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Hytera Manuals
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PD78X Series
Service manual
Hytera PD78X Service Manual
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Also See for PD78X
:
System planner manual
(182 pages)
,
Upgrade manual
(44 pages)
,
Manual
(42 pages)
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Contents
Copyright Information
Product Controls
Circuit Description
RF Section
Diagram of TX Circuit
Diagram of RX Circuit
Front-End Circuit
Rear-End Circuit
Diagram of if Processor
Frequency Generation Unit (FGU)
Diagram of FGU
Working Principle of PLL
Working Principle of VCO
Two-Point Modulation
Diagram of GPS Circuit
Baseband Section
Power Section
Diagram of Power Section
Diagram of Radio On/Off Control
Power Protection
Power Consumption Control
Control Section
OMAP5912 Dual-Core Processor
Diagram of Overall Scheme
Diagram of External Memory
Emifs
Emiff
Diagram of Baseband Clock
Input Clock
Output Clock
Diagram of Reset Signal
Diagram of SPI Connection
Mcbsp
Diagram of MCBSP Connection
Diagram of USB Interface
Uart
Diagram of UART Interface Connection
Diagram of IC2 Connection
Microwire
Diagram of Microwire Connection
Mcsi1
Audio Section
Audio Diagram
Diagram of Audio Section
Diagram of Signal Flow
Diagram of Audio Signal Flow
Audio Amplifier
Tuning Description
Port Definition
J1601: 50-Pin Interface
J311: 30-Pin LCD Interface
J2: 20-Pin Option Board Interface
16-Pin Accessory Interface
Definition of Accessory Identifiers
Troubleshooting Flow Chart
Control Circuit
RX Circuit
Description of Normal Situation
TX Circuit
Fgu
GPS Circuit
Disassembly and Assembly
Disassembling the Chassis
Disassembling the TX and RX Units
Precautions for Assembly
Exploded View
Packing Guide
Specifications
Appendix
Table of Blind Spots
Advertisement
Quick Links
1
Product Controls
2
16-Pin Accessory Interface
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See also:
Owner's Manual
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This manual is also suitable for:
Hd785g
Hd785
Pd78xg
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