Onkyo HT-R508 Service Manual

HT-R508
SERVICE MANUAL
SERVICE MANUAL
RC-681M
AV RECEIVER
MODEL
HT-R508
Ref. No. 4042
042007
HT-R508 Silver model
230V AC, 50HzS MPP
HT-R508 for HT-S508 Silver model
230V AC, 50HzS MPP
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.

Onkyo HT-R508 Specifications

Amplifier Section

rated output power (FTC)	110 watts
rated output power (IEC)	5 ch × 130 W
maximum output power (JEITA)	5 ch × 160 W
dynamic power (3Ω, 1 ch driven)	210 W
dynamic power (4Ω, 1 ch driven)	190 W
dynamic power (8Ω, 1 ch driven)	130 W
total harmonic distortion (THD)	0.08%
damping factor	60
input sensitivity and impedance	200 mV/ 47 kΩ
output level and impedance	200 mV/ 470 Ω
frequency response	5 Hz–100 kHz
tone control (bass)	±10 dB, 50 Hz
tone control (treble)	±10 dB, 20 kHz
signal to noise ratio	100 dB
speaker impedance	8Ω–16Ω

Video Section

input sensitivity/output level and impedance (component and s-video y)	1 Vp-p /75Ω
input sensitivity/output level and impedance (component pb/cb, pr/cr)	0.7 Vp-p /75Ω
input sensitivity/output level and impedance (s-video c)	0.28 Vp-p /75Ω
input sensitivity/output level and impedance (composite)	1 Vp-p /75Ω
component video frequency response	5 Hz – 50 MHz

Tuner Section

fm tuning frequency range	87.5 MHz– 108.0 MHz
am tuning frequency range	522 kHz–1611 kHz
radio presets	40

General

power supply	AC 230 V, 50 Hz
power consumption	560 W
standby power consumption	0.3 W
dimensions (W × H × D)	435 × 150 × 377 mm
weight	10.2 kg