Hytera HD705 Manuals

Manuals and User Guides for Hytera HD705. We have 3 Hytera HD705 manuals available for free PDF download: Service Manual, Upgrade Manual

Hytera HD705 Service Manual

Hytera HD705 Service Manual (513 pages)

Brand: Hytera | Category: Portable Radio | Size: 17 MB

Table of Contents

Table of Contents
4
Documentation Information

11
1 Introduction

12
2 Product Controls

13
3 Baseband Section

16
- Power Section
  16
  - Diagram of Power Control
    16
  - Radio On/Off
    16
  - Figure 3-1 Diagram of Power Control
    16
  - Figure 3-2 Diagram of Radio On/Off Control
    16
  - Power Protection
    17
  - Power Consumption Control
    17
- Control Section
  17
  - OMAP5912 Dual-Core Processor
    17
  - Figure 3-3 Diagram of OMAP5912
    18
  - Figure 3-4 Diagram of Overall Scheme
    18
  - External Memory
    19
  - Figure 3-5 Diagram of External Memory
    19
  - Clock
    20
  - Figure 3-6 Diagram of Baseband Clock
    20
  - Reset Signal
    21
  - Spi
    21
  - Mcbsp
    21
  - Figure 3-7 Diagram of Reset Signal
    21
  - Figure 3-8 Diagram of SPI Connection
    21
  - Usb
    22
  - Figure 3-9 Diagram of MCBSP Connection
    22
  - Figure 3-10 Diagram of USB Interface
    22
  - Uart
    23
  - I2C
    23
  - Figure 3-11 Diagram of UART Interface Connection
    23
  - Figure 3-12 Diagram of I2C Connection
    23
  - Microwire
    24
  - Mcsi1
    24
- Audio Section
  24
- Troubleshooting Flow Chart
  27
- PCB Difference
  28
4 GPS Circuit

29
- Circuit Description
  29
- Figure 4-1 Diagram of GPS Circuit
  29
- Schematic Diagram
  30
- Parts List
  30
- Figure 4-2 Schematic Diagram
  30
- Troubleshooting Flow Chart
  33
5 Tuning Description

34
6 Interface Definition

35
7 UHF1 (400-470Mhz) Information

42
- Transmitter Circuit
  42
- Receiver Circuit
  43
  - Receiver Front-End
    44
  - Figure 7-2 Diagram of Receiver Circuit
    44
  - Receiver Back-End
    45
- Frequency Generation Unit (FGU)
  45
  - Figure 7-3 Diagram of if Processor
    45
  - Figure 7-4 Diagram of FGU
    46
  - Working Principle of PLL
    46
  - Two-Point Modulation
    47
  - Working Principle of VCO
    47
- PCB View
  48
- Block Diagram
  56
- Schematic Diagram
  59
- Parts List
  75
- Troubleshooting Flow Chart
  125
8 UHF2 (450-520Mhz) Information

131
- Transmitter Circuit
  131
  - RF Power Amplifier Circuit
    131
  - Figure 8-1 Diagram of Transmitter Circuit
    131
  - Low-Pass Filter Circuit
    132
  - Auto Power Control Circuit
    132
- Receiver Circuit
  132
  - Receiver Front-End
    133
  - Figure 8-2 Diagram of Receiver Circuit
    133
  - Receiver Back-End
    134
- Frequency Generation Unit (FGU)
  134
  - Figure 8-3 Diagram of if Processor
    134
  - Figure 8-4 Diagram of FGU
    135
  - Working Principle of PLL
    135
  - Working Principle of VCO
    135
  - Two-Point Modulation
    136
- PCB View
  137
- Block Diagram
  145
- Schematic Diagram
  148
- Parts List
  164
- Troubleshooting Flow Chart
  215
9 UHF3 (350-400Mhz) Information

221
- Transmitter Circuit
  221
  - RF Power Amplifier Circuit
    221
  - Figure 9-1 Diagram of Transmitter Circuit
    221
  - Low-Pass Filter Circuit
    222
  - Auto Power Control Circuit
    222
- Receiver Circuit
  222
  - Receiver Front-End
    223
  - Figure 9-2 Diagram of Receiver Circuit
    223
  - Receiver Back-End
    224
- Frequency Generation Unit (FGU)
  224
  - Figure 9-3 Diagram of if Processor
    224
  - Figure 9-4 Diagram of FGU
    225
  - Working Principle of PLL
    225
  - Working Principle of VCO
    225
  - Two-Point Modulation
    226
- PCB View
  227
- Block Diagram
  235
- Schematic Diagram
  238
- Parts List
  254
- Troubleshooting Flow Chart
  305
10 UHF5 (806-941Mhz) Information

