Hytera MD78X Professional DMR Radio Manuals

Manuals and User Guides for Hytera MD78X Professional DMR Radio. We have 7 Hytera MD78X Professional DMR Radio manuals available for free PDF download: Service Manual, Upgrade Manual, Manual, User Manual, Quick Reference Manual

Hytera MD78X Service Manual (638 pages)

Brand: Hytera | Category: Radio | Size: 27 MB

Copyright Information
3
Table of Contents
4
Documentation Information

14
1 Introduction

15
2 Product Controls

16
3 Front Panel Section

18
- Figure 3-1 Diagram of Front Panel
  18
4 Baseband Section

20
- Power Section
  20
- Figure 4-1 Diagram of Power Distribution
  20
- Power On/Off
  21
  - Power On/Off Key
    21
  - Ignition Signal
    21
  - Emergency
    21
  - Power-Up Process
    22
- Clock
  22
  - Input Clock
    22
  - Figure 4-2 Diagram of Clock Distribution
    22
  - Output Clock
    23
- Interface Distribution
  23
  - SPI Interface
    23
  - MCSI Interface
    23
  - MICROWIRE Interface
    23
  - Figure 4-3 Diagram of SPI Interface
    23
  - Figure 4-4 Diagram of MCSI Interface
    23
  - Figure 4-5 Diagram of MICROWIRE Interface
    23
  - SSI Interface
    24
  - Figure 4-6 Diagram of SSI Interface
    24
  - USB Interface
    25
  - UART Interface
    25
  - Mobile Accessory Connector (MAC)
    25
  - Figure 4-7 Diagram of USB Interface
    25
  - Figure 4-8 Diagram of UART Interface
    25
  - Option Board Interface
    26
  - Table 4-1 Description on Option Board Interface
    27
- Audio Section
  28
  - RX Audio Circuit
    28
  - Figure 4-9 Diagram of Audio Section
    28
  - TX Audio Circuit
    29
  - Troubleshooting Flow Chart
    30
- PCB Difference
  31
  - Watchdog Circuit
    31
  - Figure 4-10 Watchdog Circuit
    31
5 GPS Circuit

32
- Circuit Description
  32
- Figure 5-1 Diagram of GPS Circuit
  32
- Schematic Diagram
  33
- Parts List
  33
- Figure 5-2 GPS Schematic Diagram
  33
- Troubleshooting Flow Chart
  34
6 Tuning Description

35
7 Interface Definition

36
8 UHF1 (400-470Mhz 25W) Information

42
- Transmitter Circuit
  42
  - Power Amplifier
    42
  - TX Buffer Amplifier
    42
  - Figure 8-1 Diagram of Transmitter Circuit
    42
  - Pre-Driver Power Amplifier
    43
  - Driver Power Amplifier
    43
  - Final Power Amplifier
    43
  - Antenna Switch
    43
  - Low-Pass Filter
    43
  - Directional Coupler
    43
  - Output Power Control
    44
  - Thermal and Over-Voltage Protections
    44
  - Pressure Pad Switch
    44
- Receiver Circuit
  44
  - Receiver Front-End
    45
  - Figure 8-2 Diagram of Receiver Circuit
    45
  - Receiver Back-End
    46
- Frequency Generation Unit (FGU)
  46
  - PLL Synthesizer
    46
  - Figure 8-3 Diagram of if Processor
    46
  - Reference Oscillator
    47
  - Pll IC
    47
  - Vco
    47
  - Figure 8-4 Diagram of PLL IC
    47
  - Figure 8-5 Diagram of VCO
    48
- PCB View
  49
- Block Diagram
  53
- Schematic Diagram
  56
- Parts List
  70
- Troubleshooting Flow Chart
  108
9 UHF1 (400-470Mhz 45W) Information

