SPRT
５
2.2 Paper Installation
SP-POS58VI adopts 58mm width thermal paper.
The steps of thermal paper installation are as the following:
1. When there is no paper in the print head, pls don’t press
【
FEED
】
button to avoid
affecting the life of printing head. Opening open button to open the case cover and
change paper.
2. After paper case cover is closed, pls do not draw the paper forwards or backwards
with hands.
2.3 Interface Connection
2.3.1 RS232 Interface Connection
The RS232 interface of SP-POS5VI printer is compatible with RS232C standard,
supports RTS/CTS and XON/XOFF handshaking protocol, it uses DB25 socket (female),
the pin order of the RS232 port is as below:
Fig. Pin Order of the Serial Port
The pin assignment of RS232 interface is shown as below:
Pin No.
Signal
Source
Description
2
RXD
Host
Printer receives data from host
3
TXD
Printer
Printer transmits control code
X-ON/X-OFF and data to host
5
CTS
Printer
Signal “MARK” indicates that the
printer is “BUSY” and unable to
receive data; “SPACE” indicates
that the printer is “READY” for
receiving data.
6
DSR
printer
When this signal is “SPACE”, it
means the printer “online”.
7
GND
—
Signal Ground
8
DCD
printer
The same as signal “CTS”
Fig. Pin Assignment of Serial Interface
Note:
①
“Source” denotes the source that signal comes from;
2
Logical signal level is EIA.
The baud rate and data structure in RS232 interface mode are set to 9600bps, 8 data