311
- Transmitter Circuit
  311
  - RF Power Amplifier Circuit
    311
  - Figure 10-1 Diagram of Transmitter Circuit
    311
  - Low-Pass Filter Circuit
    312
  - Auto Power Control Circuit
    312
- Receiver Circuit
  312
  - Receiver Front-End
    313
  - Figure 10-2 Diagram of Receiver Circuit
    313
  - Receiver Back-End
    314
- Frequency Generation Unit (FGU)
  314
  - Figure 10-3 Diagram of if Processor
    314
  - Figure 10-4 Diagram of FGU
    315
  - Working Principle of PLL
    315
  - Working Principle of VCO
    315
  - Two-Point Modulation
    316
- PCB View
  317
- Block Diagram
  325
- Schematic Diagram
  328
- Parts List
  344
- Troubleshooting Flow Chart
  398
11 VHF (136-174Mhz) Information

406
- Transmitter Circuit
  406
  - RF Power Amplifier Circuit
    406
  - Figure 11-1 Diagram of Transmitter Circuit
    406
  - Low-Pass Filter Circuit
    407
  - Auto Power Control Circuit
    407
- Receiver Circuit
  407
  - Receiver Front-End
    408
  - Figure 11-2 Diagram of Receiver Circuit
    408
  - Receiver Back-End
    409
- Frequency Generation Unit (FGU)
  409
  - Working Principle of PLL
    410
  - Working Principle of VCO
    410
  - Direct Modulation
    411
- PCB View
  412
- Block Diagram
  420
- Schematic Diagram
  423
- Parts List
  439
- Troubleshooting Flow Chart
  492
12 Disassembly and Assembly

498
- Disassembling the Chassis
  498
- Disassembling the TX and RX Units
  498
- Assembly
  499
13 Exploded View

500
14 Packing Guide

506
15 Specifications

507
16 Appendix

510
- Table 16-1 UHF1 Blind Spot
  511
- Table 16-2 UHF2 Blind Spot
  511
- Table 16-3 UHF3 Blind Spot
  512
- Table 16-5 VHF Blind Spot
  512

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Hytera HD705 Service Manual

Hytera HD705 Service Manual (299 pages)

Brand: Hytera | Category: Portable Radio | Size: 8 MB

Table of Contents

Table of Contents
3
1 Revision History

5
2 Copyright Information

6
3 Disclaimer

7
4 Introduction

8
5 Product Controls

9
6 Baseband Section

11
- Power Section
  11
- Control Section
  12
- External Memory
  13
- Audio Section
  18
- Troubleshooting Flow Chart
  20
- PCB Difference
  21
7 GPS Circuit

22
- Circuit Description
  22
- Schematic Diagram
  23
- Parts List
  24
- Troubleshooting Flow Chart
  25
8 Tuning Description

26
9 Interface Definition

27
10 UHF1 (400-470Mhz) Information

31
- Transmitter Circuit
  31
- Receiver Circuit
  32
- Frequency Generation Unit (FGU)
  34
- PCB View
  36
- Block Diagram
  44
- Schematic Diagram
  47
- Parts List
  63
- Troubleshooting Flow Chart
  88
11 UHF2 (450-520Mhz) Information

94
- Transmitter Circuit
  94
- Receiver Circuit
  95
- Frequency Generation Unit (FGU)
  97
- PCB View
  99
- Block Diagram
  107
- Schematic Diagram
  110
- Parts List
  126
- Troubleshooting Flow Chart
  152
12 UHF3 (350-400Mhz) Information

158
- Transmitter Circuit
  158
- Receiver Circuit
  159
- Frequency Generation Unit (FGU)
  161
- PCB View
  163
- Block Diagram
  171
- Schematic Diagram
  174
- Parts List
  190
- Troubleshooting Flow Chart
  216
13 VHF (136-174Mhz) Information

222
- Transmitter Circuit
  222
- Receiver Circuit
  223
- Frequency Generation Unit (FGU)
  225
- PCB View
  227
- Block Diagram
  235
- Schematic Diagram
  238
- Parts List
  254
- Troubleshooting Flow Chart
  281
14 Disassembly and Assembly

287
15 Exploded View

289
16 Packing Guide

293
17 Specifications

294
18 Appendix

296

Hytera HD705 Upgrade Manual

Hytera HD705 Upgrade Manual (44 pages)

DMR Radio

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

Table of Contents

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

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