SERVICE MANUAL
Powered sub-woofer with built-in 6ch amplifier
MODEL SWA-155X
SWA-155X
Ref. No. 3752
092002
Black and Silver models
DT,DS
GQ,GT
120V AC, 50/60Hz
230-240V AC, 50Hz
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
SPECIFICATIONS
■ SWA-155X (subwoofer)
INPUT: RCA L/R/C/SL/SR/ subwoofer (500 mV/47 k Ω )
AMPLIFIER SECTION
Power output Front: 15 W x 2 (6 Ω /EIAJ)
Total harmonic distortion: 0.1% (Output: 5 W)
Signal-to-noise ratio: 100 dB (STEREO: IHF A 0.5 V input)
SPEAKER SECTION
Type: J’DRIVE system, 16 cm OMF cone
GENERAL
Power supply AC 120 V, 60 Hz
Power consumption: 65 W
Power consumption (Max.): 135 W
Dimensions (W x H x D):185 mm x 299 mm x 312 mm
Weight: 8 kg
Others: Magnetic shielding (EIAJ)
Center: 15 W (6 Ω /EIAJ)
Surround: 15 W x 2 (6 Ω /EIAJ)
Subwoofer: 25 W (3 Ω /EIAJ)
Front: 11 W x 2 (6 Ω /DIN)
Center: 11 W (6 Ω /DIN)
Surround: 11 W x 2 (6 Ω /DIN)
Subwoofer: 20 W (3 Ω /DIN)
AC 220–230 V, 50/60 Hz
AC 230–240 V, 50 Hz
SWA-155X
P ANEL VIEW
Subwoofer SWA-155X (front panel)
SWA-155X
Subwoofer SWA-155X (rear panel)
Cooling fan
This fan starts rotating
when the output exceeds
a certain threshold to
release the heat inside
the subwoofer.
FRONT SPEAKERS
connectors
Connect the D-M7 front
L/R speakers to the L/R
connectors and the D-M3
center speaker to the C
connector.
POWERED SUBWOOFER
FRONT
SPEAKERS
L
C
R
SURROUND
SPEAKERS
L
R
POWER
-
SWA
155X
POWER indicator
Lights up green when the
power is turned on.
SUBWOOFER CONTROL
POWERED SUBWOOFER SYSTEM
SWA-155X
jack
Connect this jack to the
PDR-155 SUBWOOFER
CONTROL jack.
SUBWOOFER
CONTROL
MULTI CH INPUT
FRONT
R
L
SURROUND
SUBWOOFER
CENTER
MULTI CH INPUT jacks
Connect these jacks to the
PDR-155 MULTI CH OUTPUT jacks.
SURROUND SPEAKERS connectors
Connect the D-M3 left/right surround speakers here.
Power cable