Canon iR8500 Service Manual page 674

<DC-CON (8/8)>
Address bit
4 not used
5 not used
6 not used
7 not used
8 not used
9 not used
10 not used
11 not used
12 not used
13 not used
14 not used
15 not used
P024 0 not used
1 not used
2 not used
3 not used
4 not used
5 not used
6 not used
7 not used
<R-CON> (iR8500)
Input/Output Ports of the Reader Controller PCB
<R-CON (1/3)>
Address bit
P001 0 original size detection 1
1 original size detection 2
2 original size detention 3
3 original size detection 4
4 copyboard cover open/closed detection
5 not used
6 not used
7 not used
P002 0 scanning lamp tube absent
1 scanning lamp ON detection
2 not used
3 not used
4 scanner motor cooling fan
5 stream reading fan
6 inverter fan
7 not used
COPYRIGHT© 2001 CANON INC.
Description
Description
2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001
SERVICE MODE
Notation Remarks
Notation Remarks
0: detected
0: detected
0: detected
0: detected
1: closed
1: absent
1: ON, 0: OFF
1: OFF
1: OFF
1: OFF
COPIER>I/O
S-31