114
- Transmitter Circuit
  114
  - Power Amplifier
    114
  - TX Buffer Amplifier
    114
  - Figure 9-1 Diagram of Transmitter Circuit
    114
  - Pre-Driver Power Amplifier
    115
  - Driver Power Amplifier
    115
  - Final Power Amplifier
    115
  - Antenna Switch
    115
  - Low-Pass Filter
    115
  - Directional Coupler
    116
  - Output Power Control
    116
  - Thermal and Over-Voltage Protections
    116
  - Pressure Pad Switch
    116
- Receiver Circuit
  116
  - Receiver Front-End
    117
  - Figure 9-2 Diagram of Receiver Circuit
    117
  - Receiver Back-End
    118
- Frequency Generation Unit (FGU)
  118
  - PLL Synthesizer
    118
  - Figure 9-3 Diagram of if Processor
    118
  - Reference Oscillator
    119
  - Pll IC
    119
  - Figure 9-4 Diagram of PLL IC
    119
  - Vco
    120
  - Figure 9-5 Diagram of VCO
    120
- PCB View
  121
- Block Diagram
  125
- Schematic Diagram
  128
- Parts List
  142
- Troubleshooting Flow Chart
  180
10 UHF2 (450-520Mhz 25W) Information

186
- Transmitter Circuit
  186
  - Power Amplifier
    186
  - TX Buffer Amplifier
    186
  - Figure 10-1 Diagram of Transmitter Circuit
    186
  - Pre-Driver Power Amplifier
    187
  - Driver Power Amplifier
    187
  - Final Power Amplifier
    187
  - Antenna Switch
    187
  - Low-Pass Filter
    187
  - Directional Coupler
    188
  - Output Power Control
    188
  - Thermal and Over-Voltage Protections
    188
  - Pressure Pad Switch
    188
- Receiver Circuit
  188
  - Receiver Front-End
    189
  - Figure 10-2 Diagram of Receiver Circuit
    189
  - Receiver Back-End
    190
- Frequency Generation Unit (FGU)
  190
  - PLL Synthesizer
    190
  - Figure 10-3 Diagram of if Processor
    190
  - Reference Oscillator
    191
  - Pll IC
    191
  - Vco
    191
  - Figure 10-4 Diagram of PLL IC
    191
  - Figure 10-5 Diagram of VCO
    192
- PCB View
  193
- Block Diagram
  197
- Schematic Diagram
  200
- Parts List
  214
- Troubleshooting Flow Chart
  252
11 UHF2 (450-520Mhz 45W) Information

258
- Transmitter Circuit
  258
  - Power Amplifier
    258
  - TX Buffer Amplifier
    258
  - Figure 11-1 Diagram of Transmitter Circuit
    258
  - Pre-Driver Power Amplifier
    259
  - Driver Power Amplifier
    259
  - Final Power Amplifier
    259
  - Antenna Switch
    259
  - Low-Pass Filter
    259
  - Directional Coupler
    260
  - Output Power Control
    260
  - Thermal and Over-Voltage Protections
    260
  - Pressure Pad Switch
    260
- Receiver Circuit
  260
  - Receiver Front-End
    261
  - Figure 11-2 Diagram of Receiver Circuit
    261
  - Receiver Back-End
    262
- Frequency Generation Unit (FGU)
  262
  - PLL Synthesizer
    262
  - Figure 11-3 Diagram of if Processor
    262
  - Reference Oscillator
    263
  - Pll IC
    263
  - Figure 11-4 Diagram of PLL IC
    263
  - Vco
    264
  - Figure 11-5 Diagram of VCO
    264
- PCB View
  265
- Block Diagram
  269
- Schematic Diagram
  272
- Parts List
  286
- Troubleshooting Flow Chart
  325
12 UHF3 (350-400Mhz 25W) Information

