Name: Codan NGT 2012 RF
Brand: Codan
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8571—Overview and specifications

NGT Transceiver System Technical Service Manual 323

Physical

Size 250 mm W × 320 mm D × 78 mm H

(9.8 in W × 12.6 in D × 3.1 in H)

Weight 2.5 kg

(5.5 lb)

Table of contents3
- Index3
- NGT-Index3
- High power-Index8
- NRI-Index9
- 3012-Index9
- 8571-Index10
List of figures13
List of tables17
Index21
About this manual25
- Volume 125
- Volume 226
- Volume 326
- Standards and icons28
- Definitions29
- About this issue40
  - Associated documents40
Compliance41
- Introduction42
- European Radio and Telecommunications Terminal Equipment Directive43
- Electromagnetic compatibility and safety notices45
- FCC compliance47
  - FCC Part 90 certification47
  - FCC Part 15 compliance47
- IC certification48
  - Product markings and labelling48
- C-tick approval48
Maintenance49
- General49
- CMOS devices50
- Circuit boards50
- Transmitter precautions52
- Probe precautions52
Contact information53
Ordering information55
- Table 2: Resistor and capacitor abbreviations55
- Ordering information55
- Component substitution56
NGT-Index57
NGT-Overview and specifications63
- Overview64
  - Figure 1: Relationship of the 2010 RF Unit, 2030 Junction Box, and 2020 Handset64
  - Figure 2: Relationship of the 2011/2012 RF Unit and 2020 Handset65
- Specifications66
- Pin connections71
NGT-Brief description (2010)85
- 03-01032 Issue 287
- 03-01032 Issue 488
- General information89
- Transmit path91
- Receive path92
  - RF unit receive path92
  - Junction box receive path92
- Synthesiser operation93
- Control and switching93
NGT-Brief description (2011/2012)95
- 03-0112697
- 03-0119098
- General information99
- Transmit path100
  - Handset transmit path100
  - RF unit transmit path100
- Receive path101
  - RF unit receive path101
- Synthesiser operation102
- Control and switching102
NGT-Technical description (2010)103
- Power on104
- Power off105
- Supply voltages106
- Transmit path109
- Receive path121
- Frequency control127
- Microprocessors and control130
- Internal voice encryptor135
- Second IF filter option136
NGT-Technical description (2011/2012)137
- Power on138
- Power off139
- Supply voltages140
  - Handset140
    - Table 26: Supply voltages for the Handset PCB in the handset140
  - RF unit140
- Transmit path143
- Receive path150
- Frequency control155
- Microprocessors and control158
  - Handset microprocessor and control158
  - RF unit-microprocessors and control159
- Internal voice encryptor162
NGT-Channel additions163
- General164
  - Options164
- Programming channels168
NGT-Checks and adjustments179
- Test equipment required180
- Voltage regulators181
- Crystal oven186
- Low-pass filters186
- Service mode187
- Testing the keypad and display193
- Adjustment locations and test points194
- Checking the voltage-controlled oscillator200
- Aligning the 45 MHz filters201
  - Aligning the Rx filter201
    - Figure 38: Receive sweep test display201
  - Aligning the Tx filter202
    - Figure 39: Transmit sweep test display202
- Aligning the 455 kHz IF and noise limiter203
- Adjusting the exciter output level204
  - Figure 40: Setup for test unit with a 2010/2012 RF Unit204
  - Figure 41: Setup for test unit and NGT test handset with a 2011 RF Unit204
- Adjusting carrier re-insertion205
  - Figure 42: Graph showing adjustment to 90% modulation205
- Adjusting the exciter output spurious balance206
- Adjusting frequency207
- Adjusting mute209
- Adjusting the PA210
- Checking performance of the receiver224
- Checking performance of the transmitter228
NGT-Parts lists231
- Table 50: NGT parts lists index231
- 08-05513-001235
- 08-05514-001236
- 08-05628-003237
- 08-05628-001238
- 08-05628-002239
- 08-05628-007240
- 08-05628-005241
- 08-05628-004242
- 08-05628-009243
- 08-05300-001244
- 08-05522-001249
- 08-05523-001250
- 08-05524-001251
- 08-05470-001252
- 08-05986-001260
- 08-05317-001268
- 08-05266-001272
- 08-05265-001281
- 08-05261-001287
- 08-05889-001308
- 08-05235-002329
