Panasonic KX-TD500 Installation Manual page 161

Personal Computer (PC)
• Connect the RS-232C connector of the Personal Computer to the "PROG."
• Cables must be shielded and the maximum length of the cable is 2 m (6.5 feet).
• When using special accessories such as cable, the user should use those specified in this
installation manual to comply with the limits for a class A digital device pursuant to the
FCC Rules.
RS-232C port (PROG) on the Basic Shelf
Circuit Type
Signal Name
(Serial Interface)
AA FG
BA SD (TXD)
BB RD (RXD)
CA RTS
CB CTS
CC DR (DSR)
AB SG
CF DCD
CD ER (DTR)
Installation Manual
Serial Interface
(RS-232C)
Connection Chart 1 (9-pin Connector)
Pin No.
1
2
3
4
5
6
7
8
20
ST EM
ID SY
R HY BR
PE
L SU
ITA
DIG
RS-232C port on the PC (9-pin)
Circuit Type
Pin No. Signal Name
(Serial Interface)
RI
9
RXD
2
TXD
3
7 RTS
CTS
8
DTR
4
SG
5
DSR
6
DCD
1
Installation
AR M
AL
F LIN E
OF
N
RU
CE
BB
BA
CA
CB
CD
AB
CC
CF
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