3M MP7770 Manuals

Manuals and User Guides for 3M MP7770. We have 1 3M MP7770 manual available for free PDF download: Service Manual

3M MP7770 Service Manual

3M MP7770 Service Manual (45 pages)

Brand: 3M | Category: Projector | Size: 1 MB

Table of Contents

Service Manual
1
Table of Contents
2
Section 1. Machine Overview

4
- Overview
  4
- Machine Identification
  4
- Cleaning
  4
- Safety
  5
- Specifications
  6
Section 2. Disassembly/Reassembly

7
- Overview
  7
- Required Tools
  7
- Steps for Removing Projector Components
  7
  - Remove Bottom Cover
    8
  - Remove Top Cover
    10
  - Remove Interface Board Plate
    11
  - Remove Interface Board
    12
  - Remove DMD Kit
    13
  - Remove Main Fan
    14
  - Remove Power Supply and Flyback Converter
    15
  - Remove Video Board
    16
Section 3. Troubleshooting

17
- Troubleshooting Flowcharts
  17
  - Firmware Update
    17
  - Fan Cooling System Check
    18
  - Sound Check
    19
  - Video Check
    20
  - No Image, Start-Up Screen OK
    21
  - No Image, no Start-Up Screen
    22
  - Lamp Does Not Work
    23
  - No Function
    24
  - Switch off in Hot Condition
    25
Section 4. Theory and Diagrams

26
- Theory of Operation
  26
- Wiring Diagrams
  27
  - Wire Routing
    27
  - Wire Routing Parts Identification
    28
  - Component Connections
    29
- Cabling and Cable Connectors
  30
  - PC and MAC Cabling
    30
  - PC Cabling
    31
  - Cabling Parts Identification
    32
  - Cable Connectors
    33
- Functional Diagrams
  36
  - Component Layout
    36
  - Component Pin Connections
    37
  - Power Supply
    45

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