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Sony STR-DA9000ES Operating Instructions - Page 39

Adjusting the equalizer

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For advanced LEVEL menu adjustments Use the CUSTOMIZE menu and set "MENU EXPAND" to "ON" to enable advanced adjustments. For details on "MENU EXPAND", see page 40. For details on how to set the items, see page 44. Resetting sound fields to the initial settings 1 Press ?/1 to turn off the power. 2 While holding down MUSIC, press ?/1. "S.F. Initialize" appears in the display and all sound fields are reset to the initial setting. Adjusting the equalizer Advanced Adjustments and Settings You can adjust the tonal quality (bass, midrange, treble level) of each speaker using the EQUALIZER menu. Bass Midrange Treble Level (dB) Frequency (Hz) You can store up to 5 different equalizer settings in the equalizer bank (EQ BANK [1]-[5]) and apply them. 1 Start playing a source encoded with multi channel surround effects (DVD, etc.). 2 Rotate MAIN MENU to select "EQUALIZER". 3 Rotate MENU to select "EQ BANK". 4 Rotate -/+ to select the equalizer bank you want to adjust (EQ BANK [1] - [5]). 5 Rotate MENU to select the parameter. For details, see "EQUALIZER menu parameters" below. 6 While monitoring the sound, rotate -/+ to adjust the selected parameter. 7 Repeat steps 5 and 6 to adjust the other items. EQUALIZER menu parameters x EQ BANK (Equalizer bank selection) Lets you select the equalizer bank ([1] - [5]). When you select "OFF", the equalizer is cancelled. x FRONT BASS XXX dB (Front speaker bass level) x FRONT TREBLE XXX dB (Front speaker treble level) x CENTER BASS XXX dB (Center speaker bass level) x CENTER MID XXX dB (Center speaker midrange level) x CENTER TRE. XXX dB (Center speaker treble level) continued 39GB

Section	Page
WARNING	2
For customers in the United States	2
WARNING	2
CAUTION	2
Note to CATV system installer:	2
Regulatory Information	2
For customer in Canada	3
CAUTION	3
Important Safety Instruction	3
About This Manual	3
About area codes	3
Table of Contents	4
1: Check how to hookup your components	6
Connectable components	6
Required cords	7
A Audio cord	7
B Audio/video cord	7
C Video cord	7
D S-video cord	7
E Optical digital cord	7
F Coaxial digital cord	7
G Monaural audio cord	7
Tip	7
H Component video cord	7
I DVI cord	7
J i.LINK cable	7
Notes	7
If you have Sony components with CONTROL A1II/CONTROL S jacks	7
If you have Sony component (SCD-XA9000ES) with i.LINK jacks	7
Hooking up a DVD player, LD player, VCR, TV monitor, or satellite tuner	8
Notes	9
Notes	10
Hooking up a CD/Super Audio CD player or MD/DAT deck	11
If you want to connect several digital components, but cannot find an unused input	11
Tip	11
Notes	11
Tips	12
Note	12
Note	13
Hooking up audio components	14
Note	14
Hooking up video components	15
2: Connecting the antennas	16
Notes	16
3: Connecting speakers	17
Example of 7.1 channel speaker system configuration	17
Tips	17
Speaker impedance	17
Note	17
Required cords	18
A Speaker cords (not supplied)	18
B Monaural audio cord (not supplied)	18
Tip	19
4: Connecting the AC power cord	20
Notes	20
Performing initial setup operations	20
1 Press ?/1 to turn off the receiver.	20
2 Hold down ?/1 for 5 seconds after pressing MEMORY/ENTER.	20
3 Press MEMORY/ENTER while “ENTER to Clear ALL” appears in the display.	20
Note	20
5: Setting up the speakers	21
1 Press ?/1 to turn on the system.	21
2 Rotate MAIN MENU to select “SPEAKER SET UP”.	21
3 Rotate MENU to select the menu item you want.	21
4 Rotate –/+ to select the parameter.	21
5 Repeat steps 3 and 4 until you have set all of the items that follow.	21
