Panasonic SKS-HT750 - Manual (Page 9)

En-
9
Troubleshooting
Specifications
■
Powered Subwoofer (SKW-750)
Type: Bass-reflex
Input sensitivity/impedance: 140 mV / 20 k Ω
Maximum output power: 230 W (Dynamic Power)
Frequency response: 25 Hz–150 Hz
Cabinet capacity: 1.3 cubic feet (37 L)
Dimensions (W
×
H
×
D): 10-13/16"
Ч
19-15/16"
Ч
16-3/16" (275
Ч
507
Ч
411 mm)
Weight: 24.7 lbs. (11.2 kg)
Drivers unit: 10" (25 cm) Cone Woofer
×
1
Power supply: AC 120 V, 60 Hz
Power consumption: 140 W
Other: Auto Standby function
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Front/Center Speaker (SKF-750F/SKC-750C)
Type: 2 Way Closed Type
Impedance: 8 Ω
Maximum input power: 110 W
Output sound pressure level: 79 dB/W/m
Frequency response:
60 Hz–50 kHz
Crossover frequency: 3 kHz
Cabinet capacity: 0.07 cubic feet (2 L)
Dimensions (W
×
H
×
D): 5-1/2"
Ч
14"
Ч
3-11/16"
(140
Ч
355
Ч
93 mm)
Weight: 4.0 lbs. (1.8 kg)
Drivers unit: 3-1/8" (8 cm) Cone
Woofer
×
2
1 inch (2.5 cm) Balanced
Dome Tweeter
×
1
Terminal: Spring Type Color Coded
Keyhole slots: 2
Grille: Fixed
Other: Magnetic shielding
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Surround/Surround Back Speaker
(SKM-750S/SKB-750)
Type: 2 Way Closed Type
Impedance: 8 Ω
Maximum input power: 110 W
Output sound pressure level: 76 dB/W/m
Frequency response:
60 Hz–50 kHz
Crossover frequency: 3 kHz
Cabinet capacity: 0.07 cubic feet (2 L)
Dimensions (W
×
H
×
D): 5-1/2"
Ч
14"
Ч
3-11/16"
(140
Ч
355
Ч
93 mm)
Weight: 2.9 lbs. (1.3 kg)
Drivers unit: 3-1/8" (8 cm) Cone
Woofer
×
1
1 inch (2.5 cm) Balanced
Dome Tweeter
×
1
Terminal: Spring Type Color Coded
Keyhole slots: 2
Grille: Fixed
Other: Magnetic shielding
Specifications and appearance are subject to change
without prior notice.
Symptom Possible cause Remedy
There’s no sound coming
from certain speakers? The speaker cables are not connected properly. Check the speaker cables and correct as necessary.
The speaker configuration is not set correctly. Check the speaker configuration.
The subwoofer does not
turn on? The power plug is not fully inserted into the
wall outlet. Insert the power plug fully into the wall outlet.
The subwoofer produces
no sound?
The OUTPUT LEVEL control is set to mini-
mum. Turn up the OUTPUT LEVEL control.
The RCA cable is not properly connected to
the subwoofer’s LINE INPUT. Make sure that the RCA cable is properly con-
nected to the subwoofer’s LINE INPUT.
The level of the input signal was too low and
the subwoofer entered Standby mode. Slightly increase the subwoofer pre out output level
on your AV receiver.
The Subwoofer configuration is not set cor-
rectly. Check the subwoofer setting in the speaker config-
uration on your AV receiver.
The subwoofer produces
hardly any sound? The source material contain little or no bass
content. Choose source material with more bass content.
A humming sound can be
heard from the sub-
woofer?
The RCA cable is not properly connected to
the subwoofer’s LINE INPUT. Make sure that the RCA cable is properly con-
nected to the subwoofer’s LINE INPUT.
External interference from a TV or other elec-
tronic device is being picked up. Move the subwoofer and RCA cable away from the
interference source. Make sure your audio system
is grounded properly.