Onkyo TX-SA705, Руководство по обслуживанию

Страница: 37 / 199

SCHEMATIC DIAGRAMS-15(SD-15)
WAVEFORM SECTION
TX-SR705/SA705
A
1
2
3
4
5
B C D E F G H
Fs=48kHz : DVD, Clock width=20.8us
Fs=44.1kHz : CD, Clock width=22.7us
64Fs=3072kHz : DVD, Clock width=325ns
64Fs=2822.4kHz : CD, Clock width=354ns
LR CLOCK (SAI_LRCK, CX_LRCK)
BIT CLOCK (SAI_SLCK, CX_SLCK)
WF01
WF02 WF03
WF04
WF05
WF06
WF07
WF08
WF09
WF10
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
OPT1
(SD-4:B2)
(SD-4:C2)
(SD-4:C2)
(SD-4:C3)
(SD-4:C3)
(SD-4:C3)
(SD-4:D3)
(SD-4:G2)
(SD-4:G2)
(SD-4:B1) (SD-4:D2)
COAX1 SAI_SDOUT
SAI_LRCK
SAI_SLCK CX_SDIN1
CX_LRCK
CX_SCLK
DAC_OUT-
AUDIO_FL
WF10 AUDIO_FL
3.3V
3.3V
20.8us
3.3V
325 ns 20.8us
20.8us
220mVp-p
Aliasing noise in no audio data
Analog audio waveform with aliasing noise
0V
2.8V
Analog audio waveform with aliasing noise
0V
2.8V
WF01 is short for Waveform01 .
NOTE:
1.
2. Refer to SD-4(SCHEMATIC DIAGRAM-4)
for the location of each waveform on circuit.
3. SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
Digital Audio Waveform Part Video Waveform Part
HDMI Waveform Part
FL Driver IC Control Waveform Part
Video source color and pattern
White
Yellow
Cyan
Green
Magenta
Red
Blue
Composite waveform
SD-10:B5
S-Video Y waveform
Component Y waveform
HDMI D0,D1,D2 waveform
HDMI CK waveform
Component PB waveform Component PR waveform
S-Video C waveform
720 mVp-p 728 mVp-p
1.2 Vp-p (H)
1V
(NTSC)
1.0 Vp-p
1V
2,227.5MHz
(1080p,12bit)
222,75MHz
(1080p,12bit)
27MHz
(480i, 8bit)
1.0 Vp-p
1V
280 mVp-p
WF21 SD-10:B5 WF22 SD-10:B5 WF23
SD-10:B3 WF24
SD-8:B5, G4
D0,D1,D2 Eye-pattern waveform, frequency and
level vary according to video resolution, aspect
and profile. Waveforms above are examples.
CK waveform, frequency and level differ according to
video resolution, aspect and profile.
D0,D1,D2 are just CK x10.
WF41
SCK/SDATA waveform SCK/SDATA waveform
SD-12:E3 SD-12:E3
SD-12:E3
WF61 WF61
SCK/CS waveform
WF62
SCK/RESET waveform
SD-12:E3 WF63
SCK/RESET waveform
SD-12:E3
WF63
SD-8:B5, G4
WF42
SD-10:B3
WF25
SD-10:B2, B3
WF26
WF21 is short for Waveform21 .
NOTE:
1.
2. Refer to SD-10(SCHEMATIC DIAGRAM-10)
for the location of each waveform on circuit.
4. In the case that video outputs are not
connected to video devices, video signal
output levels are doubled.
3. SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
600mV
360mV
0V
0V
5V
5V
SCK
SDATA
12ms
2ms
SDATA waveform varies according to
the data content
0V
0V
5V
5V
SCK
CS
12ms
2ms
0V
0V
5V
5V
SCK
RESET
0.6s
When power off
0V
0V
5V
5V
SCK
RESET
0.45s
When power on
0V
0V
5V
5V
SCK
SDATA
10 s u
6.36 s
u