List of figures
xii NGT Transceiver System Technical Service Manual
Figure 36: Audio & Interconnect PCB in the RF unit (08-05988, 2011 only) . . . . . . . . . . . . . 164
Figure 37: Audio Interconnect & Data I/O PCB in the RF unit (08-06261, 2012 only). . . . . . 165
Figure 38: Receive sweep test display. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Figure 39: Transmit sweep test display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168
Figure 40: Setup for test unit with a 2010/2012 RF Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Figure 41: Setup for test unit and NGT test handset with a 2011 RF Unit . . . . . . . . . . . . . . . . 170
Figure 42: Graph showing adjustment to 90% modulation. . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Figure 43: Setup for adjusting the bias gain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Figure 44: Setup for checking intermodulation distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Figure 45: Basic layout of a 3061/3062 high-power system. . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Figure 46: Basic layout of an HPAC module and an ALC adaptor module with vendor
equipment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Figure 47: Typical rear panel of a power amplifier. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Figure 48: Front view of the ATU connector on the power amplifier . . . . . . . . . . . . . . . . . . . 212
Figure 49: Front view of the TCVR connector on the power amplifier . . . . . . . . . . . . . . . . . . 213
Figure 50: Front view of the DC supply connector on the power amplifier . . . . . . . . . . . . . . . 214
Figure 51: Front view of the IEC mains connector (10 A) on the power supply . . . . . . . . . . . 214
Figure 52: Front view of the IEC mains connector (15 A) on the power supply . . . . . . . . . . . 214
Figure 53: Rear panel of the HPAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
Figure 54: Front view of the ATU connector on the HPAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
Figure 55: Front view of the Power Amp connector on the HPAC . . . . . . . . . . . . . . . . . . . . . 216
Figure 56: Front view of the TCVR connector on the HPAC. . . . . . . . . . . . . . . . . . . . . . . . . . 217
Figure 57: ALC adaptor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Figure 58: Front view of the 3-way connector on the ALC adaptor . . . . . . . . . . . . . . . . . . . . . 218
Figure 59: Basic layout of the remote control NGT system . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Figure 60: Rear panel of the NRI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254
Figure 61: Front view of the Modem connector on the NRI. . . . . . . . . . . . . . . . . . . . . . . . . . . 254
Figure 62: Front view of the Test connector on the NRI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
Figure 63: Front view of a CIB connector on the NRI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Figure 64: Front view of a DC power supply connector on the NRI . . . . . . . . . . . . . . . . . . . . 257
Figure 65: Exploded view of the NRI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Figure 66: Power supply fault diagnosis chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Figure 67: NRI fault diagnosis chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
Figure 68a: NGT remote interface User Connect PCB fault diagnosis chart . . . . . . . . . . . . . . 284
Figure 68b: NGT remote interface User Connect PCB fault diagnosis chart continued . . . . . . 285
Figure 69: Basic layout of a 3012 data system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Figure 70: Rear panel of the 3012 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Figure 71: Front view of the Terminal connector on the 3012 . . . . . . . . . . . . . . . . . . . . . . . . . 297
Figure 72: Front view of the Transceiver connector on the 3012 . . . . . . . . . . . . . . . . . . . . . . . 298
Figure 73: Exploded view of the 3012 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311
Figure 74: Basic layout for a split-site remote control NGT system. . . . . . . . . . . . . . . . . . . . . 320
Figure 75: Rear panel of the 8571 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 324
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