Note	21
Speaker setup parameters	21
Tip	21
Tip	22
Tip	23
For advanced speaker setups	23
6: Adjusting the speaker levels and balance	24
Tip	24
1 Press ?/1 on the remote to turn on the receiver.	24
2 Touch RM SELECT.	24
3 Touch AMP.	24
4 Touch b to display screen 4/6.	24
5 Touch TEST TONE.	24
6 Adjust the speaker level and balance using the LEVEL menu so that the level of the test tone so...	24
7 After the adjustment, touch TEST TONE again.	24
To output the test tone only from a specific speaker	24
For more precise adjustment	24
Selecting the component	25
1 Rotate INPUT SELECTOR to select the input.	25
2 Turn on the component and start playback.	25
3 Rotate MASTER VOLUME to adjust the volume.	25
Note when “i.LINK” is selected	25
To mute the sound	25
Note on using headphones	25
Listening to multi channel sound	26
Note	26
When a center speaker or sub woofer is not connected (Analog downmix function)	26
Listening to FM/AM radio	26
Tip	26
Automatic tuning	26
1 Rotate INPUT SELECTOR to select tuner (“FM” or “AM”).	26
2 Press FM/AM to select “FM” or “AM”.	26
3 Press TUNING + or TUNING –.	26
In case of poor FM stereo reception	26
1 Rotate MAIN MENU to select “TUNER”.	26
2 Rotate MENU to select “FM MODE”.	26
3 Rotate –/+ to select “MONO”.	26
Direct tuning	26
1 Rotate INPUT SELECTOR to select tuner (“FM” or “AM”).	26
2 Touch TUNER.	26
3 Touch FM/AM to select FM or AM band.	26
4 Touch b to display screen 2/3.	27
5 Touch DIRECT.	27
6 Touch the numeric buttons to enter the frequency.	27
If you cannot tune in a station and the entered numbers flash	27
Presetting radio stations	27
Presetting radio stations	27
1 Rotate INPUT SELECTOR to select tuner (“FM” or “AM”).	27
2 Press FM/AM to select “FM” or “AM”.	27
3 Tune in the station that you want to preset using Automatic Tuning (page26) or Direct Tuning (...	27
4 Press MEMORY/ENTER.	27
5 Press PRESET TUNING + or PRESET TUNING – to select a preset number.	27
6 Press MEMORY/ENTER again.	27
7 Repeat steps 2 to 6 to preset another station.	27
Tuning to preset stations	27
1 Rotate INPUT SELECTOR to select tuner (“FM” or “AM”).	27
2 Press PRESET TUNING + or PRESET TUNING – repeatedly to select the preset station you want.	27
Using the remote	28
1 Touch RM SELECT.	28
2 Touch AMP, then touch TUNER.	28
3 Touch RM SELECT.	28
4 Touch TUNER.	28
5 Touch SHIFT to select the memory page (A, B, or C).	28
6 Touch PRESET +/– to select the preset station you want.	28
Changing the display	28
Changing the information in the display	28
All inputs except “FM” and “AM”	28
FM and AM	28
Displaying the input stream information	28
1 Rotate MAIN MENU to select “STREAM INFO”.	28
2 Rotate MENU.	28
3 Rotate –/+ for more information.	28
Changing the brightness of the display	28
1 Touch AMP in the RM SELECT screen.	28
2 Touch b to display screen 5/6, then touch DIMMER repeatedly.	28
About the indications in the display	29
A SW: Lights up when sub woofer selection is set to “YES” (page21). While this indicator lights ...	29
B Playback channel indicators: The letters (L, C, R, etc.) indicate the channels being played bac...	29
Example:	29
C ; DIGITAL (EX): Lights up when Dolby Digital signals are input. “EX” lights up when Dolby Digit...	29
D INPUT: Lights up constantly. One of the input indicators also lights up according to the curren...	29
E AUTO: Lights up when INPUT MODE is set to “AUTO 2CH” (page37).	29
F i.LINK: Lights up when an i.LINK component is connected.	29
G DTS (-ES): Lights up when DTS signals are input. “-ES” lights up when DTS-ES signals are input....	29
H COAX: Lights up when INPUT MODE is set to “AUTO” and the source signal is a digital signal bein...	29
