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Y103920-3
Service Manual
91
APPENDIX A
RS-232C SERIAL INTERFACE (option)
1) Connector
•
Printer side
:
25-pin receptacle
Type DB-25S (made by Canon) or equivalent
•
Cable side
:
25-pin plug
Type DB-25S (made by Canon)
Shell
Type DB-C8-J10-F2-1 (made by Nihon Kouku Denshi) or equivalent
Note:
Plug shall be fixable with a lock screw.
2) Cable
•
Cable length :
6 ft (1.8 m) max. (cable shall be shielded)
Note:
Cable is not provided.
3) Interface signal
Pin No.
Signal name
Abbreviation Signal direction
Functions
1
Frame Ground
FG
Frame Ground
2
Transmitted Data
TD
PR
Transmitted Data
3
Received Data
RD
PR
Received Data
4
Request to Send
RTS
PR
Stay space level
5
-
(Not connected)
6
-
(Not connected)
18
-
(Not connected)
7
Signal Ground
SG
Signal Ground
9
-
(Not connected)
17
19
-
(Not connected)
20
Data Terminal Ready
DTR
PR
Data terminal ready
21
25
-
(Not connected)
~
~
•
Connector pin arrangement
When the Ready/Busy protocol is used for the buffer busy control method, the busy signal can be
set to Pin-20 (DTR) in the menu.
13
25
1
(View from the cable side)
14
Summary of Contents for PG L22 Special
Page 1: ...PG L22 Special Printer SERVICE MANUAL Code Y103920 3...
Page 18: ...Y103920 3 Service Manual 18 Upper cover unit Figure 2 2 Upper cover...
Page 136: ...Y103920 3 Service Manual 136 6 PARTS LIST Figure 6 1 Multi Purpose Feeder 9 5 7 6 4 1 2 3 8...
Page 137: ...Y103920 3 Service Manual 137 Table 6 1 Multi Purpose Feeder...
Page 151: ...Y103920 3 Service Manual 151 Table 6 1 High Capacity Paper Feeder...
Page 164: ......
Page 165: ...UPDATINGSTATUS DATE UPDATEDPAGES PAGES CODE 12 2004 1ST EDITION 165 Y103920 3...