47
ENG
46
Specifications
❈
S/N ratio, distortion, separation and usable sensitivity are based on measurement using AES (Audio Engineering Society) guidelines.
•
If PROTECTION appears on the display,
check whether the speaker terminal is shorted
and then turn on the unit
MISCELLANEOUS
Product protection function
Heat protection
• The protection function will come on if the main unit or power
transformer overheats.
"
" will appear in the display .
This function will come on :
- If speaker terminal is shorted
- If speaker cable is shorted
If there is no problem when you turn the unit on again after
turning it off, PROTECTION mark will disappear on the
display and the unit will work properly.
Symptom
Check Remedy
There is no sound from
surround back speakers
•
Are the surround back speakers
connected properly?
•
Is the S.BACK(Surround Back) selected
to NONE in Speaker Setup?
•
Is Surround Mode set to EX/ES?
•
Refer to pages 10~11 to connect it properly.
•
Refer to pages 20~21 to select LARGE or
SMALL.
•
Refer to page 32 to set Surround Mode to EX/ES.
Can't select EX/ES mode.
•
Is S.BACK(Surround Back) selected to
NONE in Speaker Setup?
•
Is the input signal selected properly?
•
Refer to pages 20~21 to select LARGE or
SMALL.
•
Use 7.1 channel external component.
Can't select Dolby Pro
Logic llx mode.
•
Is the input signal selected properly?
•
Select 2 channel Dolby Digital, PCM, and
Analog input signal.
There is no sound when
playing a DTS encoded
DVD.
•
Is Digital input selected?
•
Check whether the DVD player is properly
connected and refer to page 23 to select
the digital input.
Can't select NEO:6 mode.
•
Is the input signal selected properly?
•
Use PCM and Analog input signal.
S
P
E
A
K
E
R
S
Subwoofer speaker
8
Ω
150W
300W
12 x 15.6 x 17.4 inches
31.7 Ibs
Front / Surround
4
Ω
x 4
100W
200W
3.9 x 10.6 x 3.8 inches
3.1 Ibs / 2.6 Ibs
Center
4
Ω
100W
200W
11.8 x 3.5 x 3.7 inches
3.1 Ibs
Speaker system
Impedance
Rated input
Maximum input
Dimensions (W x H x D)
Weight
VIDEO
OUTPUT
Power supply
Standby power consumption
Power consumption
Main unit
Subwoofer
Weight
Dimensions (W x H x D)
Operating temperature range
Operating humidity range
Frequency response
Usable sensitivity
S/N ratio
Distortion
Stereo separation
Tuner output level
Rated output
Front speaker(left+right)
Center speaker
Surround speaker(left+right)
Surround back
Input sensitivity/impedance
S/N ratio (analog input)
Separation (1kHz)
Analog input
Digital input/96kHz PCM
TV format
Input level/impedance
Output level/impedance
Video frequency response
S/N ratio
GENERAL
FM TUNER
AMPLIFIER
FREQUENCY
RESPONSE
120V, 60 Hz
0.9W
100W
90W
12.7 Ibs
16.9 x 5.7 x 13.7 inches
41°F~+95°F
10%~75%
87.5~108.0MHz
12dBf
MONO/STEREO 55/55dB
MONO/STEREO 0.3/0.8%
30dB
1kHz, 75kHz Dev
20Hz~20kHz/THD = 10%
4
Ω
100W/CH
4
Ω
100W/CH
4
Ω
100W/CH
4
Ω
100W/CH
450mV/47k
Ω
80dB
60dB
20Hz~20kHz(±3dB)
20Hz ~44kHz(±3dB)
NTSC/PAL
1Vp-p/75
Ω
1Vp-p/75
Ω
5Hz to 10kHz(-3dB)
60dB
Before calling for service
(cont’d)
HT-AS720S-XAC-ENG 2008.1.25 3:17 PM Page 46
