TX-DS494/HT-R490
Ref. No.3676
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.
052001
SERVICE MANUAL
AV RECEIVER
TX-DS494/HT-R490
STANDBY/ON
OFF
ON
POWER
PHONES
MASTER VOLUME
BASS
TREBLE
AV RECEIVER
TX-DS
494
FM
AM
PHONO
C D
TAPE
VIDEO
1
DVD
A
B
SPEAKERS
DIMMER
SURROUND
DTS
/
VIDEO
2
VCR
AUDIO
SELECTOR
LISTENING MODE
DSP
STEREO
DISPLAY
STANDBY
SP SEL
TUNING
PRESET
MEMORY
SW MODE
DIGITAL INPUT
FM MODE
CLEAR
RC-444M
REMOTE
CONTROLLER
INPUT SELECTOR
SLEEP
DI MMER DISPLAY
CD
TAPE
PHONO
TUNER
D V D
VIDEO 1 VIDEO 2
SUR MODE SW MODE AUDIO SEL
TUNER
PRESE T
STANDBY/ ON
DISC
MUTING
DVD
CD
TAPE
VOLUME
TOP MENU
MENU
CH SEL
RETURN
SETUP
TEST TONE
LEVEL
E N T E R
MODE
T V
CABLE SATELLITE
VCR
STANDBY/ ON
CH
T V/ VCR
CH
T V VOL
T V VOL
BMDD
BMPP,SMPP,BMPA,GMPA
BMWT,BMWR,GMWT,GMWR
GMGT
120V AC, 60Hz
230-240V AC, 50Hz
120/220-230V AC, 50/60Hz
220-230V AC 50/60Hz
HT-R490
TX-DS494
120V AC,60Hz
Black,Silver and Golden model
Black model