331
- Transmitter Circuit
  331
  - Power Amplifier
    331
  - TX Buffer Amplifier
    331
  - Figure 12-1 Diagram of Transmitter Circuit
    331
  - Pre-Driver Power Amplifier
    332
  - Driver Power Amplifier
    332
  - Final Power Amplifier
    332
  - Antenna Switch
    332
  - Low-Pass Filter
    332
  - Directional Coupler
    333
  - Output Power Control
    333
  - Thermal and Over-Voltage Protections
    333
  - Pressure Pad Switch
    333
- Receiver Circuit
  333
  - Receiver Front-End
    334
  - Figure 12-2 Diagram of Receiver Circuit
    334
  - Receiver Back-End
    335
- Frequency Generation Unit (FGU)
  335
  - PLL Synthesizer
    335
  - Figure 12-3 Diagram of if Processor
    335
  - Reference Oscillator
    336
  - Pll IC
    336
  - Figure 12-4 Diagram of PLL IC
    336
  - Vco
    337
  - Figure 12-5 Diagram of VCO
    337
- PCB View
  338
- Block Diagram
  342
- Schematic Diagram
  345
- Parts List
  359
- Troubleshooting Flow Chart
  398
13 UHF3 (350-400Mhz 45W) Information

404
- Transmitter Circuit
  404
  - Power Amplifier
    404
  - TX Buffer Amplifier
    404
  - Figure 13-1 Diagram of Transmitter Circuit
    404
  - Pre-Driver Power Amplifier
    405
  - Driver Power Amplifier
    405
  - Final Power Amplifier
    405
  - Antenna Switch
    405
  - Low-Pass Filter
    405
  - Directional Coupler
    406
  - Output Power Control
    406
  - Thermal and Over-Voltage Protections
    406
  - Pressure Pad Switch
    406
- Receiver Circuit
  406
  - Receiver Front-End
    407
  - Figure 13-2 Diagram of Receiver Circuit
    407
  - Receiver Back-End
    408
- Frequency Generation Unit (FGU)
  408
  - PLL Synthesizer
    408
  - Figure 13-3 Diagram of if Processor
    408
  - Reference Oscillator
    409
  - Pll IC
    409
  - Figure 13-4 Diagram of PLL IC
    409
  - Vco
    410
  - Figure 13-5 Diagram of VCO
    410
- PCB View
  411
- Block Diagram
  415
- Schematic Diagram
  418
- Parts List
  432
- Troubleshooting Flow Chart
  471
14 VHF (136-174Mhz 25W) Information

477
- Transmitter Circuit
  477
  - Power Amplifier
    477
  - Pre-Driver Power Amplifier
    477
  - Figure 14-1 Diagram of Transmitter Circuit
    477
  - Driver Power Amplifier
    478
  - Final Power Amplifier
    478
  - Antenna Switch
    478
  - Low-Pass Filter
    478
  - Directional Coupler
    478
  - Output Power Control
    479
  - Thermal and Over-Voltage Protections
    479
  - Pressure Pad Switch
    479
- Receiver Circuit
  479
  - Receiver Front-End
    480
  - Figure 14-2 Diagram of Receiver Circuit
    480
  - Receiver Back-End
    481
- Frequency Generation Unit (FGU)
  481
  - PLL Synthesizer
    481
  - Figure 14-3 Diagram of if Processor
    481
  - Reference Oscillator
    482
  - Pll IC
    482
  - Figure 14-4 Diagram of PLL IC
    482
  - Vco
    483
  - Figure 14-5 Diagram of VCO
    483
- PCB View
  484
- Block Diagram
  488
- Schematic Diagram
  491
- Parts List
  505
- Troubleshooting Flow Chart
  545
15 VHF (136-174Mhz 50W) Information

