File AP72-05 Issue 2
Page 1
INSTALLATION INFORMATION
GENERAL
This unit is designed to control our GSGC6 ISDN 1U subracks. It consists of a small plastic
case with and LCD display and keypad. In addition 4 other switches and 2 LEDS are
provided.
It is usual to have one GSGC7 controller for each codec fitted in the GSGC6 subrack, then
the circuits can be used entirely independently.
INSTALLATION
It is necessary to connect this unit to our GSGC6 subrack. Connectors are 9 pin Ds. The
GSGC6 has fixed sockets and the GSGC7 has a fixed plug.
The wiring schedule is as follows:-
GSGC6
D9 fixed Socket
Function
GSGC7
D9 Fixed Plug
Pin 2
RXD
Pin 2
Pin 3
TXD
Pin 3
Pin 5
0V
Pin 5
Pin 6
12 Volt Supply
Pin 6
We recommend using a 2 pair cable with individual screens connected:-
3
5
6
2
RXD
12V
0V
TXD
