LLZ 421
Installation Operation and Maintenance
ILS 420
2−16 Ed. 01.04SOAC
2.4.4 External Interface Connection
See Fig. 2−15, 2−22 to 2−26.
The following connectors are available on top and rear side of the cabinet:
− PC/RS−232 local operation with the PC user program or RS−232 port
− LGM1 PSTN connection (intern. Euro modem) or serial communication
interface or dedicated line (to RMMC) with use of LGM 1200MD
− LGM2/DME PSTN connection (intern. Euro modem) or serial communication
interface to DME
− COM4/NDB spare serial input/output or serial communication interface to NDB
− ENV. SENSORS, DME, environmental sensors connection (e.g. smoke etc.), analog DME
DETECTOR IN interface, and AF input signals of monitor detector unit at antenna
− OIO LCP IN spare in, optocoupler isolated
− OIO LCP OUT spare out, optocoupler isolated
− AG/MON/ECU SPARE I/O spare input/output to/from Audio Generator, Monitor, ECU
− PHONE1 (rear) optional RJ11 phone input, e.g. from external US modem
− PHONE2 (rear) optional RJ11 phone input, e.g. from external US modem
2.4.4.1 PC/RS−232 (J12)
SubD, 9pin, male, from connector X4 LCP
PIN ASSIGNMENT PIN ASSIGNMENT
1 DCD 6 DSR
2RXD 7RTS
3 TXD 8 CTS
4DTR 9RI
5 GND
2.4.4.2 LGM1 (J24)
SubD, 9pin, male, from connector J4 or J2 BP−Digital
J4 = Modem output
PIN ASSIGNMENT PIN ASSIGNMENT
1La 6E
2 Lb 7 not used
3 A2 8 not used
4 B2 9 not used
5 GND
J2 = TTL (direct)
PIN ASSIGNMENT PIN ASSIGNMENT
1 DCD 6 DSR
2RXD 7RTS
3 TXD 8 CTS
4DTR 9RI
5 GND
Ed. 07.06
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