Table of Contents
Introduction to the DTS Audio Format 1
What is DTS? 2
What do I need to play the DTS surround format? 2
What do I need to play both the AC-3 and
DTS surround formats? 2
Will a 5.1 channel DTS CD play in my CD player? 2
Why won’t my older DVD player play DTS DVDs? 3
Can DVD movies contain both DTS and AC-3
audio tracks? 3
How does DTS work? 3
Board Layout 5
DVD Features 6
Block Diagram 7
Power Supply 7
Communications 7
Servo Control 7
Video and Audio Processing 9
Power Supply Block 11
Standby Power Supply 11
Main Power Supply 11
Power Consumption 11
Oscillator Frequencies 1 1
Standby Oscillator 13
Start 13
Run 13
Regulation Concept 13
Regulation Circuitry 13
Main Oscillator 15
Enable 15
Start 15
Run 15
Regulation 15
Power Control 17
Plug In 17
Communications Block 21
Serial Data 21
Parallel Data 21
Serial Data Communications 23
Serial Bus 0 23
Serial Bus 1 25
Parallel Data Communications 27
Communications from IC202 to Other ICs 29
Communications from a Destination IC to IC202 29
Mechanism 31
Disc Tray and Laser Platform Position 31
Tilt Motor 32
Power ON Mechanical Sequence - No Disc 34
Power ON Mechanical Sequence - DVD Disc 35
Tray Motor Drive 37