I OPT: Lights up when INPUT MODE is set to “AUTO” and the source signal is a digital signal being...	29
J ANALOG: Lights up when INPUT MODE is set to “AUTO” and no digital signal is input to COAXIAL or...	29
K MULTI CH IN 1/2: Lights up when “MULTI CH IN 1” or “MULTI CH IN 2” is selected.	29
L SLEEP: Lights up when sleep timer is activated.	29
M D.RANGE: Lights up when dynamic range compression is activated (page45).	29
N EQ: Lights up when the equalizer is activated.	29
O Tuner indicators: Lights up when using the receiver to tune in radio stations, etc. See pages 2...	30
P H.A.T.S.: Lights up when the connected i.LINK component is compatible with H.A.T.S. function.	30
Q 96/24: Lights up when the receiver is decoding DTS 96 kHz/24 bit signals.	30
R MATRIX: Lights up when DTS-ES Matrix decoding is activated.	30
S DISCRETE: Lights up when DTS-ES Discrete decoding is activated.	30
T CINEMA: Lights up when DTS Neo:6 Cinema decoding is activated.	30
U NEO:6: Lights up when DTS Neo:6 Cinema/ Music decoding is activated.	30
V MUSIC: Lights up when Pro Logic II Music or DTS Neo:6 Music decoding is activated.	30
W MOVIE: Lights up when Pro Logic II Movie decoding is activated.	30
X ; PRO LOGIC (II): Lights up when the receiver applies Pro Logic processing to 2 channel signals...	30
Y L.F.E.: Lights up when the disc being played back contains the LFE (Low Frequency Effect) chann...	30
Using only the front speakers	31
Listening to 2 channel stereo sources (2CH STEREO)	31
Note	31
Enjoying higher fidelity sound	31
Decoding the input audio signal automatically	31
Tip	31
Enjoying stereo sound in multi channel (2 channel decoding mode)	32
x PRO LOGIC	32
x PRO LOGIC II MOVIE	32
x PRO LOGIC II MUSIC	32
x Neo:6 Cinema	32
x Neo:6 Music	32
x MULTI STEREO	32
If you connect a sub woofer	32
Selecting a sound field	32
Selecting a sound field for movies	32
About DCS (Digital Cinema Sound)	32
x CINEMA STUDIO EX A DCS	32
x CINEMA STUDIO EX B DCS	32
x CINEMA STUDIO EX C DCS	33
x V.MULTI DIMENSION DCS	33
About CINEMA STUDIO EX modes	33
Tips	33
Notes	33
Selecting a sound field for music	33
x D.CONCERT HALL A	33
x D.CONCERT HALL B	33
x CHURCH	33
x JAZZ CLUB	33
x LIVE CONCERT	33
x STADIUM	33
x SPORTS	33
When the headphones are connected	33
x HEADPHONE (2CH)	33
x HEADPHONE (DIRECT)	33
x HEADPHONE (MULTI 1/MULTI 2)	33
x HEADPHONE THEATER DCS	34
To turn off the surround effect	34
Enjoying the surround effect at low volume level (NIGHT MODE)	34
Tip	34
Note	34
Listening to the sound without any adjustment	34
Note	34
Selecting the surround back decoding mode	34
Tip	34
How to select the surround back decoding mode	35
When you select “AUTO”	35
When you select “MATRIX”	35
When you select “OFF”	35
a) 6.1 channel decode flag is the information recorded in software like DVDs.	35
b) Dolby Digital DVD that includes a Surround EX flag. The Dolby Corporation web page can help yo...	35
c) Software encoded with a flag to denote it has both Surround EX and 5.1 channel signals.	35
d) Software encoded with both 5.1 channel signals and an extension stream designed for returning ...	35
e) When two surround back speakers are connected, the output channel will be 7.1 channel.	35
f) This decoder can be used for all 6.1 formats (Dolby Digital EX, DTS-ES Matrix 6.1, DTS-ES Disc...	35
Note	35
Assigning the audio input	36
1 Rotate MAIN MENU to select “CUSTOMIZE”.	36
2 Rotate MENU to select “DIGITAL ASSIGN ?”.	36
3 Press MEMORY/ENTER.	36
4 Rotate MENU to select the digital audio input you want to assign.	36
5 Rotate –/+ to select the input you want to assign the digital audio input jack selected in step 4.	36
