Manuals
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Home Theater Screen
Apple
20
manual
Troubleshooting
Models:
20
1
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Troubleshooting
Characteristics
Error messages
Symptom Charts
Video Input Signals
Reset a Specific Control
AC Inlet Assembly
Adjustments
Eeprom Settings
Checklist
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Image 21
K
Service Source
Troubleshooting
Apple Multiple Scan 20 Display
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Contents
Apple Multiple Scan 20 Display
Basics
Overview
Version Differences
Multiple Scan 20 Display
Monitor Distortion
Ideal Raster Raster Shifted Up Left Right
Environmental Influences
Basics
Troubleshooting
Page
Basics
Eeprom Settings
Microprocessor Board
Specifications
Picture Tube
Characteristics
Video Input Signals
Controls and Ports
Physical and Electrical
Power Supply
Monitor Stand
Environmental
Temperature
Troubleshooting
General
First Checklist
CRT raster will not always resemble a perfect rectangle
CRTs rarely fail
Connect the Hardware
Display Setting Restoration
Page
Save the Eeprom Information
Install the Microprocessor Board
Restore the Eeprom Information
Page
Raster
Symptom Charts
Raster
Raster
Power
Indicator Lights
TroubleshootingSymptom Charts/Indicator Lights
Indicator Lights
Indicator Lights
Miscellaneous
Miscellaneous
Troubleshooting Symptom Charts/Miscellaneous
Take Apart
Rear Cover
Take Apart
Bezel
Take Apart Bezel Remove the grounding Screw
Take Apart Bezel Remove the four large
EMI Shield
Take Apart
Take Apart
CRT/Video Board
Take Apart CRT/Video Board
B Cables CN302 CN301 CN303
CN304 CN701 CN702
Clip to the CRT/video
CRT
FV1 Cable FV2 Cable
Power Supply
GroundCN602 Strap CN603 CN604
CN1601 CN1600 Plastic Cable Clips
Securing the power
Take Apart Power Supply Disconnect connector CN601
Fuse
Fuse Holder
Focus VR Control
Vidf Hidf
Focus Control
AC Inlet Assembly
CN1601 CN1600
Screw AC Inlet Assembly
Serial I/O Board
Remove the two screws
Replacement Note
Video Cable
B Cables CN253
Remove the plastic cable clip
Rear Panel
ScrewScrew
Main Deflection Board
Take Apart Main Deflection Board
CN253 CN254 Serial I/O Board CN250
B Cables CN302 CN303
Securing the video cable
Page
Page
Page
Screw
Important Before you
Microprocessor
Page
Take Apart Microprocessor Board Important Make sure you
Tilt/Swivel Assembly
Side of the tilt/swivel
Control Panel
Page
Clip
ADB Board
Page
Adjustments
Brightness Contrast
Brightness
Contrast
Geometry
Vertical Center
Horizontal Center
Vertical Size
Horizontal Size
Rotation and Color Uniformity
Page
Shape
Convergence
Vertical Convergence
Horizontal Convergence
Color Temperature
Page
Adjustments Color Temperature
Adjustments Color Temperature
Factory Settings
Recall
Reset a Specific Control
Reset All Controls
Exploded View
Exploded View
Top
Page
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Contents
