Nokia 445PRO Manuals

Manuals and User Guides for Nokia 445PRO. We have 1 Nokia 445PRO manual available for free PDF download: Service Manual

Nokia 445PRO Service Manual

Nokia 445PRO Service Manual (67 pages)

21” High Resolution Colour Monitor

Brand: Nokia | Category: Monitor | Size: 6.49 MB

Table of Contents

Table of Contents
3
Level
4
1 Product Overview

5
- Technical Specifications
  5
- Certifications
  6
  - Safety
    6
  - Emc
    6
  - Ray, Emissions, Environmental, Ergonomics
    6
- Preset Display Modes
  7
- S--Capacitor Table
  9
- Monitor Connection
  11
- User Controls
  12
- Menu
  13
2 Site Preparation

16
- Location
  16
- Troubleshooting
  16
- Checking the Operation of Powersaver
  17
3 Controlling the Memory for Picture Adjustments

18
- Memory for User Adjustments
  18
  - Adjustment
    18
- Memory for Factory Adjustments
  18
  - Adjustment
    19
4 Service Mode

19
- Grouping of the Adjustments
  19
- Service Menu
  20
  - Access to the Service Mode
    20
  - Geometry
    20
  - Grey Scale
    20
  - Memory Settings and Initializing the Replacement IC (IC402 on SMA)
    21
  - Storing Adjustments
    21
  - Exit from Service Menu
    21
5 Workshop Maintenance

22
- Important Safety Notice
  22
- ESD--Sensitive Parts
  22
- Test Equipment
  22
- Test Patterns
  22
- Disassembly
  23
6 Image Performance

24
- Image Stabilizing Time
  24
- Colour Temperature and Tracking
  24
- White Uniformity
  25
- Luminance
  25
- Image Size
  26
- Linearity
  26
- Geometrical Distortion
  26
- Straightness of Line Segment
  26
- Jitter
  27
- Focus
  27
- Convergence
  27
- High Voltage Regulation
  28
- Blinking Image
  28
- Settling Time
  28
7 Adjustment Procedure

29
- Adjustment Flow Diagram
  29
- Preliminary Preparations
  30
  - High Voltage
    30
  - Coarse Width
    30
- Geometry
  31
- Grey Scale
  32
  - The most Dominant Colour
    32
  - Low Light
    32
  - High Light
    32
- Maximum/Minimum Contrast
  32
- Focus
  32
- Convergence
  33
  - Measuring Conditions
    33
  - Convergence Measuring Gauge
    33
  - Static Convergence
    33
  - Dynamic Convergence
    34
- Installing Serial Number to Processor
  35
- Magnet Rings
  35
- Beamlanding
  35
8 Screen and Faceplate Blemishes

36
- Definitions of Inspection Conditions and Terms
  36
  - Standard Observing Condition
    36
  - Zone Division
    36
  - Minimum Distance Beetween Defects
    36
  - Average Diameter of Defect
    36
- Face Defect Standard (Black Spot, Stain)
  36
- Glass Blemish
  37
  - Scratch
    37
  - Bubbles/Foreign Materials
    37
  - Block Diagram
    40

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