Benutzerhandbuch für Vertex Standard VX-4200

Inhaltsverzeichnis

• Introduction

  1
• Specifications

  2
• DSUB 15-pin Accessory Connector

  3
• Exploded View & Miscellaneous Parts

  5
• Block Diagram

  7
  • RF Unit

    7
  • FRONT-C Unit (VX-4100)

    8
  • FRONT-D Unit (VX-4200)

    8
• Circuit Description

  9
  • 1. Circuit Configuration by Frequency

    9
  • 2. Receiver System

    9
    • 2-1. Front-end RF amplifier

      9
    • 2-2. First Mixer

      9
    • 2-3. IF Amplifier

      9
    • 2-4. Audio amplifier

      9
    • 2-5. Squelch Circuit

      9
      • 2-5-1. Noise Squelch

        9
      • 2-5-2. Carrier Squelch

        9
  • 3. Transmitter System

    9
    • 3-1. Mic Amplifier

      9
    • 3-2. Drive and Final amplifier

      10
    • 3-3. Automatic Transmit Power Control

      10
    • 3-4. PLL Frequency Synthesizer

      10
      • 3-4-1. VCO

        10
      • 3-4-2. VCV CNTL

        10
      • 3-4-3. PLL

        10
• Alignment

  11
  • Introduction

    11
  • Required Test Equipment

    11
  • Alignment Preparation & Precautions

    11
  • Test Setup

    12
  • The Alignment Tool Outline

    12
  • Menu of the Tool

    12
• Installation of Option

  13
  • FVP-25/FVP-35/DVS-5/VTP-50

    13
• RF Unit

  15
  • Circuit Diagram

    15
  • Parts Layout (Side A)

    17
  • Parts Layout (Side B)

    18
  • Parts List

    19
    • C1xxx

      19
    • CD1xxx

      23
    • CF1xxx

      23
    • D1xxx

      23
    • F1xxx

      24
    • FB1xxx

      24
    • J1xxx

      24
    • JP1xxx

      24
    • L1xxx

      24
    • Q1xxx

      25
    • R1xxx

      26
    • T1xxx

      32
    • TH1xxx

      32
    • X1xxx

      32
    • XF1xxx

      32
• FRONT-C Unit (VX-4100)

  33
  • Circuit Diagram

    33
  • Parts Layout

    34
  • Parts List

    35
    • C4xxx

      35
    • D4xxx

      35
    • J4xxx

      35
    • MC4xxx

      35
    • Q4xxx

      35
    • R4xxx

      35
    • VR4xxx

      35
• FRONT-D Unit (VX-4200)

  37
  • Circuit Diagram

    37
  • Parts Layout

    38
  • Parts List

    39
    • C5xxx

      39
    • D5xxx

      39
    • DS5xxx

      39
    • J5xxx

      39
    • MC5xxx

      39
    • Q5xxx

      39
    • R5xxx

      39
    • TH5xxx

      40
    • VR5xxx

      40
• FVP-25 Encryption/DTMF Pager Unit

  41
  • Circuit Diagram

    41
  • Parts Layout

    41
  • Parts List

    42
• DVS-5 Voice Storage Unit

  43
  • Circuit Diagram

    43
  • Parts Layout

    44
  • Parts List

    44
• VTP-50 VX-Trunk Unit

  45
  • Circuit Diagram

    45
  • Parts Layout

    45
  • Parts List

    46