Troubleshooting
Symptom | Possible cause | Remedy |
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There’s no sound coming | The speaker cables are not connected properly. | Check the speaker cables and correct as necessary. |
from certain speakers? |
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The speaker configuration is not set correctly. | Check the speaker configuration. | |
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The subwoofer does not | The power plug is not fully inserted into the | Insert the power plug fully into the wall outlet. |
turn on? | wall outlet. |
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| The OUTPUT LEVEL control is set to mini- | Turn up the OUTPUT LEVEL control. |
| mum. |
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| The RCA cable is not properly connected to | Make sure that the RCA cable is properly con- |
The subwoofer produces | the subwoofer’s LINE INPUT. | nected to the subwoofer’s LINE INPUT. |
no sound? |
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The level of the input signal was too low and | Slightly increase the subwoofer pre out output level | |
| the subwoofer entered Standby mode. | on your AV receiver. |
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| The Subwoofer configuration is not set cor- | Check the subwoofer setting in the speaker config- |
| rectly. | uration on your AV receiver. |
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The subwoofer produces | The source material contain little or no bass | Choose source material with more bass content. |
hardly any sound? | content. |
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| The RCA cable is not properly connected to | Make sure that the RCA cable is properly con- |
A humming sound can be | the subwoofer’s LINE INPUT. | nected to the subwoofer’s LINE INPUT. |
heard from the sub- |
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External interference from a TV or other elec- | Move the subwoofer and RCA cable away from the | |
woofer? | tronic device is being picked up. | interference source. Make sure your audio system |
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| is grounded properly. |
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Specifications
■Powered Subwoofer (SKW-750)
Type: |
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Input sensitivity/impedance: | 140 mV / 20 kΩ |
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Maximum output power: | 230 W (Dynamic Power) | ||
Frequency response: | 25 |
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Cabinet capacity: |
| 1.3 cubic feet (37 L) |
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Dimensions (W ⋅ H | ⋅ D): | ⋅ | |
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| 411 mm) |
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Weight: |
| 24.7 lbs. (11.2 kg) |
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Drivers unit: |
| 10" (25 cm) Cone Woofer | |
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| ⋅ 1 |
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Power supply: |
| AC 120 V, 60 Hz |
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Power consumption: |
| 140 W |
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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 |
Crossover frequency: | 3 kHz |
Cabinet capacity: | 0.07 cubic feet (2 L) |
Dimensions (W ⋅ H ⋅ D): | |
| (140 ⋅ 355 ⋅ 93 mm) |
Weight: | 4.0 lbs. (1.8 kg) |
Drivers unit: | |
| Woofer ⋅ 2 |
| 1 inch (2.5 cm) Balanced |
| Dome Tweeter ⋅ 1 |
Terminal: | Spring Type Color Coded |
Keyhole slots: | 2 |
Grille: | Fixed |
Other: | Magnetic shielding |
■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 |
Crossover frequency: | 3 kHz |
Cabinet capacity: | 0.07 cubic feet (2 L) |
Dimensions (W ⋅ H ⋅ D): | |
| (140 ⋅ 355 ⋅ 93 mm) |
Weight: | 2.9 lbs. (1.3 kg) |
Drivers unit: | |
| 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.
