Codan NGT 2010 RF Technical & Service Manual page 756

8571—Index
O
Option I/O connector
pinouts 325
options
RS 346
,
overview 319 320
P
parts lists 361
physical specifications 323
pin connections 324
15-way GPIO connector 329
DC Supply connector 326
line connector 327
Option I/O connector 325
Tcvr Audio connector 325
Tcvr Control connector 324
power supply 336
R
receive path
2-wire interface 338
4-wire interface 339
,
audio 333 337
audio compressor 337
hybrid 338
line driver 338
notch filter 337
Rx audio bus 338
S
,
signalling 334 343
format 346
modem 345
size 323
slave site
equipment 321
,
specifications 319 322
environmental 322
general 322
physical 323
split-site interface controller 329
stage
gain 340
supply voltages
Backplane PCB 353
Dual Line Equaliser PCB 354
Microprocessor & TCVR Interface PCB 353
8571 Index-2
T
Tcvr Audio connector
pinouts 325
Tcvr Control connector
pinouts 324
technical description 335
transceiver
control logic 346
Rx audio 337
,
transmit audio path 334 340
transmit audio to transceiver 342
transmit path
2-wire interface 340
4-wire interface 340
audio 340
hybrid 340
notch filter 342
V
voltages
Backplane 353
Dual Line Equaliser 354
Microprocessor & TCVR Interface 353
W
weight 323
NGT Transceiver System Technical Service Manual