Toshiba SD-V280UA Service Manual page 98

VIDEO MUTE H
SYSCON
VIDEO_OUT
SW V OUT
P. CON+12V
AT+13V
P.CON+5V
REGULATOR
+32V
AT+5.2V
P.CON+9V
TU301
3
6
2
15
16
5
11
12
22
23
24
Q8013
MUTE SW
Q8012
MUTE SW
MUTE SW
MUTE SW
Q8011 Q8010
F-13
DVD AUDIO OUT
Q8004
BUFFER
Q8003
VIDEO
MUTE SW
REAR IN JACK
J8002
4 2 3 6
RF-SW
SW301
L R
2
Q301
RF MUTE SW
Q303
TUNER MUTE
SW
Q8015
VCC 1
6
MUTE SW
2
7
3
8 GND
Q8014
MUTE SW
VIDEO SW
IC8005 NJM2533V
TUNER/JACK BLOCK DIAGRAM
FRONT AV JACK
REAR OUT JACK VIDEO AUDIO L AUDIO R
J8003 J8004
J8009 J8001 J8005
2 3 2 3 5 2 2 2 3
Q8005
MUTE SW
Q8006 Q8007
MUTE SW MUTE SW
6 1
1
2
7 2
8 3
TU/REAR VIDEO IN SW
IC8002
NJM2533V 7
6
COAXAL DIGITAL OUT OPT TRANSSFORMER
J8007 OS8001
2
1 2
COMPONENT OUT
J8008
Y/C SEPA
Q8001
J8006
2 3 5
D.AUDIO
DRIVER
3 4
Q8002
D.AUDIO
DRIVER
AMP
SW
IC8003
NJM4580M
Q8008
8 3 14 16 1 13 11 10 9
4 5 15 12 2 8
AUDIO SW
IC8001
CD4053BNSR
DVD_Y
DVD_U
DVD_V
DVD I/O
SPDIF-134
C_OUT
Y_OUT
FRONT_V_IN
FSC Y/C/AUDIO/CCD
HEAD AMP
Y/C VIDEO OUT
TU/REAR_V_IN
FRONT_A_IN-R
FRONT_A_IN-L
REAR_A_IN-R
REAR_A_IN-L
HI-FI/
HIFI AUDIO_OUT_R
DEMODULATOR
HIFI AUDIO_OUT_L
RF_CONV_A. OUT
SIF OUT
TV/VCR
IIC_CLK
IIC_DATA
SYSCON
TUNER_A_MUTE-H
POWER MUTE_L
AFT-S. CURVE
AV SA2
AV SW1
AUDIO SIGNAL(REC)
AUDIO SIGNAL (PB)
PLAYBACK COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
RECORD COLOR SIGNAL
RECORD LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
DIGITAL AUDIO SIGNAL (PB)
DVD_V_OUT
DVD_A_OUT-R
DVD I/O
DVD_A_OUT-L
ZERO
F-14
SYSCON
SYS_MUTE