EFJohnson 7780 service manual PLL Assembly, RF Unit

Page 88

PARTS LIST

IF ASSEMBLY

Ref No.

Description

Part No.

 

 

 

R 21

ERJ3GEYJ 104 V resistor

022-3906-175

R 22

ERJ3GEYJ 331 V resistor

022-3906-389

R 23

ERJ3GEYJ 152 V resistor

022-3906-155

R 24

ERJ3GEYJ 122 V resistor

022-3906-390

R 25

ERJ3GEYJ 104 V resistor

022-3906-175

R 26

NTCCM16084BH 222KC

022-3907-055

R 27

ERJ3GEYJ 222 V resistor

022-3906-157

R 28

ERJ3GEYJ 682 V resistor

022-3906-162

X 1

CDBCA450CX24 resistor

022-3906-642

 

 

 

PLL ASSEMBLY

EP 1

B-5184C (#2176-1C)

022-3907-004

C 01

TEMSVA 1A 106M-8L

022-3906-096

Ref No.

Description

Part No.

 

 

 

R 03

ERJ3GEYJ 101 V resistor

022-3906-143

R 04

ERJ3GEYJ 332 V resistor

022-3906-159

R 05

NTCCM16084BH 152KC

022-3907-054

R 06

EFJ3GEYJ 151 V resistor

022-3906-145

R 07

ERJ3GEYJ 101 V resistor

022-3906-143

R 08

ERJ3GEYJ 122 V resistor

022-3906-390

R 09

ERJ3GEYJ 272 V resistor

022-3906-158

 

 

 

Ref No.

Description

Part No.

 

 

 

 

 

 

RF UNIT

C 02

C1608 CH 1H 330J-T-A

022-3906-070

C 04

C1608 JB 1C 104KT-N

022-3906-614

C 05

1.5 16V SVA

022-3906-094

C 07

C1608 CH 1H 330J-T-A

022-3906-070

C 08

C1608 CH 1H 330J-T-A

022-3906-070

C 09

C1608 CH 1H 330J-T-A

022-3906-070

C 10

C1068 JB 1H 102K-T-A

022-3906-060

C 11

C1608 CH 1H 150J-T-A

022-3906-067

C 12

C1608 JB 1C 473K-T-A

022-3906-080

C 13

C1608 CH 1H 330J-T-A

022-3906-070

C 14

C1608 JB 1C 473K-T-A

022-3906-080

C 15

C1608 CH 1H 180J-T-A

022-3906-068

C 16

12P C1608 CH

022-3906-066

C 17

C1608 JB 1C 104KT-N

022-3906-614

IC 1

MB15A02PFV-1

022-3907-016

IC 2

TC7S66FU IC

022-3906-020

L 1

MLF1608A 2R2K-T coil

022-3906-514

Q 1

2SA1576 S transistor

022-3906-029

Q 2

2SC4081 T107 S transistor

022-3906-031

Q 3

DTC144EE TL transistor

022-3906-329

R 01

ERJ3GEYJ 562 V resistor

022-3906-161

R 10

ERJ3GEYJ 103V resistor

022-3906-163

R 12

ERJ3GEYJ 472 V resistor

022-3906-160

R 13

ERJ3GEYJ 182 V resistor

022-3906-156

R 14

ERJ3GEYJ 471 V resistor

022-3906-150

R 15

ERJ3GEYJ 682 V resistor

022-3906-162

R 16

270 ERJ3GE resistor

022-3906-147

R 02

NTCCM16084BH 222KC

022-3907-055

C001 C 002 C 004 C 005 C 007 C 008 C 009 C 010 C 011 C 012 C 013 C 014 C 015 C 016 C 017 C 018 C 019 C 020 C 022 C 023 C 024 C 025 C 026 C 027 C 028 C 029 C 030 C 031 C 032 C 033 C 034

C1608 CH 1H 0R3B-T-A

C1608 CH 1H 040B-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 030B-T-A

C1608 JB 1C 473K-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 010B-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 330J-T-A

