Panasonic TC-26LX20 Technical Manual

Also see for Combo TC-22LR30: Operating instructions Service manual

Panasonic TC-26LX20 Technical Manual Manual pdf 3 page image

Table of ContentsObjective ........................................................................................................................ 1Features ......................................................................................................................... 2LCD Technology............................................................................................................ 2Dynamic Image Balancing............................................................................................ 33D Y/C Separation ......................................................................................................... 3LCD High Definition TV Model Differences ................................................................. 4Differences between Models ........................................................................................ 4Circuit Board Layout..................................................................................................... 5TC-22LR30 Circuit Boards............................................................................................ 5Circuit Board Interconnection...................................................................................... 6System Control Block ................................................................................................... 7A Board (TC-22LR30) .................................................................................................... 9H Board (TC-26/32LX20) ............................................................................................. 10K board (TC-22LR30, TC-26/32LX20) ......................................................................... 11A Board (TC-26/32LX20) ............................................................................................. 12Power Supply .............................................................................................................. 13Power Supply (TC-22LR30) ........................................................................................ 13P Board - Primary Power......................................................................................... 14AP Board - Secondary Power ................................................................................. 15Tuner / FIP Power Supply (AP Board).................................................................... 16Over Current Protection Shutdown Circuits ......................................................... 1714-Volt Power Down Detect Circuit ........................................................................ 18Over Voltage Protection _ AC Shutdown Latch Circuit .......................................... 19Power Supply (TC-26/32LX20).................................................................................... 20P board (TC-32LH, TC-26/32LX20) - Primary Power............................................. 20