Manual

ELECTRICAL INSTALLATION
NORMARC 7033
4-23
©1999 Navia Aviation AS
INSTRUMENT LANDING SYSTEM
GENERAL DESCRIPTION
4.7 PC and Modem
PC terminals and modems are connected to the standard pin out RS232, 9 pins DSUB con-
nectors on the Connection Interface board CI1210A as illustrated in Figure 4-7
Recommended connections are:
LOCAL - the PC located at the ILS main cabinet site.
REMOTE 1 - the PC located at the airport technical maintenance site.
REMOTE 2 - distant PC terminals connected through a modem.
Figure4-7 PC and modem connections.
TEMP
INDOOR
TEMP
OUTDOOR
AC
LEVEL
ANALOG
CH.1
ANALOG
CH.2
ANALOG
CH.3
DIGITAL
PORT A
DIGITAL
PORT B
DIGITAL
PORT C
DIGITAL
PORT D
TO MB1203
RS232 RS232 RS232
REMOTE
CONTROL
DC-LOOP DC-LOOP DME
LOCAL REMOTE 2 REMOTE 1 CH.1&2 CH.3&4
CI1210A
1
5
6
9
1 - CD (REMOTE 2 only)
2 - RXD
3 - TXD
4 - DTR (REMOTE 2 only)
5 - GND
6 - DSR (REMOTE 2 only)
7 - RTS
8 - CTS
9 - Not connected
BATTERY
WARNING
HBK581-1
RADIO LINK