C1608 JB 1E 103KTA

C1608 CH 1H 180J-T-A

C1608 CH 1H 330J-T-A

C1608 JB 1E 103KTA

C1608 JB 1E 103KTA

C1608 CH 1H 040B-T-A

C1608 JB 1E 103KTA

C1608 CH 1H 330J-T-A

C1608 CH 3R-5B-T-A

C1608 CH 3R-5B-T-A

C1608 CH 1H 330J-T-A

12P C1608 CH

C1608 JB 1C 104KT-N

C1608 JB 1C 104KT-N

C1608 JB 1C 104KT-N

C1608 CH 1H 330J-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 330J-T-A

C1608 CH 1H 050C-T-A

C1608 JB 1H 471K-T-A

022-3906-468

022-3906-609

022-3906-070

022-3906-070

022-3906-489

022-3906-080

022-3906-070

022-3906-070

022-3906-085

022-3906-070

022-3906-070

022-3906-063

022-3906-068

022-3906-070

022-3906-063

022-3906-063

022-3906-609

022-3906-063

022-3906-070

022-3906-353

022-3906-353

022-3906-070

022-3906-066

022-3906-614

022-3906-614

022-3906-614

022-3906-070

022-3906-070

022-3906-070

022-3906-064

022-3906-059

November 1999

 