Selectable audio inputs for each input	36
Notes	36
Switching the audio input mode for digital components	37
1 Rotate INPUT SELECTOR to select the input.	37
2 Press INPUT MODE repeatedly to select the audio input mode.	37
Audio input modes	37
Notes	37
Customizing sound fields	37
Note on the displayed items	37
Adjusting the SURR SET UP menu	37
1 Start playing a source encoded with multi channel surround effects (DVD, etc.).	37
2 Rotate MAIN MENU to select “SURR SET UP”.	37
3 Rotate MENU to select the parameter.	37
4 While monitoring the sound, rotate –/+ to adjust the selected parameter.	37
5 Repeat steps 3 and 4 to adjust the other parameters.	37
SURR SET UP menu parameters	37
x EFFECT LEVEL XXX% (Effect level)	37
x A.F.D. 2CH SW (Creating, low frequency signals)	37
For advanced SURR SET UP menu adjustments	38
Adjusting the LEVEL menu	38
1 Start playing a source encoded with multi channel surround effects (DVD, etc.).	38
2 Rotate MAIN MENU to select “LEVEL”.	38
3 Rotate MENU to select the parameter.	38
4 While monitoring the sound, rotate –/+ to adjust the selected parameter.	38
5 Repeat steps 3 and 4 to adjust the other parameters.	38
LEVEL menu parameters	38
x TEST TONE (Test Tone)	38
x FRONT L_I_R (Front speaker balance)	38
x CENTER XXX.X dB (Center speaker level)	38
x SURROUND L XXX.X dB (Surround speaker (L) level)	38
x SURROUND R XXX.X dB (Surround speaker (R) level)	38
x SURR BACK XXX.X dB (Surround back speaker level)*	38
x SURR BACK L XXX.X dB (Surround back (L) level)**	38
x SURR BACK R XXX.X dB (Surround back (R) level)**	38
x S.WOOFER XXX.X dB (Sub woofer level)	38
x MULTI CH 1 SW XXX dB (Multi channel 1 sub woofer level)	38
x MULTI CH 2 SW XXX dB (Multi channel 2 sub woofer level)	38
Note	38
For advanced LEVEL menu adjustments	39
Resetting sound fields to the initial settings	39
1 Press ?/1 to turn off the power.	39
2 While holding down MUSIC, press ?/1.	39
Adjusting the equalizer	39
1 Start playing a source encoded with multi channel surround effects (DVD, etc.).	39
2 Rotate MAIN MENU to select “EQUALIZER”.	39
3 Rotate MENU to select “EQ BANK”.	39
4 Rotate –/+ to select the equalizer bank you want to adjust (EQ BANK [1] – [5]).	39
5 Rotate MENU to select the parameter.	39
6 While monitoring the sound, rotate –/+ to adjust the selected parameter.	39
7 Repeat steps 5 and 6 to adjust the other items.	39
EQUALIZER menu parameters	39
x EQ BANK (Equalizer bank selection)	39
x FRONT BASS XXX dB (Front speaker bass level)	39
x FRONT TREBLE XXX dB (Front speaker treble level)	39
x CENTER BASS XXX dB (Center speaker bass level)	39
x CENTER MID XXX dB (Center speaker midrange level)	39
x CENTER TRE. XXX dB (Center speaker treble level)	39
x SURR/SB BASS XXX dB (Surround/surround back speaker bass level)	40
x SURR/SB TRE. XXX dB (Surround/surround back speaker treble level)	40
x EQ BANK X CLEAR (Equalizer bank clear)	40
Tip	40
To apply the stored equalizer	40
1 Rotate MAIN MENU to select “EQUALIZER”	40
2 Rotate MENU to select “EQ BANK”.	40
3 Rotate –/+ to select “EQ BANK [1] – [5]”	40
To turn off the equalizer	40
Clearing stored equalizer settings	40
1 Rotate MAIN MENU to select “EQUALIZER”.	40
2 Rotate MENU to select “EQ BANK”.	40
3 Rotate +/– to select the equalizer (EQ BANK [1] – [5]) you want to clear.	40
4 Rotate MENU to select “EQ BANK X CLEAR”.	40
5 Rotate –/+ to select “YES”, then press MEMORY/ENTER.	40
6 Rotate –/+ to select “YES”, then press MEMORY/ENTER.	40
Advanced settings	40
Using the CUSTOMIZE menu to adjust the receiver	40
1 Rotate MAIN MENU to select “CUSTOMIZE”.	40
2 Rotate MENU to select the parameter.	40