- 08-05963-001330
- 08-05962-001331
- 08-05973-001332
- 08-05415-001333
- 08-05869-001338
- 08-06461-001344
- 08-05416-001350
- 08-05910-001361
- 08-05511-001373
- 08-05988-001378
- 08-05987-001387
- 08-06261-001394
- 08-06260-001406
- 08-05890-001414
- 08-05890-002415
- 08-05267-001416
- 08-06320-001418
NGT-Drawings422
- Table 51: NGT-list of drawings422
- 04-03223428
- 04-03562429
- 04-03437430
- 04-03533431
- 08-05513432
- 08-05514 (sheet 1)433
- 08-05514 (sheet 2)434
- 08-05628 (sheet 1)435
- 08-05628 (sheet 2)436
- 08-05628 (sheet 3)437
- 08-05628 (sheet 4)438
- 04-03125439
- 08-05300440
- 08-05522441
- 08-05523442
- 08-05524443
- 04-03201444
- 08-05470445
- 04-03423446
- 08-05986 (sheet 1)447
- 08-05986 (sheet 2)448
- 04-03133449
- 08-05317450
- 04-03109451
- 08-05266452
- 04-03108 (sheet 1)453
- 04-03108 (sheet 2)454
- 08-05265455
- 04-03106 (sheet 1)456
- 04-03106 (sheet 2)457
- 04-03106 (sheet 3)458
- 08-05261 (sheet 1)459
- 08-05261 (sheet 2)460
- 04-03095461
- 08-05235462
- 04-03378 (sheet 1)463
- 04-03378 (sheet 2)464
- 04-03378 (sheet 3)465
- 04-03378 (sheet 1)466
- 04-03378 (sheet 2)467
- 04-03378 (sheet 3)468
- 08-05889 (sheet 1)469
- 08-05889 (sheet 2)470
- 08-05889 (sheet 1)471
- 08-05889 (sheet 2)472
- 04-03410473
- 04-03414474
- 08-05963475
- 08-05962476
- 08-05973477
- 04-03169478
- 08-05415479
- 08-05416480
- 08-05511 (sheet 1)481
- 08-05511 (sheet 2)482
- 04-03369483
- 08-05869 (sheet 1)484
- 08-05869 (sheet 2)485
- 08-05869 (sheet 3)486
- 08-05910 (sheet 1)487
- 08-05910 (sheet 2)488
- 04-03542489
- 08-06461 (sheet 1)490
- 08-06461 (sheet 2)491
- 08-06461 (sheet 3)492
- 08-05910 (sheet 1)493
- 08-05910 (sheet 2)494
- 04-03425495
- 08-05988 (sheet 1)496
- 08-05988 (sheet 2)497
- 04-03424 (sheet 1)498
- 04-03424 (sheet 2)499
- 08-05987500
- 04-03499 (sheet 1)501
- 04-03499 (sheet 2)502
- 08-06261 (sheet 1)503
- 08-06261 (sheet 2)504
- 04-03498 (sheet 1)505
- 04-03498 (sheet 2)506
- 08-06260507
- 04-03379508
- 08-05890509
- 15-10506-001510
- 15-10514-001511
- 04-03110512
- 08-05267513
- 04-03514514
- 08-06320515
- 04-03272516
High power-Index517
High power-Overview and specifications519
- Overview520
  - Figure 1: Basic layout of a 3061/3062 high-power system520
  - Figure 2: Basic layout of an HPAC module and an ALC adaptor module with vendor equipment520
- Specifications521
  - Power amplifier specifications (3061/3062)521
    - Table 1: Power amplifier specifications (3061/3062)521
  - Power amplifier specifications (TW500/TW1000)522
- Pin connections523
High power-Brief description531
- 03-01138533
- 03-01139534
- General information535
- Power amplifier (3061/3062)536
- HPAC and ALC adaptor modules with vendor equipment537
  - HPAC537
  - ALC adaptor537
High power-Technical description539
- LED indications on the NGT540
  - Table 8: Status of LED and its meaning540
- 3061/3062 power amplifiers541
  - Supply voltages541
  - Transmit path542
- External high-power systems545
  - Supply voltages545
    - Table 12: Supply voltages for the High-power PA & Antenna Control PCB in the HPAC545
    - Table 13: Supply voltages for the High-power ALC Adaptor PCB in the ALC adaptor module545
  - Transmit path546
    - High-power PA & Antenna Control PCB546
      - Table 14: Position of digi switch S1546
    - High-power ALC Adaptor PCB547
High power-Fault finding and adjustments549
- General information550
- Fault finding the power amplifiers (3061/3062)551
  - Table 15: Meaning of LED indicators on the front panel of the power amplifier551
  - Internal fault indicators552
    - Table 16: Meaning of internal LED indicators on the Control PCB552
- Adjusting the power amplifiers (3061/3062)553
- Adjusting the external high-power amplifier557
High power-Parts lists559
- Table 18: High power parts lists index559
- 08-05985-001561
- 08-05997-001563
- 08-05999-001564
- 08-05977-001565
- 08-05998-001569
- 08-06000-001570
- 08-05976-001571
- 08-05979-001575
- 08-05978-001585
- 08-05984-001592
- 08-06067-001593
- 08-06102-001594
- 08-05926-001595
- 08-05927-001600