551
- Transmitter Circuit
  551
  - Power Amplifier
    551
  - Pre-Driver Power Amplifier
    551
  - Driver Power Amplifier
    551
  - Figure 15-1 Diagram of Transmitter Circuit
    551
  - Final Power Amplifier
    552
  - Antenna Switch
    552
  - Low-Pass Filter
    552
  - Directional Coupler
    552
  - Output Power Control
    553
  - Thermal and Over-Voltage Protections
    553
  - Pressure Pad Switch
    553
- Receiver Circuit
  553
  - Figure 15-2 Diagram of Receiver Circuit
    553
  - Figure 15-3 Diagram of if Processor
    554
  - Receiver Back-End
    554
  - Receiver Front-End
    554
- Frequency Generation Unit (FGU)
  555
  - PLL Synthesizer
    555
  - Reference Oscillator
    555
  - Pll IC
    555
  - Vco
    556
  - Figure 15-4 Diagram of PLL IC
    556
  - Figure 15-5 Diagram of VCO
    557
- PCB View
  558
- Block Diagram
  562
- Schematic Diagram
  565
- Parts List
  579
- Troubleshooting Flow Chart
  620
16 Disassembly and Assembly

626
- Disassembly
  626
- Assembly
  627
17 Exploded View

629
18 Packing Guide

633
19 Specifications

634

Hytera MD78X Service Manual (595 pages)

DMR MOBILE RADIO

Brand: Hytera | Category: Radio | Size: 27 MB

Preface
2
Table of Contents
3
1 Revision History

7
2 Copyright Information

8
3 Disclaimer

9
4 Product Overview

10
- Intended User
  10
5 Product Controls

11
- Front Panel
  11
- Rear Panel
  12
- Power Supply
  13
- Keys
  13
- LCD Display
  13
- Diagram of Front Panel
  13
- Leds and Backlight
  14
- MMC
  14
- Audio Output
  14
- Volume Control
  14
7 Baseband Section

15
- Power Section
  15
- Power On/Off
  16
  - Power On/Off Key
    16
  - Ignition Signal
    16
  - Emergency
    16
- Clock
  17
- Interface Distribution
  17
  - Input Clock
    17
  - Serial Peripheral Interface (SPI)
    17
  - MICROWIRE Interface
    18
  - Serial Synchronous Interface (SSI)
    18
  - USB Interface
    19
  - UART Interface
    19
  - Diagram of SSI Interface
    19
  - Diagram of USB Interface
    19
  - Mobile Accessory Connector (MAC)
    20
  - Option Board Interface
    20
  - Diagram of UART Interface
    20
- Audio Section
  22
  - RX Audio Circuit
    22
  - TX Audio Circuit
    22
  - Diagram of Audio Section
    22
  - Troubleshooting Flow Chart for Control Circuit
    24
- PCB Difference
  25
- Watchdog Circuit
  25
8 GPS Circuit

26
- Circuit Description
  26
- Schematic Diagram
  26
- Diagram of GPS Circuit
  26
- Parts List
  27
- Troubleshooting Flow Chart
  28
9 Tuning Description

29
10 Interface Definition

30
11 UHF1 (400-470Mhz 25W) Information

33
- Transmitter Circuit
  33
  - Power Amplifier
    33
  - TX Buffer Amplifier
    33
  - Driver Power Amplifier
    34
  - Final Power Amplifier
    34
  - Antenna Switch
    34
  - Low-Pass Filter
    34
  - Output Power Control
    35
  - Thermal and Over-Voltage Protections
    35
  - Pressure Pad Switch
    35
- Receiver Circuit
  35
- Receiver Back-End
  36
- Frequency Generation Unit (FGU)
  36
  - PLL Synthesizer
    36
  - Diagram of if Processor
    36
  - Reference Oscillator
    37
  - Pll IC
    37
  - Vco
    37
  - Diagram of PLL IC
    37
  - Diagram of VCO
    38
  - MD78X/MD78XG PCB View (Front Panel)
    39
  - Top Layer
    39
  - Bottom Layer
    40
  - MD78X/MD78XG PCB View (Main Board)
    41
  - MD78X/MD78XG Block Diagram (Power Section)
    43
  - BB Schematic Block Diagram
    45
  - MD78X/MD78XG Schematic Diagram
    46
- Parts List
  60
- Troubleshooting Flow Chart
  95
  - Description of Normal Situations
    96
  - Fgu
    99
12 UHF1 (400-470Mhz 45W) Information

