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3.3 Communications: Serial
The RS232C Interface signals for the 2500THS Series printers are terminated
on a 6 PIN RJ type data connector located on the side of the printer.
Six connections are provided from the Serial Interface to the host computer.
The TABLE 3 below lists the Serial Interface signals and pin outs on the RJ
connector and the connector pin locations are shown in FIGURE 6.
A minimum of two connections are required for operation: RXD – pin 3 and
Common – pin 1
The communication Parameters: Baud rate, Data Bit and Parity must be set
same as the host device settings.
FIGURE 6
– RJ DATA CONNECTOR
TABLE 3
-
3
3
5
5
0
0
0
0
T
T
P
P
r
r
i
i
n
n
t
t
e
e
r
r
s
s
’
’
S
S
e
e
r
r
i
i
a
a
l
l
R
R
S
S
2
2
3
3
2
2
C
C
I
I
n
n
t
t
e
e
r
r
f
f
a
a
c
c
e
e
s
s
i
i
g
g
n
n
a
a
l
l
s
s
