Panasonic DVD Home Theater Sound System Sc Ht640 Operating Instructions

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Changing the player settings
Changing the player settings
≥The settings remain intact even if you switch the unit to standby.
≥Underlined items are the factory settings in the following diagram.
∫“Disc” tab
§1The original language designated on the disc is selected.§2Input the appropriate code from the language code list (➜page 23).§3If the language selected for “Audio” is not available, subtitles appear in that language (if available on the disc).
(Continued on next page)
   SETUP
ENTER...

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Changing the player settings
Changing the player settings
∫“Video” tab
§ Refer to “Frame still and field still” (➜page 11, Glossary).
∫“Audio” tab
∫“Display” tab
∫“Others” tab
QUICK SETUP enables successive settings of the items in the shaded area.
TV AspectChoose the setting to suit your 
television and preference.≥4:3 Pan&Scan: Regular aspect television (4:3)
The sides of the widescreen picture are cut off so it fills the screen (unless 
prohibited by the disc).
≥4:3 Letterbox: Regular...

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Changing the player settings
(Effective when playing multi-channel audio)
(Center and surround speakers only)
For optimum listening with 5.1-channel sound, all the speakers, except for 
the subwoofer, should be the same distance from the seating position. 
If you have to place the center or surround speaker closer to the seating 
position, adjust the delay time to make up for the difference.
If either distance a or b is less than c, find the difference in the table 
and change to the...

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Using the radio
Using the radio
Up to 15 stations can be set in each band, FM and AM.When a stereo FM broadcast is being received, 
“ST” lights in the display.
∫If noise is excessive
When “FM” is selected
Press and hold [—FM MODE] on 
the main unit to display “MONO”.
Press and hold [—FM MODE] again to 
cancel the mode.
≥The mode is also canceled when you change the frequency.
When “AM” is selected
Press [FUNCTIONS] on the remote control.Each time you press the button: BP 2()BP 1
∫Presetting...

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Using the radio
∫FM frequency step
The step is factory-set to 0.2-MHz, but you can change it to receive 
broadcasts allocated in 0.1-MHz steps.
1Press [SELECTOR] to select “FM”. 
2Press and hold [SELECTOR]. 
After a few seconds the display changes to show the current 
minimum frequency. Continue to hold the button down. The 
minimum frequency changes and the step is changed.
To return to the original step, repeat steps 1 and 2.
[Note]After changing the setting, previously preset frequencies...

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Using sound effects
Using sound effects
[Note]≥When connected with headphones or the Rear Music Port ( ➜page 29), 
Surround Music and the following sound effects may not be available or 
have no effect. (Excluding Sound Field Control: HEAVY, CLEAR or 
SOFT)
≥ You may experience a reduction in sound quality when these sound 
effects are used with some sources. If this occurs, turn the sound effect 
off.
≥ If you turn on Dolby Pro Logic II, Sound Field Control (MOVIE, SPORT 
or MUSIC) is...

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Using sound effects
This is one of the ways to get appropriate surround effects.
Preparation
Press [DVD].
∫To adjust speaker level during play
[Effective when playing multi-channel audio or when Dolby Pro 
LogicII or Sound Field Control (MOVIE, SPORT or MUSIC) is on, 
and Surround Music is off.]
1Press [CH SELECT] to select the speaker. 
L 
#C #R #RS #LS #SW
^-----------------------------------------------------}
SW: Subwoofer
≥You can adjust SW only if the disc includes a subwoofer 
channel....

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Operating other equipment
Operating other equipment
You can use the remote control to operate a Panasonic television. 
Connect your equipment referring to “Cable TV box or video cassette 
recorder connection” (➜page 6).
[Note]The remote control may not work properly with some models.Aim the remote control at the television.
Turning the television on/offPress [ÍTV].
Switching the television’s video input modePress [TV/VIDEO].
Adjusting the volumePress [r,sTV VOLUME].
To play audio from your...

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Using other useful functions
Using other useful functions
To cancel the timer
While the time is shown, press [—SLEEP] to select “OFF”.
To confirm the remaining time
Press and hold [—SLEEP] again.
To change the setting
Repeat the procedure from the beginning.
[Note]To prevent hearing damage, avoid listening for prolonged periods of time.
Press [MUTING].
“MUTING” flashes on the unit’s display.
To cancel
≥Press [MUTING] again or reduce the volume to minimum “VOL 0”, and 
then raise it to the...

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Troubleshooting guide
Troubleshooting guide
Before requesting service, make the following checks. If you are in doubt about some of the check points, or if the solutions indicated in the chart do not 
solve the problem, refer to “Customer Services Directory” on page 33  if you reside in the U.S.A., or refer to “Product information” on page 11 if you 
reside in Canada.
Power Page
Unresponsive or inoperable function
Specific operation undesirable or unexpected
Subtitle
Marker
A-B repeat
Sound...