Onkyo HT-R420 Instruction Manual

7
Troubleshooting
Specifications
■ Powered Subwoofer (SKW-420)
Type: Bass-reflex
Input sensitivity/impedance: 220 mV / 15 k
Ω
Maximum output power: 150 W (Dynamic Power)
Frequency response: 30 Hz–150 Hz
Cabinet capacity: 1.15 cubic feet (32.5 L)
Dimensions (W
× H × D): 9-1/4" × 20-3/8" × 16-3/16"
(235 × 518 × 411 mm)
Weight: 28.2 lbs. (12.8 kg)
Drivers unit: 8 inch Cone Woofer
Power supply:
America: AC 120 V, 60 Hz
Others: AC 230–240 V, 50 Hz
AC 220–230 V, 50/60 Hz
Power consumption:
America: 75 W
Australia: 77 W
Others: 77 W
Other: Auto Standby function
■ Front Speaker (SKF-420F)
Type: 2 Way Bass-reflex
Impedance: 8
Ω
Maximum input power: 100 W
Output sound pressure level: 84 dB/W/m
Frequency response: 60 Hz–50 kHz
Crossover frequency: 5 kHz
Cabinet capacity: 0.2 cubic feet (5.6 L)
Dimensions (W
× H × D): 4-7/8" × 18-5/16" × 7-1/16"
(124
× 465 × 179 mm)
Weight: 7.5 lbs. (3.4 kg)
Drivers unit: 4 inch Cone Woofer
× 2
1 inch Balanced Dome
Te r minal: Color-coded push type
Other: Magnetic shielding
■ Center Speaker (SKC-420C)
Type: 2 Way Bass-reflex
Impedance: 8
Ω
Maximum input power: 100 W
Output sound pressure level: 84 dB/W/m
Frequency response: 60 Hz–50 kHz
Crossover frequency: 5 kHz
Cabinet capacity: 0.2 cubic feet (5.6 L)
Dimensions (W
× H × D): 17-1/8" × 5-1/8" × 7-1/16"
(435
× 130 × 179 mm)
Weight: 7.5 lbs. (3.4 kg)
Speaker: 4 inch Cone Woofer
× 2
1 inch Balanced Dome
Te r minal: Color-coded push type
Other: Magnetic shielding
■ Surround Speaker (SKM-420S)
Type: 2 Way Bass Reflex
Impedance: 8
Ω
Maximum input power: 100 W
Output sound pressure level: 82 dB/W/m
Frequency response: 60 Hz–50 kHz
Crossover frequency: 5 kHz
Cabinet capacity: 0.08 cubic feet (2.3 L)
Dimensions (W
× H × D): 5-13/16" × 11-7/8" × 4-7/8"
(147
× 280 × 124 mm)
Weight: 3.7 lbs. (1.7 kg)
Speaker: 4 inch Cone Woofer
1 inch Balanced Dome
Te r minal: Color-coded push type
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 number of speaker channels is not set to 5ch
on the HT-R420.
Set the number of speaker channels to 5ch.
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 minimum. 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 connected 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 preout output level on
your amp.
On the HT-R420 Receiver, the subwoofer mode is
set to SW Off.
Set the subwoofer mode to something other than SW
Off.
The subwoofer produces
hardly any sound?
The source material contain little or no bass con-
tent.
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 connected 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.
HTP-420En.fm Page 7 Sunday, December 19, 2004 2:08 PM

Onkyo HT-R420 Specifications

General

Brand	Onkyo
Model	HT-R420
Category	Receiver
Language	English