Seodu InChip, Inc. Digital Media Div Draft, Manual SDC-1000 Operation Manual Seodu InChip, Inc. Digital Media Division Page 1 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Index Product Description Outside View l Front Panel l Rear Panel l Remocon Installation & Connection Operation Product Specification 1) 2) 3) 4) 5) Page 2 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(1) Product Description SDC-1000, Dolby Digital Pre-Amplifier from Seodu InChip, Inc. is designed to support todays leading-edge digital audio format, Dolby Digital (also known as AC3) and Dolby Pro Logic along with digital PCM and analog audio from PC sound cards, creating unrivaled 3D sound effect by using maximum of 6 speakers. End-users will be benefited from ultimate multimedia sound effects at very low cost, when he/she watches DVD movie, play 3D games and listening music. Fully utilizing embedded high performance audio DSP and 20 Bit ADC/DAC supporting 48 kHz sampling rate, it will allows PC users to feel and get full satisfaction which they might have gotten from expensive consumer audio. To watch and experience thrilling DVD movies using PC, you must have DVD-
ROM drive in your PC system and install a well-known S/W DVD player, such as PowerDVD, WinDVD or Cinemaster DVD, which supports S/PDIF Digital output in sound cards like SB! Live from Creative Labs. And install SDC-1000 Dolby Digital Pre-
Amplifier and appropriate powered speaker kits or audio amplifier, then you can enjoy ultimate DVD movie and sound coming out of maximum 6 speakers in your small world without expensive DVD player. To play games in 6 channel sound, install the sound card which supports Aureal 3D API version 3.0 in your system, connect its digital output to SDC-1000 system and speaker kits, and execute 3D games supported by Aureal 3D ver 3.0 API. Then you can play fantastic 3D games in multi-channel sound. To listen and enjoy very high quality audio, connect the digital output of sound card to digital input of SDC-1000 and play audio applications like WinAMP, Windows Media Player. Then you will hear very high quality, low noise digital audio by bypassing noisy analog output path of sound cards. Also when you enable various surround effects which are usually available in high-end consumer audio, you will get exotic and nice feeling when listening music. etc, SDC-1000 has no problem in fully supporting them. Even if sound card in the PC system has analog output only, end-user can still use surround modes and get multi-
channel sound effects from just 2 channel analog input. and bass management, end-users do not need all 6 speakers from the beginning. Simply start with 2 speaker system and later add and/or upgrade additional speaker sets. Its very easy way to use the system and also economical. There is no need to discard your existing speaker systems when you use SDC-1000. consumer audio products, you may use the SDC-1000 system in anywhere you want to, other than PC environment.
* Dolby Digital, Dolby Pro Logic, Dolby Surround, Double-D symbol and AC-3 are the registered trademarks of Dolby Laboratories Inc. Allowing 4 CH analog input from modern sound cards from Creative, Yamaha, And also thanks to easy speaker mode setting, automatic speaker detection Lastly but not least, without sacrifice in performance and feature compared to Page 3 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(2) Outside View l Front Panel
- Buttons and Knob (Buttons in Remocon)
(A) POWER Button (Power in Remocon Panel) Standby Power On/Off Switch of SDC-1000
(B) INPUT Button (Input in Remocon Panel) With every touching, inputs following will be selected Digital Optical Digital Coaxial Analog Line In
: Select Optical Digital Input in rear panel
: Select Coaxial Digital Input in rear panel
: Select LINE-IN (2 CH/4 CH) Analog Input in rear panel
(C) SURROUND Button (Surround in Remocon Panel) With every touching the button, surround audio modes following will be selected Bypass
: Select Bypass mode (all surround LEDs off) which is without effect and modification to audio input 2 Surround : Select Dolby Surround (Pro Logic) Stereo Music Theater Stadium Dolby Digital stream will be automatically detected, decoded and played
: Select 2 speaker (Left/Right) only mode
: Select Music Surround mode to give better sound field effect using multiple speakers with normal stereo input. Suitable for listening music
: Select Theater Surround mode to give better sound field effect using multiple speakers with normal stereo input Suitable for listening music and playing game
: Select Stadium Surround mode to give better sound field effect using multiple speakers with normal stereo input More intensive sound effect than Theater mode and suitable for playing game Note Note
: Music/Theater/Stadium surround modes will not be enabled when playing Dolby Digital
: 2 Surround and Stereo modes will only be selected when playing Dolby Digital stream.
