Canon LBP-2000, Service Manual

Page: 209 / 222

A - 5
APPENDIX
III. LIST OF SIGNALS
A. Inputs to and Outputs from the DC Controller PCB
I / O
I n p u t
O u t p u t
O u t p u t
O u t p u t
O u t p u t
O u t p u t
O u t p u t
O u t p u t
O u t p u t
O u t p u t
I n p u t
O u t p u t
I n p u t
I n p u t
I n p u t
P i n
1
2
3
4
5
6
7
8
9
1 0
1 1
1
2
3
4
5
6
7
8
9
1 0
1 1
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
Connector
J 1 0 1
J 1 0 2
J 1 0 3
J 1 0 4
N o t a t i o n
/ R X D O
/ S T B
/ S C L K
GND
/ T X D O
/ S T E R M U
+5V
+ 2 4 V
+ 2 4 V
GND
GND
+5V
DPICH
/ E N B L
/ L O N
GND
VDO
/ V D O
GND
+3.3V
/ B D I N
GND
THCNCT
F S RT H 1
GND
F S RT H 2
GND
GND
+5V
GND
/ P O S I S N S
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
GND
Logic
P u l s e
L
C l o c k
P u l s e
L
H
L
L
H
L
B D
H
Analog
Analog
L
R e m a r k s
Machine internal communication signal
Strobe signal
Clock signal
Machine internal communication signal
Option select signal
Fixed to L
Image formation enable signal
Laser beam forced emission signal
Video signal (CCW)
Video signal (CW)
Input signal
Connector disconnection detection signal; L: connected
Fixing roller temperature detection signal 1
Fixing roller temperature detection signal 2
Delivery paper detection signal