3 Rotate –/+ to adjust the selected parameter.	40
4 Repeat steps 2 and 3 to adjust the other items.	40
CUSTOMIZE menu parameters	40
x MENU EXPAND (Menu expanding)	40
x DTS 96/24 DEC. (DTS 96/24 decoding mode)	40
Note	40
x SB DECODING (Surround back decoding mode)	40
x i POWER (i.LINK power management)	41
x H.A.T.S. (H.A.T.S. (High quality digital Audio Transmission System) function)	41
Note	41
x LIP SYNC (Time alignment)	41
x DC PHASE L. (DC Phase Linearlizer)	41
x MIX SCALING (Downmix scaling)	41
x S.FIELD LINK (Sound field link)	41
x DEC. PRIORITY (Digital audio input decoding priority)	41
x 2 WAY REMOTE (2 way remote control system)	41
x REC OUT (Rec out setting)	42
x OSD H.POSITION (OSD horizontal position)	42
x OSD V.POSITION (OSD vertical position)	42
x UP YUV HUE (Video hue level)	42
x UP YUV SHARPNESS (Video sharpness level)	42
x UP YUV COLOR (Video chroma level)	42
x DIGITAL ASSIGN ? (Digital audio input assignment)	42
x USER PRESET MEM.? (User preset memory)	42
x NAME IN? (Naming inputs)	42
Advanced SPEAKER SET UP menu parameters	42
All SPEAKER SET UP menu parameters	42
x DISTANCE UNIT (Distance unit)	42
x SP POSI. (Surround speaker position)*	42
Tip	43
x SP CROSSOVER > XXX Hz (Speaker crossover frequency)	43
x OUTPUT (Preout downmixing)	43
Advanced SURR SET UP menu parameters	43
All SURR SET UP menu parameters	44
x C. WIDTH L_C_R (Center width control)	44
x DIMENSION F_I_S (Dimension control)	44
x PANORAMA MODE (Panorama mode)	44
x FRONT REVERB (Front reverberation)	44
x SCREEN DEPTH (Screen depth)	44
x VIR.SPEAKERS (Virtual speakers)	44
Note	44
Advanced LEVEL menu parameters	44
All LEVEL menu parameters	45
x PHASE NOISE (Phase noise)	45
x PHASE AUDIO (Phase audio)	45
x S.WOOFER TRIM (Sub woofer trim adjustment)	45
x CENTER TRIM X.X dB (Center speaker trim adjustment)	45
Notes	45
x D.RANGE COMP. (Dynamic range compressor)	45
Tip	45
Note	45
Custom install mode	46
1 Rotate MAIN MENU to select “CIS”.	46
2 Rotate MENU to select the parameter.	46
3 Rotate –/+ to select the setting you want.	46
4 Repeat steps 2 and 3 to adjust the other items.	46
CIS menu parameters	46
x 2ND ZONE (2nd zone source)	46
x 3RD ZONE (3rd zone source)	46
Tips	46
x INSTALLER MODE (RS232C control)	46
x 12V TRIG. MAIN (12 V trigger for the main receiver)	46
x 12V TRIG. 2ND (12 V trigger for the 2nd zone)	46
x 12V TRIG. 3RD (12 V trigger for the 3rd zone)	46
x 12V TRIG. EX1 (12 V trigger for the other zone 1)	46
x 12V TRIG. EX2 (12 V trigger for the other zone 2)	46
To set the 12V trigger setting for each input	46
1 Select “INPUT” in “12V TRIG. MAIN”.	46
2 Press MEMORY/ENTER.	46
3 Rotate MENU to select the input.	46
4 Rotate –/+ to select “ON” to activate 12V trigger or select “OFF” to disactivate.	46
5 Press MEMORY/ENTER.	46
Storing the adjusted settings	47
Setting the USER PRESET	47
1 Adjust the sound field, etc.	47
2 Rotate MAIN MENU to select “CUSTOMIZE”.	47
3 Rotate MENU to select “USER PRESET MEM.?”.	47
4 Rotate –/+ to select the USER PRESET number.	47
5 Press MEMORY/ENTER.	47
6 To store other settings, repeat steps 1 to 5.	47
Settings that can be stored in USER PRESET	47
To use the USER PRESET	47
1 Press USER PRESET repeatedly to select the USER PRESET you want.	47
2 Press MEMORY/ENTER.	47
Note	47
Naming preset stations and inputs	48
To index a preset station	48
1 Rotate INPUT SELECTOR to select tuner (“FM” or “AM”).	48
2 Press FM/AM to select “FM” or “AM”.	48
3 Tune in the preset station you want to create an index name for (page27).	48
4 Rotate MAIN MENU to select “TUNER”.	48
5 Rotate MENU to select “NAME IN”.	48
6 Press MEMORY/ENTER.	48
To index an input	48