High power-Drawings602
- Table 19: High power-list of drawings602
- 04-03422604
- 08-05985605
- 04-03419606
- 08-05997607
- 04-03420608
- 08-05999609
- 04-03416610
- 08-05977 (sheet 1)611
- 04-03428612
- 08-05998613
- 04-03429614
- 08-06000615
- 04-03415616
- 08-05976 (sheet 1)617
- 08-05976 (sheet 2)618
- 04-03418 (sheet 1)619
- 04-03418 (sheet 2)620
- 08-05979 (sheet 1)621
- 08-05979 (sheet 2)622
- 04-03417623
- 08-05978 (sheet 1)624
- 08-05978 (sheet 2)625
- 08-05978 (sheet 3)626
- 04-03421627
- 08-05984628
- 04-03453629
- 08-06067 (sheet 1)630
- 08-06067 (sheet 2)631
- 08-06102 (sheet 1)632
- 08-06102 (sheet 2)633
- 04-03377634
- 08-05926 (sheet 1)635
- 08-05926 (sheet 2)636
- 04-03407637
- 08-05927 (sheet 1)638
- 08-05927 (sheet 2)639
NRI-Index640
NRI-Overview and specifications642
- Overview643
  - Figure 1: Basic layout of the remote control NGT system643
  - Components in a remote control NGT system643
- Specifications645
- Pin connections647
NRI-Brief description652
- 03-01079654
- General information655
- NGT remote interface655
- Remote control junction box656
  - Modem adaptor656
NRI-Technical description657
- NRI User Connect PCB658
- NRI Microcontroller PCB659
- NRI Vocoder PCB661
NRI-Fault finding663
- PCB and unit replacement664
- Upgrading the NRI firmware665
  - Control site665
  - Transceiver site665
- Error messages666
  - Table 6: Error messages666
- LED indicators667
  - Table 7: Description of LEDs667
- Dismantling the NRI669
- Test procedures671
NRI-Parts lists681
- Table 10: NRI parts lists index681
- 08-05854-001683
- 08-05855-001690
- 08-05870-001695
NRI-Drawings698
- Table 11: NRI-list of drawings698
- 04-03363 (sheet 1)700
- 04-03363 (sheet 2)701
- 08-05854 (sheet 1)702
- 08-05854 (sheet 2)703
- 08-05854 (sheet 3)704
- 04-03364705
- 08-05855706
- 04-03370707
- 08-05870708
3012-Index709
3012-Overview and specifications711
- Overview712
- Specifications715
- Pin connections717
3012-Brief description719
- 03-01080721
- General information722
- DSP modem722
- Transceiver interface722
- Terminal interface722
3012-Technical description724
- DSP Modem PCB725
- User Connector PCB727
  - Transceiver interface727
  - Serial ports727
3012-Fault finding728
- Adjustments and routine maintenance729
  - PCBs and units available as replacements729
    - Table 3: Replacement PCBs and units for the 3012729
- Basic fault finding730
  - Table 4: Basic fault finding for the 3012730
- Advanced fault finding731
3012-Parts lists736
- Table 5: 3012 parts lists index736
- 08-05860-001738
- 08-05861-001743
3012-Drawings747
- Table 6: 3012-list of drawings747
- 04-03366 (sheet 1)749
- 04-03366 (sheet 2)750
- 08-05860 (sheet 1)751
- 08-05860 (sheet 2)752
- 04-03367753
- 08-05861754
8571-Index755
8571-Overview and specifications757
- Overview758
- Specifications760
- Pin connections762
8571-Brief description769
- 03-01108771
- General information772
- Receive audio path772
- Transmit audio path773
- Microprocessor control and signalling773
- Automatic line equalisation773
8571-Technical description774
- Backplane and power supply775
- Receive audio path776
- Transmit audio path779
- Signalling and microprocessor782
- Automatic equalisation787
  - Figure 9: Location of switch S1787
- Multi-line capability789
8571-Fault finding790
- Dismantling the NGT Split-site Remote Interface 8571791
- Fault finding792
8571-Parts lists800
- Table 10: 8571 parts lists index800
- 08-05994-001802
- 08-03905-002803
- 08-03993811
- 08-05995-001816
- 08-04644-001819
- 08-03817822
- 08-03995-001823
8571-Drawings824
- Table 11: 8571-list of drawings824
- 08-05994 (sheet 1)826
- 08-05994 (sheet 2)827
- 04-02541828
- 08-03905829
- 04-02690830
- 08-03993831
- 04-02691832
- 08-05995833
- 04-02852834
- 08-04644835
- 04-02487836
- 08-03817837
- 08-03995838
- 15-10509-001839
- 15-10510-001840

Codan NGT 2012 RF User Manual

Table of Contents

Questions and Answers:

Codan NGT 2012 RF Specifications

Related product manuals

Brand	Codan
Model	NGT 2012 RF
Category	Transceiver
Language	English