back to the original position.
If cutter jam, but hope no loss of data in printer, don’t turn off the power. Get the
cutter back to the original position by the above mentioned method by hand. Then
open the paper cover and take out the paper, close the paper cover. The printer will
recover automatically from Cutting Error.
2.3 Interface
2.3.1 Serial Interface
The serial interface of SP-POS891 printer is compatible with RS-232C, supports
DTR/DSR and XON/XOFF handshaking protocols, uses DB9 socket (female). The
pin order of the serial port is as Fig.2-2 shows:
Printer transmits control code X-ON/X-OFF
and data to host
Printer receives data from host
Signal “MARK” means the host is busy and
can not receive data.Signal “SPACE”
means the printer is ready to receive data.
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