-5
PC123 Lift-up
Pulse
3
rd
Drawer Lift-Up
Motor Pulse Sensor
Blocked Unblocked IC1 PB2 PJ5A-9B
PC122
4
th
Drawer
(PF-
208)
Set
4
th
Drawer Set Sen-
sor
In position Out of
position
IC1 PB3 PJ5A-8A
PC125 Take-up
4
th
Drawer Paper
Take-Up Sensor
Paper
present
Paper not
present
IC1 PB0 PJ5A-2A
PC119 Lift-up
4
th
Drawer Paper
Lift-Up Sensor
At upper
limit
Not at
upper limit
IC1 PB6 PJ6A-2
PC120 Paper
Empty
4
th
Drawer Paper
Empty Sensor
Paper not
present
Paper
present
IC1 PB5 PJ6A-5
PC118 Leading
Edge
Paper Leading
Edge Sensor 4
Paper
present
Paper not
present
IC1 PD7 PJ9A-8