101
- Transmitter Circuit
  101
- Receiver Circuit
  103
- Frequency Generation Unit (FGU)
  104
- PCB View
  107
- Block Diagram
  111
- Schematic Diagram
  114
- Parts List
  128
- Troubleshooting Flow Chart
  163
13 UHF2 (450-520Mhz 25W) Information

169
- Transmitter Circuit
  169
- Receiver Circuit
  171
- Frequency Generation Unit (FGU)
  172
- PCB View
  175
- Block Diagram
  179
- Schematic Diagram
  182
- Parts List
  196
- Troubleshooting Flow Chart
  232
14 UHF2 (450-520Mhz 45W) Information

238
- Transmitter Circuit
  238
- Receiver Circuit
  240
- Frequency Generation Unit (FGU)
  241
- PCB View
  244
- Block Diagram
  248
- Schematic Diagram
  251
- Parts List
  265
- Troubleshooting Flow Chart
  301
15 UHF3 (350-400Mhz 25W) Information

307
- Transmitter Circuit
  307
- Receiver Circuit
  309
- Frequency Generation Unit (FGU)
  310
- PCB View
  313
- Block Diagram
  317
- Schematic Diagram
  320
- Parts List
  334
- Troubleshooting Flow Chart
  370
16 UHF3 (350-400Mhz 45W) Information

376
- Transmitter Circuit
  376
- Receiver Circuit
  378
- Frequency Generation Unit (FGU)
  379
- PCB View
  382
- Block Diagram
  386
- Schematic Diagram
  389
- Parts List
  403
- Troubleshooting Flow Chart
  439
17 VHF (136-174Mhz 25W) Information

445
- Transmitter Circuit
  445
- Receiver Circuit
  447
- Frequency Generation Unit (FGU)
  448
- PCB View
  451
- Block Diagram
  455
- Schematic Diagram
  458
- Parts List
  472
- Troubleshooting Flow Chart
  509
18 VHF (136-174Mhz 50W) Information

515
- Transmitter Circuit
  515
- Receiver Circuit
  517
- Frequency Generation Unit (FGU)
  518
- PCB View
  521
- Block Diagram
  525
- Schematic Diagram
  528
- Parts List
  542
- Troubleshooting Flow Chart
  579
19 Disassembly and Assembly

585
20 Exploded View

588
21 Packing Guide

591
22 Specifications

592

Hytera MD78X Service Manual (519 pages)

DIGITAL MOBILE RADIO

Brand: Hytera | Category: Radio | Size: 25 MB

Uhf1 (400-470 Mhz)

6
- Table of Contents
  6
- Product Controls
  8
- Disassembly and Reassembly
  10
- Disassembling the Radio
  10
- Reassembling the Radio
  11
- Exploded View and Packing Guide
  12
- Exploded View
  12
- Packing Guide
  14
- Specifications and Blind Spot
  15
- Specifications
  15
- Blind Spot
  18
- Circuit Description
  19
- Front Panel
  19
- Baseband
  21
- Power Supply Module
  21
- Control Module
  22
- Audio Module
  28
- PCB Difference
  29
- RF Section
  30
- Transmitter Circuit
  30
- Receiver Circuit
  33
- FGU Circuit
  34
- GPS Circuit Section
  36
- Troubleshooting Flow Chart
  37
- Control Circuit
  37
- GPS Circuit
  38
- TX Circuit
  39
- RX Circuit
  40
- Frequency Generation Unit (FGU)
  42
- Interface Definition
  44
- 10-Pin Connector
  44
- DB26 Accessory Interface
  46
- Other Interfaces
  49
- Tuning Description
  57
- Required Test Instruments
  57
- Tuning Procedures
  57
- Tuning the Radio
  57
- Testing the Radio
  60
- PCB View
  62
- Block Diagram
  66
- Schematic Diagram
  69
- Parts List
  83
- Front Panel
  83
- GPS Circuit
  84
- Main Board (25 W)
  84
- Main Board (45 W)
  97
Uhf2 (450-520 Mhz)

