6 interface signal, 5 manual removal of the jammed paper, 1 rs-232 interface – Microcom 814M Operators Manual User Manual

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5.5 Manual Removal of the Jammed Paper

When any of the errors occurs, please remove jammed paper manually:

• Paper jams between platen roller and cutter holder.

• Paper accumulates at the paper inlet of the cutter in the front of the print head.

• The cutter cannot cut off paper.

Remove jammed paper in the following steps:

• Open the upper cover.

• Pull out the jammed paper.

• Manually reset cutter if necessary.

• Cut off any wrinkled or irregular paper so that leading edge is straight and square.

• Reload

paper.

6 Interface Signal

6.1 RS-232 Interface

6.1.1 Parameter

− data transmission mode:

asynchronous serial communication

− handshake mode:

RTS/CTS， DTR / DSR

− voltage level:

MARK = -3 to -15 V: Logic "1"/ OFF

SPACE = +3 to +15 V: Logic "0"/ ON

− baud rate:

1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps

− data bit:

8 bit or 7bit

− Parity bit:

None, even, or odd

−

Stop

bit:

bit

− connector :

9 pins serial connector (female head)

Note:

Baud rate, data bit and parity are set by EEPROM