Panasonic PT-VX505NE User Manuals

Table of Contents

• Contents

  2
• Safety Instructions

  3
  • Safety precautions

    4
• Specifications

  5
• Circuit Protections

  7
  • Thermal fuse (SW902)

    7
  • Lamp cover switch (SW901)

    7
  • Fuse (F601)

    7
  • Warning temperature and power failure protection

    8
• Maintenance

  9
  • Maintenance

    9
  • Replacing the unit

    9
  • Replacing the lamp unit

    12
  • How to check lamp runtime

    13
  • Warning message on the non-standard lamp used

    13
  • Cleaning

    14
  • Cleaning the projection lens

    14
  • Cleaning the projector cabinet

    14
• Security Function Notice

  15
  • Resetting procedure

    15
• Standby Mode Notice

  16
• Mechanical Disassembly

  17
  • Mechanical disassembling flow chart

    17
• Optical Parts Disassembly

  30
  • LCD panel type check

    30
• Servicing Notice

  35
  • Note on the MAIN board replacement

    35
    • 1.EEPROM data transfer

      35
    • 2. Adjustment data setting

      36
    • 3. EDID IC replacement

      36
• Adjustments

  37
• Optical Adjustments

  38
  • Contrast adjustment

    38
  • Optical center adjustment

    39
• Electrical Adjustments

  40
  • Service adjustment menu operation

    40
  • Circuit adjustments

    41
  • Test points and locations

    44
  • Service adjustment data

    45
• Chassis Block Diagrams

  66
  • Chassis over view

    66
  • System control

    67
  • Lamp control

    68
  • Audio circuit

    69
  • Power supply & protection circuit

    70
  • Fan control circuit

    71
• Troubleshooting

  72
  • Indicators and projector condition

    72
  • No power

    73
  • No picture

    74
  • No sound

    75
• Serial Control

  76
  • Serial terminal

    76
• Control Port Functions

  79
  • Scaler I/O port functions (PW190)

    79
• IC Block Diagrams

  81
• Exploded Views & Parts List

  87
• Exploded Views

  88
• Mechanical Parts List

  96
• Electrical Parts List

  98
• Schematic Diagram & Circuit Boards Diagram

  119
  • Pin description of diode, transistor and IC

    120
• Schematic Diagrams

  121
• Printed Wiring Board Diagrams

  130