Part No. 001-7780-500

7-4

Page 87 Page 89
Image 88
Page 87 Page 89
Contents 7780 Page Page Table of Contents Table of Contents CONT’D List of Tables List of FiguresGeneral Information Scope of Manual Equipment DescriptionAccessories Factory Customer ServicePart Number Breakdown Transceiver IdentificationAccessories AccessoryToll-Free 800 Factory ReturnsInternet Home Intrinsically Safe Information Replacement PartsDefinitions Temperature Code T3C Possible Ignition SourcesIntrinsically Safe and Nonincendive Ratings Classification of Hazardous Areas and AtmospheresAccessing PC Boards Material ClassificationTypical Hazard Group Class Area ClassificationRemoving RF Unit Removing Logic UnitSpecifications GeneralTransceiver Operation FeaturesControls and Display TX Indicator Red Indicates when the transmitter is keyed Low-Battery Indicator AmberFront Panel Keys Full Keypad Model DisplayDisplay Turning Power on and Setting Volume Option SwitchesGeneral Operation BacklightFunction Conv Option Switch FunctionsSee Tone ENABLE/DISABLE ScanningConventional and SMARTNET/ Smartzone Operation Display Mode Selection Conventional FeaturesMonitoring Before Transmitting Busy Channel Lockout Monitor ModeCall Guard Squelch Penalty Timer Conversation TimerPower Output Select Conventional Mode ScanningPriority Channel Sampling DTMF/ANI Signaling Standard Conventional CallsSMARTNET/SMARTZONE Features Viewing Unit IDStandard Group Calls Enhanced Private Conversation CallsTransceiver Operation Private Conversation II Calls Telephone Calls Call Alert Messaging Emergency Alarm and CallSending Status Conditions SMARTNET/SMARTZONE Scanning Failsoft OperationDynamic Regrouping Supervisory Tones Menu Description Keypad ProgrammingZone Change Parameter System Parameters Channel Change ParameterChannel Parameters Programming Setup Pctrunk Software InstallationTransceiver Programming Computer DescriptionConnecting RPI to Computer and Transceiver Starting and ExitingProgramming File Types Help FilesScreen Pop-Up Buttons and File Size Indicator Programming ProcedureFile Size Indication Creating and Displaying SystemsMenu Commands Menu BarRadio Type Menu Download Menu Upload MenuSystems Menu Window MenuDefaults RADIO-WIDE Parameter ScreensBand ZonesRadio Wide Scan List Radio-Wide Scan List ScreenModify List Screen Assign Function ButtonsRADIO-WIDE Conventional Screen RADIO-WIDE SMARTNET/SMARTZONE ScreenFull Spectrum CC Scan Hot DtmfAdjustable Parameters RADIO-WIDE Portable Options ScreenProgramming Conventional Systems and Channels Conventional System General ScreenTimers Conventional System Modify Scan List ScreenKeypad Editing Scan List ButtonSetting UP Conventional Channels Scan TimersPriority Channel Selection Conventional Channel Screen Parameters Selected ChannelTransmit Power SignalingChannel Type Tx Time-OutRestricted Access Time-Out TimerISW Delay Time Splinter ChannelsSMARTNET/SMARTZONE System Other ID’S Screen SMARTNET/SMARTZONE System Phone Interconnect ScreenPhone Interconnect Private CallSMARTNET/SMARTZONE System Emergency Settings Screen Emergency AlarmSMARTNET/SMARTZONE System Talk Groups Screen Failsoft ChannelTrunking Phone List Screen SMARTNET/SMARTZONE System Lists ScreensMessage Aliasing Screen Announcement Groups Screen Control Channels ScreenTrunking Call List Screen Status Aliasing Screen Setting UP SMARTNET/SMART- Zone ChannelsSMARTNET/SMARTZONE Channel Screen Parameters SMARTNET/SmartZone Channel Screen Other Screen ParametersCall Guard CTCSS/DCS Codes and Tones Recommended Tone Call Guard Codes FreqMHz Channels MHz Channels MHz Channels MHz Channels MHz Channels MHz Channels Power Switching and Regulation Power SwitchingCircuit Description Synthesizer DescriptionSynthesizer Chip IC1 VCO and Tcxo ModulationCharge Pump Q1, Q2, Loop Filter RF Amplifier Q1, First Mixer Q2 Receiver Circuit DescriptionIf Amplifier Q2, LIMITER/DETECTOR IC3 Antenna Switch and LOW-PASS Filter Squelch Circuit IC4A/B, IC5ATransmitter Description Amplifier Q9, Driver Q8Control Logic and Display Receive Audio ProcessingMicroprocessor IC306 Pin Descriptions Pin Port Name Input or Description Active High OutputHvfulswlrq Receive and Transmit Data Processing Audio Amplifier IC104-IC106Receive Data FILTER/DETECTOR IC102A/B, IC107A/B Transmit Data Filter IC206B/ IC206A Transmit Audio ProcessingLOW-PASS Filter IC205A/B Smartnet Data ProcessingBattery Pack and Charger Information Battery PackPower Setting Operating Time Function Fahrenheit CelsiusBattery Pack and Charger Information Alignment Procedure and Performance Tests Test SetupTune Software Hqhudo Mm/3/32 Mm/1/8 Phone JackPreliminary Setup Main Pctune ScreenTransmit Frequency and Power Transmit Power Adjustment ScreenHigh Power Level = 3.0 watts Low Power Level = 1.0 watt Modulation BalanceSquelch Adjust Rssi AdjustAudio Deviation Data DeviationPerformance Tests Receiver Performance TestsPower Output Transmitter Performance TestsTransmit Frequency Transmit ModulationThis page intentionally left blank Parts List Display AssemblyChassis Parts Ref No DescriptionKEY Assembly Display AssemblyKEY Assembly If AssemblyIf Assembly PLL Assembly RF UnitRF Unit NJM2904V-TE1 IC RF Unit Logic Unit Logic Unit TDA7233D IC Logic Unit 200K ERJ3GE MP35 MP18 MP25 KEY Front Panel EP2EP1 MP32 MP33 MP27 MP34 MP28 MP29 MP23 MP22 MP30 MP24 MP26 MP18 PLL Board TOP View Schematic Diagrams and Component LayoutsPLL Board Bottom View If Board TOP View If Board Bottom ViewTransceiver Block Diagram RF UnitRF Board TOP View MICRF Board Schematic If AMPLogic Board TOP View HD1Logic Board Schematic Receive Audio ProcessingDisplay Board Bottom View GND KEYR3 KEYR2 KEYR1 KEYR0 KEYS3 KEYS2 KEYS1 KEYS0 GNDDisplay Board Schematic DS3 DS4 DS5KEY Board Front View KEY Board Back ViewKEY Board Schematic S S R R R RScan HC2 HC7 HC8 HC3 Schematic Diagrams and Component Layouts
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