(D) FUNCTION Button (Function in Remocon Panel) With every touching the button and adjusting Volume Knob (s,t Buttons in Remocon Panel), audio function modes following will be selected S Delay C Delay D.R.C
: Adjust surround delay in Dolby Digital and Pro Logic mode
: Adjust center delay in Dolby Digital and Pro Logic mode
: Adjust dynamic range compression ratio in Dolby Digital mode Note
: Functions above are applicable when playing PCM or Dolby Digital, Dolby Pro Logic mode. So if you have selected surround mode like Music, Theater or Stadium, these functions will not be enabled Page 4 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(E) VOLUME Knob (TRIM Adjustment) (Volume, s ,t in Remocon Panel) Master volume setting will be modified when rotating Volume Knob. To adjust individual minute speaker level, push the Volume Knob, then with every touching, trim control modes following will be enabled Right Left Center Rear Right : Trim Rear Right speaker level by +10dB to 10 dB Rear Left S. Woofer
: Trim Front Right speaker level by +10dB to -10 dB
: Trim Front Left speaker level by +10dB to -10 dB
: Trim Center speaker level by +10dB to 10 dB
: Trim Rear Left speaker level by +10dB to 10 dB
: Trim Sub Woofer speaker level by +10dB to 10 dB
(F) TEST TONE Button (Test Tone in Remocon Panel) When INPUT and FUNCTION buttons are pressed simultaneously, system will enter Test Tone mode, in which test signal will be generated and sequenced through the order of Front Left Center Front Right Rear Right Rear Left Sub Woofer speakers in every 2 seconds, skipping non-existing speakers. So user can correct speaker position and its level during testing by adjusting volume knob. (s,t Buttons in Remocon Panel) Pressing any button again will make system come back to normal playback mode.
(G) MUTE Button (Mute in Remocon Panel) When pressing MUTE button, signal output to Line Out will be muted.
- LED Indicators
(A) SURROUND LEDs
(B) INPUT LEDs Bypass (no LED) - 2 Surround Stereo Music Theater Stadium When pressing SURROUND button, LED will be turned on to the order above. And if Dolby Digital stream is detected in the digital input, 2 Surround and 2 Digital LEDs will be turned on, automatically. Dig. In Ana. In When pressing INPUT button, LED will be turned on, indicating if analog or digital input is selected. And also character display will show current input port d:OP d:CO A:In for optical digital input for coaxial digital input for analog input
(C) Master VOLUME Adjusting Volume Knob (s,t Buttons in Remocon Panel) will display current master volume level. Page 5 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(D) TRIM Control When pressing VOLUME button, character display will show selected trim adjust and its setting in the order below F-r F-L C r-r r-L S-U for front right trim control for front left trim control for center trim control for rear right trim control for rear left trim control for sub woofer trim control
(E) FUNCTION When pressing FUNCTION button, character display will show selected audio function and its setting in the order below C-d S-d drc for center delay adjustment for surround delay adjustment for dynamic range compression adjustment
(F) 2 Digital
(G) 2 Pro Logic Turned on automatically when Dolby Digital stream is detected Turned on when user selects Dolby Surround (Pro Logic) mode, or also turned on automatically when Pro Logic encoded Dolby Digital stream is detected in digital input Turned on when input signal is PCM digital input or Analog input Turned on when system is in Test Tone mode Turned on when error (like disconnection) is detected in incoming digital stream Turned on when analog input signal level is too high, so producing clipping. In that case, turn down analog input level.