1 Rotate INPUT SELECTOR to select an input you want to create an index name for.	48
2 Rotate MAIN MENU to select “CUSTOMIZE”.	48
3 Rotate MENU to select “NAME IN?”.	48
4 Press MEMORY/ENTER.	48
To create an index name	48
1 Use MENU and –/+ to create an index name.	48
Tips	48
2 Press MEMORY/ENTER.	48
Using the Sleep Timer	49
Tip	49
Selecting the speaker system	49
Selecting the front speaker system	49
Selecting the surround speaker system	49
Notes	50
Recording	50
Recording on an audio tape or MiniDisc	50
1 Select the component to be recorded.	50
2 Prepare the component for playing.	50
3 Insert a blank tape or MD into the recording deck and adjust the recording level, if necessary.	50
4 Start recording on the recording deck, then start playback on the playback component.	50
Tip	50
Notes	50
Recording on a video tape	50
1 Select the program source to be recorded.	51
2 Prepare the component for playing.	51
3 Insert a blank video tape into the VCR (VIDEO 1, VIDEO 2 or VIDEO 3) for recording.	51
4 Start recording on the recording VCR, then start playing the video tape or laser disc you want ...	51
Tips	51
Notes	51
Listening to the sound in another zone	52
1 Press 2ND ZONE or 3RD ZONE.	52
2 Turn on the main receiver (this receiver).	52
3 Turn on the amplifier in the 2nd or 3rd zone.	52
4 Press one of the input buttons on the remote to select the source signals you want to output.	52
5 Press MASTER VOL +/– on the remote to adjust the volume of the 2nd zone or 3rd zone.	52
Tips	52
2nd zone connections	53
Main receiver	53
3rd zone connections	53
Main receiver	53
CONTROL A1II Control System	54
Note	54
CONTROL A1II and CONTROL A1 compatibility	54
Connections	54
Basic Functions	54
Note	54
Using CONTROL S Control System	55
Receiver	55
i.LINK connection	56
Notes	56
Establishing a LINC	56
Example	56
1 This receiver sends a request and path information to SCD-XA9000ES to establish a transmission ...	56
STR- DA9000ES	56
2 SCD-XA9000ES responds to the component, agreeing to the establishment of a LINC.	56
Notes	56
Precautions	57
On safety	57
On power sources	57
On heat buildup	57
On placement	57
On operation	57
On cleaning	57
Troubleshooting	58
There is no sound no matter which component is selected.	58
There is no sound from a specific component.	58
There is no sound from one of the front speakers.	58
There is no sound or only a very low-level sound is heard.	58
There is no sound from analog 2 channel sources.	58
There is no sound from digital sources (from COAXIAL or OPTICAL input jack).	58
There is no sound when i.LINK is selected.	58
The left and right sounds are unbalanced or reversed.	58
There is severe hum or noise.	58
There is no sound from the center speaker.	59
There is no sound or only a very low-level sound is heard from the surround/surround back speakers.	59
There is no sound from the surround back speakers.	59
There is no sound from sub woofer.	59
The surround effect cannot be obtained.	59
Dolby Digital or DTS multi channel sound is not reproduced.	59
Recording cannot be done.	59
The FM reception is poor.	59
Radio stations cannot be tuned in.	59
There is no picture or an unclear picture appears on the TV screen or monitor.	59
Remote control	59
The remote does not function.	59
Error messages	60
01/DECODE ERROR	60
11/PROTECTOR	60
12/PROTECTOR	60
13/PROTECTOR	60
21/PROTECTOR	60
71/PROHIBITED	60
72/UNKNOWN SIGNAL	60
Reference sections for clearing the memory	60
Specifications	61
AUDIO POWER SPECIFICATIONS	61
POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (Models of area code U only)	61
Amplifier section	61
1) Depending on the sound field settings and the source, there may be no sound output.	61