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Hytera RD985 Service Manual

Hytera RD985
333 pages
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Service Manual
Preface
This manual describes information related with product repair. To repair the product properly, please
read this manual carefully.
This manual is applicable to the following model:
RD98X (X may indicate 2, 5, 6 or 8.)

Other manuals for Hytera RD985

Questions and Answers:

Hytera RD985 Specifications

General IconGeneral
Dimensions88 x 483 x 366 mm
Weight8.5 kg
Frequency RangeUHF: 400-470 MHz, VHF: 136-174 MHz
Channel Capacity1024
Channel Spacing12.5/20/25 kHz
Operating Voltage13.6V DC ±15%
Operating Temperature-30°C to +60°C
Digital ProtocolDMR
Modulation16K0F3E
Power Supply100-240 V AC, 50/60 Hz

Summary

Product Controls

Baseband Section Overview

Baseband Section: Main Board

Details the main board components, including processors, memory, and peripheral interfaces.

Tuning Description

Interface Definition

UHF1 (400-470MHz) Information

UHF1 Information: TX Circuit

Details the TX circuit, including PA, power control, diagnosis, and protection circuits.

UHF1 Information: RX Circuit

Describes the RX circuit, comprising RF band-pass filter, LNA, mixer, and IF processor.

UHF2 (450-520MHz) Information

UHF2 Information: TX Circuit

Details the TX circuit, including PA, power control, diagnosis, and protection circuits.

UHF2 Information: RX Circuit

Describes the RX circuit, comprising RF band-pass filter, LNA, mixer, and IF processor.

UHF3 (350-400MHz) Information

UHF3 Information: TX Circuit

Details the TX circuit, including PA, power control, diagnosis, and protection circuits.

UHF3 Information: RX Circuit

Describes the RX circuit, comprising RF band-pass filter, LNA, mixer, and IF processor.

VHF (136-174MHz) Information

VHF Information: TX Circuit

Details the TX circuit, including PA, power control, diagnosis, and protection circuits.

VHF Information: RX Circuit

Describes the RX circuit, comprising RF band-pass filter, LNA, mixer, and IF processor.

Disassembly and Assembly

Exploded View

Specifications

General Specifications

Lists general electrical and physical specifications, including frequency range, channel capacity, and dimensions.

Transmitter Specifications

Details specifications for the transmitter, including power output, modulation, and emissions.

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