Hitachi 43FDX01B Service Manual - Page 29
Circuit Descriptions, Abbreviation List, and IC Data Sheets - part list
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Circuit Descriptions, Abbreviation List, and IC Data Sheets LGE PDP 2K6 9. EN 29 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: 9.1 Introduction 9.2 Power Supply Unit (PSU) 9.3 Control Board 9.4 X Board 9.5 Y Sustain Board 9.6 Y Drive Board 9.7 Z Sustain Board 9.8 DC/DC Converter Part 9.9 FPC (Flexible Printed Circuit) 9.10 FFC (Flat Flexible Cable) 9.11 TCP (Tape Carrier Package) 9.12 IPM (Intelligent Power Modules) 9.13 Abbreviation List 9.14 IC Data Sheets 9.1 Introduction The 42X3* panel is LGE's HD successor for the year 2007 of the 42V7* panel. 9.2 Power Supply Unit (PSU) 9.2.1 Purpose • To convert an input voltage of 100 ~ 240 Volt AC to voltages that the different boards and the panel need. • Output voltages: Vcc (5 V), Vs (180 ~ 200 V), and Va (60 ~ 65 V), all DC. • The PSU switches "OFF" automatically, when it detects errors like short circuits. Warning: Voltages on the PSU reach 390 Volt maximum, so be very careful when handling it! Figure 9-1 Power supply G_16391_006.eps 020707