(L) CHARACTER DISPLAY Displays useful information on current status, setting and input mode. Normally it will show current input selection, i.e.
(H) PCM
(I) Test Tone
(J) Error Music
(K) Input High in optical digital input mode in coaxial digital input mode in analog line in mode d:OP d:CO A:In Page 6 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual When Dolby Digital stream is coming in, it will show incoming Dolby Digital audio format, like 3:2.L when incoming data is 5.1 channel encoded 2 Digital signal 2:0 when incoming data is L/R encoded 2 Digital signal When you adjust volume knob in Volume or Function mode, it will show current setting accordingly, like
-32 when master volume level is 32 dB When you are performing speaker test, it will show current speaker positioning in test, like when performing center speaker test F-l when performing front left speaker test C F-r when performing front right speaker test r-r when performing rear right speaker test r-l when performing rear left speaker test Page 7 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual l Rear Panel
- DC Adapter Input Input connector for AC-to-DC 12V adapter power supply
- Variable Line Outputs
(A) Front L/R Left/Right stereo output connector to external power amplifier or multimedia PC speaker (with power amp) for front Left/Right line out
: When connecting PC multimedia speaker with Sub-Woofer to this connector, set Front L/R Size bit of Speaker Mode DIP SW to 1 Note
(B) Rear L/R
(C) Center
(D) S. Woofer Rear Left/Right stereo output connector to external power amplifier or multimedia PC speaker (with power amp) for rear Left/Right line out Center mono output connector to external power amplifier or multimedia PC speaker (with power amp) for Center line out Sub Woofer mono output connector to external sub woofer amplifier
- Inputs
(A) Digital Optical Optical S/PDIF digital input from PC Sound Card or other digital audio equipment like DVD player
(B) Digital Coaxial Coaxial-RCA S/PDIF digital input from PC Sound Card or other digital audio equipment like DVD player
(C) Line-In 2 CH or 4 CH audio input from PC Sound Card or other audio equipment like portable CD player Page 8 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Bit #
1 2
- DIP Switch (Speaker Mode) DIP switch for selecting speaker type and existence Definition Rear Speaker Front L/R Speaker Size Up (1) Installed Full-Range Down (0) Not available Satellite Front L/R speaker Front L/R speaker Note Note Note Note
: Full-Range speaker is the speaker capable of producing wide frequency signal range of 20 Hz to 20 kHz
: Satellite speaker is the small speaker without capability of producing signal of 20 Hz to 120 Hz in low frequency range
: Installed Rear speaker means that power amplifier with speaker is connected to the Rear L/R Line Out connectors
: Existence of Center and Sub-Woofer speakers will be automatically detected. Page 9 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual l Remocon
- Power Button Power on/off
- Mute Button Sound output muting function
- Input Button Input selection
- Surround Button Surround mode selection
- Function Button Dolby function selection
- Volume Button Volume selection
- Up ( s ) Button Volume/Function value up
- Down ( t ) Button Volume/Function value down
- Test Tone Button Speaker test start Mute Volum e Surround Input Function Test Tone Page 10 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(3) Installation & Connection
- Placement and Power Connect
Place the system on your desk or any other place for easy access and connect AC-DC 12V adapter Input Connection
(A) Connect the Line out of PC Sound Card to the Line In connectors of SDC-1000
- If PC Sound Card has 2 CH stereo output only, then connect to the front Line-In of SDC-1000
- If PC Sound Card has 4 CH output, then Connect front Line output of sound card to front Line In of SDC-1000 Connect rear Line output of sound card to rear Line In of SDC-1000
(B) If your PC Sound Card has S/PDIF Digital output, then connect them to Digital input of SDC-1000 depending on the type of connector
(Optical or Coaxial-RCA)
(C) Since SDC-1000 has two digital inputs, you may connect other digital signal source from Laser Disc Player, DVD Player to remaining digital input port of SDC-1000
(D) Please refer the following pages for typical input connections of SDC-
1000. But those are not all. You may find various applications for SDC-1000 by your own.
- Output Connection and Speaker Mode Setting
(A) Based on availability of multimedia PC speakers and power amplifiers, connect them to the proper line output of SDC-1000 and set/reset Speaker Mode DIP Switch bits according to front speaker size and existence of rear speakers.
