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40931201TH Rev. 4
172 /
Appendix B
RS-232C SERIAL INTERFACE
1) Connector
• Printer side
:
25-pin receptacle
Type 17LE-13250-27 (D4CC) (made by DDK) or equivalent
• Cable side
:
25-pin plug
Type 17JE-23250-02 (D8C) (made by DDK)
Note: Plug shall be able to be fixed with a lock screw.
2) Cable
• Cable length: 6 ft (1.8m) max. (Cable shall be shielded)
Note: Cable is not provided.
3) Interface signal
• Connector pin arrangement
←
PR
→
PR
←
PR
←
PR
←
PR
Pin No.
Signal name
Signal direction
Abbreviation
Functions
1
2
3
4
5
6
7
8~17
18
19
20
21~25
Frame Ground
Transmitted Data
Received Data
Request To Send
-
-
Signal Ground
-
+5V
-
Data Terminal Ready
-
FG
TD
RD
RTS
SG
DTR
Frame ground
Transmitted data
Received data
Stay space level
(Not connected)
(Not connected)
Signal ground
(Not connected)
+5V (50mA maxx.)
(Not connected)
Data terminal ready
(Not connected)
13
25
1
(View from the cable side)
14
When the Reade/Busy protocol is used for the buffer busy control method, the busy signal can
be set to Pin-20 (DTR) in the menu.
4) Signal level
• MARK polarity :
-3V to -15V (LOGIC = 1)
• SPACE polarity:
+3V to +15V (LOGIC = 0)
Summary of Contents for OKIPAGE18
Page 55: ...40931201TH Rev 4 55 Figure 3 3...
Page 69: ...40931201TH Rev 4 69 4 4 4 4 7 9 D 1 D 4 4 5 2 3 A 6 0 B C E 8 View A 2 F 3 Latch View A 5...
Page 86: ...40931201TH Rev 4 86 1 5 5 7 2 3 4 6 8 9 0 A D E F R G H I J K L M N R O P Q Q F B C...
Page 89: ...40931201TH Rev 4 89 2 B C D 3 4 5 F H I J L N F 6 7 9 0 1 8 A E G K M E...
Page 152: ...40931201TH Rev 4 152 Figure 6 6...
Page 156: ...40931201TH Rev 4 156 4 Flash ROM module BOARD FSL or BOARD FSL 2 ROM1 ROM0 EEPROM...
Page 243: ...40931201TH Rev 4 243 2 3 12 4 9 8 6 1 11 10 5 7 12 6 PARTS LIST...