61
RQT7621
INF
O
Radio and sound
Page
Operation
All programmed radio presets
are erased.
Returns to the original setting
even after making changes to
the sound field system settings.
≥
Radio and sound field system settings are stored to memory after pressing [
Í
]. Do not
remove the AC mains leads until “BYE” disappears from the unit’s display.
—
No sound.
Low volume.
Distorted sound.
Cannot hear the desired audio
type.
≥
Check the connections.
≥
Press [SHIFT]
i
[AUDIO] to select the audio.
≥
The disc may have a restriction on the method of audio output. If “D.MIX” flashes in the
display when playing multi-channel DVD-Audio, only audio for the two front channels will be
output. Refer to the disc’s jacket.
[DVD-A]
≥
Turn the volume up.
≥
Turn muting off.
≥
Switch off the unit, determine and correct the cause, then switch the unit on.
Causes include:
–Shorting (bare wires touching) of positive and negative speaker wires.
–Using speakers with an impedance lower than that rated for this unit.
–Straining of the speakers through excessive volume or power.
–Using the unit in a hot environment without proper ventilation.
≥
“AV/MOVIE” and “SFC MUSIC” do not work with multi-channel discs.
≥
“AV/MOVIE” does not work with 1 ch DVD-video discs.
≥
“AV/MOVIE” or “SFC MUSIC” will be cancelled when:
–A source switches to multi-channels.
–“5.1ch” is selected on disc menu.
It is activated again when a source switches to 2-channels, or stereo is selected on disc menu.
7, 9, 14
30, 53
—
—
45
—
—
—
—
Cannot switch audio.
≥
You cannot switch the audio in the following cases.
–When a DVD-R disc is in the disc tray while DVD drive is selected.
–When the recording mode is XP and “Audio Mode for XP Recording” is set to “LPCM”.
–When “DVD-R Rec for High Speed mode” is set to “On”
≥
You cannot change the audio type when playing a DVD-R. (You can select “M1” or “M2” in
“Bilingual Audio Selection” in the SETUP menu before recording.)
≥
There are discs which audio cannot be changed because of how the disc was created.
—
50
—
Humming heard during play.
≥
An AC mains lead or fluorescent light is near the subwoofer. Keep other appliances and
cords away from the subwoofer.
—
Beginning of audio is cut off
when receiving audio from a
digital broadcast using the
optical connection.
≥
When using the “A2 AUTO” setting, sound may be cut off when the signal is being switched
automatically between Dolby Digital and PCM. Set to “A2 PCM FIX” to avoid this.
53
Cannot operate the television.
≥
Change manufacturer code. Some televisions cannot be operated even if you change the code.
≥
[HOME THEATER, TV] is not switched to “TV”. Switch to “TV” when selecting the receiving
channel for the television.
19
19
The remote control doesn’t
work.
≥
[HOME THEATER, TV] is not switched to “HOME THEATER”. Switch to “HOME THEATER”
when operating this unit.
≥
The remote control and main unit are using different codes. Change the code on the remote control.
Press and hold [ENTER] and the indicated
number button at the same time for more than 2
seconds.
≥
If the IR system on your external equipment does not work, change the remote control code
to “DVD1” in the SETUP menu.
≥
The batteries are depleted. Replace them with new ones.
≥
Coloured glass may obstruct the signal reception/transmission.
≥
Don’t place the signal sensor in direct sunlight or in areas that may be subject to sunlight exposure.
≥
The Child Lock function is activated.
—
19
19
4
—
—
56
The unit is on but cannot be
operated.
≥
Recording drive or playback drive has not been selected properly.
≥
Some operations may be prohibited by the disc.
≥
The unit is hot (“U14” appears on the display). Wait for “U14” to disappear.
≥
One of the unit’s safety devices may have been activated.
Reset the unit as follows:
Press [
Í
/I] on the main unit to switch the unit to standby.
If the unit doesn’t switch to standby, press and hold [
Í
/I] on the main unit for about 10
seconds. The unit is forcibly switched to standby.
Alternatively, disconnect the AC mains lead, wait one minute, then reconnect it.
22, 28
—
—
—
HDD activation is slow.
≥
The HDD is in SLEEP mode. (“HDD SLP” appears in the unit’s display.)
21
Cannot eject disc.
≥
The unit may have a problem. While the unit is off, press and hold [
∫
] and [CH
W
] on the
main unit at the same time for about 5 seconds. Remove the disc and consult the dealer.
If the Child Lock function is activated, above operation does not work. Cancel the Child Lock function.
—
56
Cannot tune channels.
Cannot download channel
presets.
≥
Check the connections.
≥
You must connect to a television equipped with the Q Link function with a fully wired 21-pin
Scart lead to download channel presets.
12, 13
—
During disc operation the unit
does not respond.
≥
The selector has been set to “FM”, “AM” or “AUX”. Press [DVD] to select “DVD” as the
source.
—
HT1500_EB.book 61 ページ ２００４年５月２８日 金曜日 午後１時４１分
