Samsung DVD-HR755, Service Manual

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Reference Information
14-5 Samsung Electronics
DVD-Video can store the audio using the 5.1ch Dolby Digital compression or the advanced Liner PCM method,
providing the better-than-CD quality and theater like audio quality.
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DTS (Digital Theater System)
Home theatre and music playback in the home, DTS provides high quality 5.1-channel surround sound with
many extras not offered by other consumer formats. As well as handling DTS-branded releases from a growing
number of music labels and consumer software producers, DTS provides enhanced 6.1 matrix and DTS 6.1
discrete decoding that envelopes the listener in sound. DTS technology is featured in a wide cross section of
receiver/pre-amplifiers, DVD players and and add-on components from leading consumer audio vendors
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Dolby Digital (AC-3)
- Unlike the traditional Dolby pro-Logic method, the Dolby Digital method separates all 5 main channels
(Front L/R, Center, Surround (Rear) L/R)and the Sub woofer to provide live surround audio.
- Using the Down Mix method, the conventional Dolby Pro-Logic and Stereo are all compatible.
- Each separated channels are played back at CD quality sound. (Frequency band: 20Hz ~ 20KHz)
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Linear PCM (Pulse Code Modulation)
- Provides the high quality Digital sound without the audio data compression.
- Various Digital Recordings are possible as shown in the table to the right.
DVD-Video Feature 3 High quality surround audio.
Sampling Frequency Bit Rate
16bit
48KHz 20bit
24bit
16bit
96KHz 20bit
24bit
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Dolby Digital compatible Audio Mode
Audio Coding
Channel Format
Mode
Front Surround (Rear) Remark
L C R L R
1/0 O Mono
2/0 O O Stereo
3/0 O O O
2/1 O O Mono
3/1 O O O Mono Surround
2/2 O O O O
3/2 O O O O O