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APPENDIX
Pin No.
Signal name
Direction Function
25 Pin
9 Pin
2) X-On/X-Off Communication Mode
Always space, except during following conditions:
• Period between reset and communication enabled
• During self printing
21~24 N/C Not used
25 INIT IN • DIP Switch 3-8=OFF
Status of this signal is not checked.
• DIP Switch 3-8=ON
This signal used for external reset. Printer is reset whenever signal
is in space state with pulse width of 1mS or more.
Printer status
DIP SW 1-6
OFF ON
1. During the period from when the
power is turned on (including reset-
ting using the interface) to when the
printer is ready to receive data.
2. During the self printing.
3. When the cover is open.
4. When the printer stops printing due to
a paper-end.
5. During macro executing standby
status.
6. When an error has occurred.
7. When the receive buffer becomes
full.
BUSY BUSY
BUSY BUSY
- BUSY
- BUSY
-
BUSY
-
BUSY
BUSY BUSY
13
25
1
14
5
9
1
6
D-sub 25 Pin
D-sub 9 Pin (option)