Simoco SRM9025 Manuals

Manuals and User Guides for Simoco SRM9025. We have 1 Simoco SRM9025 manual available for free PDF download: Service Manual

Simoco SRM9025 Service Manual

Simoco SRM9025 Service Manual (80 pages)

SRM 9000 Series FM VHF/UHF Mobile Radio Transceiver

Brand: Simoco | Category: Transceiver | Size: 2 MB

Table of Contents

Revision History
2
Table of Contents
3
1 Introduction

5
- General
  5
- Scope
  5
- Description
  5
- Product Variants and Facilities
  6
- Table 1-1 Common Features for All Variants
  6
- Table 1-2 Conventional-PMR Variants
  7
- Table 1-3 Trunked Variants
  8
- Glossary
  9
2 Service Philosophy

10
- Service Concept
  10
- Warranty
  10
  - Service Within and out of Warranty
    10
  - Ancillary Items
    10
- Software Policy
  10
- Adjustment and Alignment
  11
- Technical Specification
  12
  - General
    12
  - Transmitter
    13
  - Receiver
    14
  - Signalling
    15
  - Environmental
    16
3 Technical Description

17
- Receiver
  17
- Transmitter
  19
- Frequency Synthesiser
  23
  - General
    23
  - Pll
    23
  - Vco
    23
  - Negative Bias Generator and Loop Filter
    23
  - Phase Modulator
    23
  - Reference Oscillator
    24
- Control
  24
  - DSP and FPGA
    24
  - Figure 3-4 VHF/UHF Control Block Diagram
    25
  - DSP Clock Oscillator
    26
- Memory
  26
  - Multiplexer
    26
- Power Supplies
  26
  - Power on Function
    26
  - Power Supplies
    27
4 Alignment

29
- Test Equipment
  29
- Figure 4-1 SRM9000 Programming & Alignment Breakout Box
  30
- Figure 4-2 SRM9000 Speaker Output Breakout Box
  30
- Test Set up
  31
  - Figure 4-3 Test Set up
    31
  - COMMS Set up
    32
  - Radio Preparation
    33
  - Alignment Procedure
    34
5 Replaceable Parts

43
- Figure 5-1 Replaceable Parts
  43
- Figure 5-2 Band-Specific Parts
  44
6 Circuit Diagrams and Parts List

45

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