HITACHI 15LD2550B; 15LD2550EB (Service Manual)

Сервис мануал и схема телевизоров Hitachi 15LD2550B; 15LD2550EB​

• HITACHI 15LD2550B
• HITACHI 15LD2550EB

• 1. INTRODUCTION
• 1.1. Purpose
• 1.2. Scope
• 1.3. General Features
• 2. GENERAL DESCRIPTION
• 2.1. Introduction
• 2.2. System Building Blocks
• 2.2.1. Analog Front End
• 2.2.2. Back End
• 2.2.3. General Block Diagram
• 2.2.4. Side Board(s)
• 2.3. Power Management
• 3. APPENDIX
• 3.1. Definitions, Acronyms and Abbreviations
• 3.2. Basic Components
• 3.2.1. VCTI
• 3.2.2. TSU 3XAWL
• 3.2.3. 74HC4052
• 3.2.4. 74HC4053
• 3.2.5. TDA2822M
• 3.2.6. LM1117
• 3.2.7. KA78L08
• 3.2.8. IRF7314
• 3.2.9. NTGS 3446
• 3.2.10. FDC642P
• 3.3. Board Connectors, Headers & Jumpers
• 3.3.1. Scart Connector
• 3.3.2. PC Connector
• 3.3.3. DVB Connector
• 3.3.4. Side A/V Connector
• 3.3.5. IDTV_IF Connector
• 3.3.6. Led Connector without MECH SW
• 3.3.7. Led Connector with MECH SW
• 3.3.8. Keypad Connector
• 3.3.9. MSTAR Debug Connector
• 3.3.10. Flash Prog. And VCTI Debug Connector
• 3.3.11. LVDS Panel Connector
• 3.3.12. Speaker Right Audio Out
• 3.3.13. Speaker Left Audio Out
• 3.3.14. Side Headphone Connector