Onkyo HT-R508 Service Manual

HT-R508
SCHEMATIC DIAGRAMS-9
DIGITAL AUDIO WAVE FORM SECTION
4.0V
Duty varies according to audio data
3.3V
3.3V
325 ns
5.0V
Duty always varies according to audio data
3.3V
Duty varies according to audio data
3.3V
3.3V
20.8us
3.3V
325 ns
20.8us
20.8us
220mVp-p
Aliasing noise in no audio dataAnalog audio wave form with aliasing noise
0V
2.8V
Analog audio wave form with aliasing noise
<Note>
1. WF01 is short for Wave form 01 .
2. TP01 is test point number on PC board.
3. Refer to SD-3 (SCHEMATIC DIAGRAM-3) for details.
0V
2.8V
OPT1
WF01
COAX1
WF02
SAI_SDOUT
WF03
SAI_LRCK
WF04
SAI_SLCK
WF05
CX_SDIN1
WF06
CX_LRCK
WF07
CX_SCLK
WF08
DAC_OUT-
WF09
AUDIO_FL
WF10
AUDIO_FL
WF10
TP06
TP03
TP01
TP02
TP05 TP04
TP08 --- TP13
LR CLOCK (SAI_LRCK, CX_LRCK)
Fs = 48kHz : DVD, Clock width = 20.8us
Fs = 44.1kHz : CD, Clock width = 22.7us
BIT CLOCK (SAI_SLCK, CX_SLCK)
64Fs = 3072kHz : DVD, Clock width = 325ns
64Fs = 2822.4kHz : CD, Clock width = 354ns
A
1
2
3
4
5
BCD

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