112
- Product Controls
  114
- Disassembling the Radio
  116
- Disassembly and Reassembly
  116
- Reassembling the Radio
  117
- Exploded View
  118
- Exploded View and Packing Guide
  118
- Packing Guide
  120
- Specifications
  121
- Specifications and Blind Spot
  121
- Blind Spot
  124
- Circuit Description
  125
- Front Panel
  125
- Baseband
  127
- Power Supply Module
  127
- Control Module
  128
- Audio Module
  134
- PCB Difference
  135
- RF Section
  136
- Transmitter Circuit
  136
- Receiver Circuit
  139
- FGU Circuit
  140
- GPS Circuit Section
  142
- Control Circuit
  143
- Troubleshooting Flow Chart
  143
- GPS Circuit
  144
- TX Circuit
  145
- RX Circuit
  146
- Frequency Generation Unit (FGU)
  148
- 10-Pin Connector
  150
- Interface Definition
  150
- DB26 Accessory Interface
  152
- Other Interfaces
  155
- Required Test Instruments
  162
- Tuning Description
  162
- Tuning Procedures
  162
- Tuning the Radio
  162
- Testing the Radio
  165
- PCB View
  167
- Block Diagram
  171
- Schematic Diagram
  174
- Front Panel
  188
- Parts List
  188
- GPS Circuit
  189
- Main Board (25 W)
  189
- Main Board (45 W)
  202
Uhf3 (350-400 Mhz)

217
- Product Controls
  219
- Disassembling the Radio
  221
- Disassembly and Reassembly
  221
- Reassembling the Radio
  222
- Exploded View
  223
- Exploded View and Packing Guide
  223
- Packing Guide
  225
- Specifications
  226
- Specifications and Blind Spot
  226
- Blind Spot
  229
- Circuit Description
  230
- Front Panel
  230
- Baseband
  232
- Power Supply Module
  232
- Control Module
  233
- Audio Module
  239
- PCB Difference
  240
- RF Section
  241
- Transmitter Circuit
  241
- Receiver Circuit
  244
- FGU Circuit
  245
- GPS Circuit Section
  247
- Control Circuit
  248
- Troubleshooting Flow Chart
  248
- GPS Circuit
  249
- TX Circuit
  250
- RX Circuit
  251
- Frequency Generation Unit (FGU)
  253
- 10-Pin Connector
  255
- Interface Definition
  255
- DB26 Accessory Interface
  257
- Other Interfaces
  260
- Required Test Instruments
  267
- Tuning Description
  267
- Tuning Procedures
  267
- Tuning the Radio
  267
- Testing the Radio
  270
- PCB View
  272
- Schematic Diagram
  279
- Front Panel
  293
- Parts List
  293
- GPS Circuit
  294
- Main Board (25 W)
  294
- Main Board (45 W)
  294
Uhf5 (806-941 Mhz)

322
- Product Controls
  324
- Disassembling the Radio
  326
- Disassembly and Reassembly
  326
- Reassembling the Radio
  327
- Exploded View
  328
- Exploded View and Packing Guide
  328
- Packing Guide
  330
- Specifications
  331
- Specifications and Blind Spot
  331
- Blind Spot
  334
- Circuit Description
  335
- Front Panel
  335
- Power Supply Module
  337
- Control Module
  338
- Audio Module
  345
- RF Section
  346
- Transmitter Circuit
  346
- Receiver Circuit
  348
- FGU Circuit
  349
- GPS Circuit Section
  351
- Control Circuit
  352
- Troubleshooting Flow Chart
  352
- GPS Circuit
  353
- TX Circuit
  354
- RX Circuit
  355
- Frequency Generation Unit (FGU)
  356
- 10-Pin Connector
  358
- Interface Definition
  358
- DB26 Accessory Interface
  360
- Other Interfaces
  364
- Required Test Instruments
  371
- Tuning Description
  371
- Tuning Procedures
  371
- Tuning the Radio
  371
- Testing the Radio
  374
- PCB View
  376
- Block Diagram
  380
- Schematic Diagram
  383
- Front Panel
  398
- Parts List
  398
- GPS Circuit
  399
- Main Board
  399
Vhf (136 - 174 Mhz)

