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2.3.9 Printer and PC Connection
Installation 2-17
A user-supplied printer or personal computer (PC) can be
connected to the system. These are used to print out or refer to the
SMDR call records and system programming data.
Connect the printer cable or the PC cable to the Serial Interface
(RS-232C) connector. The cable must be shielded and the
maximum length is 2 m {6.5 feet}.
Arrange the cables so that the printer will be connected to the
system as shown in the appropriate chart on the following page.
The pin configuration of the Serial Interface (RS-232C) Connector
is as follows.
Serial Interface
(RS-232C) (D-SUB, 9-pin)
Printer or Computer
Pin
no.
2 RXD Received Data
BB
104
3
4
TXD
DTR
Transmitted Data
Data Terminal Ready
BA
CD
103
108.2
5
6
SG
DSR
Signal Ground
Data Set Ready
AB
CC
102
107
7
8
RTS
CTS
Request To Send
Clear To Send
CA
CB
105
106
Signal name
Circuit type
EIA CCITT