S-Con - Canon C2050 Service Handbook

SERVICE MODE
COPIER>I/O

3.4 S-CON

• System Controller PCB (1/2)
Address Bit Notation
P001 7 -
6 -
5 -
4 -
3 -
2 -
1 -
0 -
P002 7 -
6 -
5 -
4 -
3 -
2 -
1 -
0 -
P003 7 -
6 -
5 -
4 -
3 -
2 -
1 -
0 -
P004 7 -
6 -
5 -
4 -
3 -
2 -
1 -
0 -
S-36
Description
-
CC-IV count
FCT mode
Reader power remote
Reset signal to PDL
Back-light ON signal for VGA
Pre-interrupt
ASSIST connected
CPU check LED
DC-CAN serial communication flow
PDL connection detection
S-CON power ready (for R-CON)
SCON communication ready (for R-CON)
S-CON communication ready (for DC-CON)
Registration ON request (pre-interrupt to DC-CON)
-
-
Communication for PC (ACK_98)
Communication for PC (REQ_98)
Serial communication for PC (reception)
-
Serial communication for PC (reception)
-
CC-IV connection detection
EEPROM BUSY signal
ADF monitor output from reader unit
DC-CON serial communication flow
R-CON power ready
S-CON communication ready
DC-CON communication ready
T00-304-01 (1/2)
Remarks
1: Count
0: ON
0: Reset
0: ON
1: Connected
1: ON
0: Connected
0: Connected