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HD AV Receiver System AVR9900/12 & HTR9900/12
AVR9900 HTR9900
Contents Page Contents Page
1 Technical Specifications and Connection 8 Alignments & Trouble-shooting 54
Facilities 9 IC Internal Block Diagram
LocationofPCBoards 2 FrontPCBPanel 60
Technical Specifications 3 MCU Board 62
2 Measurements Setup, General Notes & Input Board 76
Safety Information 5 HDMI Board 83
Lead Free Requirement 8 Video Board 121
3 Directions For Use 9 10 Exploded View & Spare Parts List
4 Mechanical Disassembly Instructions 11 Exploded View & Parts List 130
5 Upgrade Program Installation & Electrical PCBA Parts List 137
Firmware Upgrading 14 11 Revision List 147
Default setting (or Reset) 21
6 Block Diagram and Wiring Diagram
Main Unit Block Diagram 22
Main Unit Wiring Diagram 26
Subwoofer Block Diagram 27
7 Circuit Diagram and PWB Layout
Main Unit - Front PCB Panel 28
Main Unit - MCU PCB 32
Main Unit - Input PCB 36
Main Unit - HDMI PCB 39
Main Unit - Amplifier PCB 45
Main Unit - Video PCB 49
Subwoofer -Amp. PCB 51