Ericsson C605 Maxicom Manuals

Manuals and User Guides for Ericsson C605 Maxicom. We have 1 Ericsson C605 Maxicom manual available for free PDF download: Service Manual

Ericsson C605 Maxicom Service Manual

Ericsson C605 Maxicom Service Manual (76 pages)

470 MHz Mobile radio station

Brand: Ericsson | Category: Transceiver | Size: 19 MB

Table of Contents

Table of Contents
2
1 Introduction

4
- General
  4
2 Technical Data

4
- Transmitter
  4
- Regulator
  4
- Cipher
  4
3 Installation

5
4 Operating Instructions

8
5 Circuit Description of Radio Parts

12
6 Description of the Logic Parts

17
7 Description of the Cipher Circuits

20
- General
  20
- Mechanical Design
  20
- Transmission of Plain Text
  23
- Transmission of Enciphered Message
  23
- Fig 7 .1. the Ciphering Unit
  23
8 Checking and Adjusting

24
- General
  24
- Test Equipment
  24
- Test Set up
  24
- Fig 8.1 Removing the Logic Unit from the Radio Unit
  24
  - Radio Unit
    24
  - Checking the Regulator
    25
- Fig 8.3 Regulator's Testpoints
  25
  - Checking and Adjusting the 1 Band Receiver
    26
  - Checking and Adjusting the Duplex Transmitter
    26
9 Trouble Shooting

27
- Trouble Shooting on Unit Level
  27
- Central Service
  27
- The Connection Unit
  27
10 Spare Parts

28
- Duplex Transmitter
  28
- Band Receiver
  28
- Frequency Generator
  30
- Regulator
  30
- Logic Board
  31
- Control Board
  31
- PROM Board
  32
- Display Board
  32
- Bridgin Board
  32
- Interconnection Unit for Cipher
  33
- Connection Unit
  33
- Interconnection Unit
  33
- Interface Board
  33
- Complete Units
  34
- Antenna Filter Board
  40
- Fig 11.8. Connector Board for Loudspeaker and Hand
  43
  - Component Layout
    43
  - Connector Board for Loudspeaker and Handset
    44
- Fig 11.9. Connector Board for Loudspeaker and Hand
  44
  - Circuit Diagram
    44
- Fig 11.10. Connector Board for Radio and Logic Boards
  45
  - Fig 11.11. Connector Board for Radio and Logic Boards
    46
  - Diagram
    46
- Fig 11.19. Cipher Board 2, Circuit Diagram
  54
- Fig 11.20. Interface Board for Data Communication, Com
  55
  - Layout
    55
- Fig 11.34. Basic Logic, Component Layout
  74

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