415
- Product Controls
  417
- Disassembling the Radio
  419
- Disassembly and Reassembly
  419
- Reassembling the Radio
  420
- Exploded View
  421
- Exploded View and Packing Guide
  421
- Packing Guide
  423
- Specification
  424
- Specifications and Blind Spot
  424
- Blind Spot
  427
- Circuit Description
  428
- Front Panel
  428
- Baseband
  430
- Power Supply Module
  430
- Control Module
  431
- Audio Module
  437
- RF Section
  438
- Transmitter Circuit
  438
- Receiver Circuit
  441
- FGU Circuit
  442
- GPS Circuit
  444
- Control Circuit
  445
- Troubleshooting Flow Chart
  445
- GPS Circuit
  446
- TX Circuit
  447
- RX Circuit
  448
- Frequency Generation Unit (FGU)
  449
- 10-PIN Connector
  451
- Interface Definition
  451
- DB26 Accessory Interface
  453
- Other Interfaces
  457
- Required Test Instruments
  463
- Tuning Description
  463
- Tuning Procedures
  463
- Tuning the Radio
  463
- Testing the Radio
  466
- PCB View
  468
- Block Diagram
  472
- Schematic Diagram
  475
- Front Panel
  489
- Parts List
  489
- GPS Circuit
  490
- Main Board (25W)
  490
- Main Board (50W)
  504

Hytera MD78X Manual (36 pages)

Digital Mobile Radio

Brand: Hytera | Category: Radio | Size: 1 MB

Copyright Information
2
Term Explanation
2
Fcc Regulations
3
Table of Contents
5
Checking Items in the Package

6
Product Overview

7
- Front Panel
  7
- Rear Panel
  7
- Programmable Keys
  8
Installation

9
- Instructions
  9
- Installation Tools
  9
- Installation Steps
  9
Status Indication

11
- LCD Icon
  11
- LED Indicator
  12
Basic Operations

13
- Turning the Radio On/Off
  13
- Adjusting the Volume
  13
- Selecting a Zone
  13
- Selecting a Channel
  13
- Switching the Channel Mode
  13
Call

14
- Private Call
  14
- Group Call
  14
- All Call
  15
- Calls on Analog Channels
  15
Menu Navigation

16
- Contact
  16
- Message
  17
- Call Logs
  18
- Scan
  18
- Zone
  19
- Settings
  19
- Accessories
  21
Functions and Operations

22
- Home Screen
  22
- Scan
  22
- Public Address
  22
- Talk Around
  23
- Monitor
  23
- Squelch off
  23
- Emergency
  23
- Ignition Sense
  27
- Scrambler /Encrypt
  27
- Functions and Operations
  27
- Busy Channel Lockout
  28
- Time-Out Timer (TOT)
  28
- Pseudo Trunking
  28
- MIC Agc
  28
- Emergency Footswitch
  28
- Channel Steering
  29
- Radio Registration Service
  29
- GPS Revert
  29
- Lone Worker
  29
Signaling Introduction

30
- Hdc1200
  30
- 5-Tone
  30
Troubleshooting

32
Care and Cleaning

34
Optional Accessories

35
Appendix

36
- Input Method
  36

Hytera MD78X Upgrade Manual (44 pages)