(B) Existence of center and sub-woofer is automatically detected. So, if you have good sub-woofer amplifier, simply connect it to the Sub Woofer Line Out connector of SDC-1000. No additional configuration is needed.
(C) Please refer the following pages for typical speaker connections and DIP switch settings of SDC-1000. Also, those are not all. You may also find another applications for SDC-1000 by your own.
- Speaker Test After Power On, pressing INPUT and FUNCTION button in front panel simultaneously, or Test Tone in Remocon Panel, initiate speaker test mode, and verify correct speaker positioning and also adjust individual volume level if necessary. When everything done, press any button and return to normal operation mode. Page 11 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 12 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 13 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 14 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 15 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 16 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 17 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 18 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 19 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 20 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Page 21 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(4) Operation
Installation and Speaker Setting As explained in previous chapter, complete the installation and speaker setup. Perform speaker test, and verify correct positioning and volume level
- Executing PC S/W or Playing Audio Source Attached Execute S/W DVD Player, WinAMP or Media Player if you have connected the system to PC sound card. If you also have attached other audio source like portable CDP, start playing it.
- Volume Adjustment and Input Selection Adjust master or individual volumes again if needed. And also select proper input port connected to audio source that you want to listen and enjoy.
- Select Proper Surround Mode Finally choose the most comfortable surround mode to your taste. NOTE : As mentioned before, surround effects like Music, Theater and Stadium cannot be used when playing Dolby Digital stream. Also Center Delay and Surround Delay functions are applicable in Dolby Digital and Pro Logic mode, while Dynamic Range Compression function is applicable in Dolby Digital mode only, therefore you will not hear any change when playing plain PCM and analog input with surround mode selected. Page 22 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual
(5) Features Product Specification
- Dolby Digital Audio Support
- Dolby Digital and Dolby Pro Logic support
Ideal for watching DVD movie and playing 3D games in PC
- Various Surround Sound Support
Bypass/Dolby Surround/Stereo/Music/Theater/Stadium
- Various Input Support
- Digital Optical/Digital Coaxial/Line In (2/4 CH)
4 channel Line In to support modern PC Sound Cards 2 digital inputs for flexible use
- Sound Function Control Support
- Center, Surround Delay and Dynamic Range Compression
- High Quality and Low Noise Design
low THD+N, high SNR comparable to consumer audio
- Flexible Speaker Mode Support 2/3/4/5/6 speaker mode support
- Automatic Bass Management support Front Panel
- Power On/Off Switch Standby-mode power
- Easy-to-Read LED Indicators Program format display, various settings display
Individual Volume Control
Left/Right/Center/Rear Left/Rear Right/Sub Woofer
- Surround Mode Selection Control Bypass/Dolby Surround/Stereo/Music/Theater/Stadium
Input Selection
- Digital Optical/Digital Coaxial/Line In
- Center Delay/Surround Delay/Dynamic Range Compression
- Function Selection
- Test Tone Signal
L/C/R/RR/RL/SW
- Mute Button Page 23 of 24 Seodu InChip, Inc. Digital Media Div Draft, Manual Rear Panel
- 6 Channel Variable Line Output Front Left/Right (Stereo)
- Rear Left/Rear Right (Stereo)
- Center (Mono)
Sub Woofer (Mono)
- 2 Digital Input
- Optical S/PDIF digital input
- Coaxial-RCA S/PDIF digital input
- 1 Analog Input
4 Channel Line In
- Speaker Mode Setting DIP Switch
- AC-to-DC Adapter (12V) Input Page 24 of 24