DMR Radio

Brand: Hytera | Category: Radio | Size: 0 MB

Table of Contents
3
Documentation Information

4
- R4.5
  6
1 Important Tips before Upgrade

7
2 Before You Start

8
- Firmware Version Check
  8
- Preparations
  8
- R5.5
  9
3 Upgrade and Check

10
- Entering the Download Mode
  10
- Starting Upgrade
  12
- After-Upgrade Check
  16
  - Radio with Display
    16
  - Radio Without Display
    16
Applicable Model and Version

18
- A6.01.05.006/S6.01
  18

Hytera MD78X User Manual (28 pages)

Digital Mobile Radio

Brand: Hytera | Category: Radio | Size: 0 MB

Fcc Regulations
3
Items in the Package
5
Product Overview
6
Front Panel
6
Rear Panel
7
Programmable Keys
7
Before Use
8
Installation Tools
8
Installation Procedure
8
Status Indication
11
Lcd Icon
11
Led Indicator
12
Menu Navigation
14
Basic Operations
15
Adjusting the Volume
15
Selecting a Zone
16
Selecting a Channel
16
Contact List
17
Private Call
18
Receiving and Responding to a Private Call
19
Group Call
19
Initiating a Group Call
19
Emergency Call
20
Message Service
21
Troubleshooting
22
Care and Cleaning
24
Optional Accessories
25
RF Radiation Safety Warnings and the Following
27

Hytera MD78X Quick Reference Manual (12 pages)

Brand: Hytera | Category: Portable Radio | Size: 2 MB

Hytera Categories

Portable Radio Radio Repeater Two-Way Radio Touch terminals

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Hytera MD78X Service Manual (638 pages)

Table of Contents

Documentation Information

1 Introduction

2 Product Controls

3 Front Panel Section

4 Baseband Section

5 GPS Circuit

6 Tuning Description

7 Interface Definition

8 UHF1 (400-470Mhz 25W) Information

9 UHF1 (400-470Mhz 45W) Information

10 UHF2 (450-520Mhz 25W) Information

11 UHF2 (450-520Mhz 45W) Information

12 UHF3 (350-400Mhz 25W) Information

13 UHF3 (350-400Mhz 45W) Information

14 VHF (136-174Mhz 25W) Information

15 VHF (136-174Mhz 50W) Information

16 Disassembly and Assembly

17 Exploded View

18 Packing Guide

19 Specifications

Hytera MD78X Service Manual (595 pages)

Table of Contents

1 Revision History

2 Copyright Information

3 Disclaimer

4 Product Overview

5 Product Controls

7 Baseband Section

8 GPS Circuit

9 Tuning Description

10 Interface Definition

11 UHF1 (400-470Mhz 25W) Information

12 UHF1 (400-470Mhz 45W) Information

13 UHF2 (450-520Mhz 25W) Information

14 UHF2 (450-520Mhz 45W) Information

15 UHF3 (350-400Mhz 25W) Information

16 UHF3 (350-400Mhz 45W) Information

17 VHF (136-174Mhz 25W) Information

18 VHF (136-174Mhz 50W) Information

19 Disassembly and Assembly

20 Exploded View

21 Packing Guide

22 Specifications

Hytera MD78X Service Manual (519 pages)

Table of Contents

Uhf1 (400-470 Mhz)

Uhf2 (450-520 Mhz)

Uhf3 (350-400 Mhz)

Uhf5 (806-941 Mhz)

Vhf (136 - 174 Mhz)

Hytera MD78X Manual (36 pages)

Table of Contents

Checking Items in the Package

Product Overview

Installation

Status Indication

Basic Operations

Call

Menu Navigation

Functions and Operations

Signaling Introduction

Troubleshooting

Care and Cleaning

Optional Accessories

Appendix

Hytera MD78X Upgrade Manual (44 pages)

Table of Contents

Documentation Information

1 Important Tips before Upgrade

2 Before You Start

3 Upgrade and Check

Applicable Model and Version

Hytera MD78X User Manual (28 pages)

Table of Contents

Hytera MD78X Quick Reference Manual (12 pages)

Table of Contents

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