26
6.
Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Audio
AUDIO
HEADPHONE AMP & MUTING
B06D
AUDIO
B07
HDMI
B06C
I0 -
S
CART 1 & 2
B06B
AUDIO PROCE
SS
OR
B04C
YPBPR &REAR IO
B06A
MICROPROCE
SS
OR
B04A
S
IDE FACING
S
IDE AV
D
S
IDE FACING
S
IDE AV
D
TUNER IF & DEMODULATOR
B0
3
A
B04A
MICRO
PROCE
SS
OR
6
1
3
04
1
3
04
6
8
8
1
5
4
1102
2
3
24
1
2
12
6
1
3
04
1
3
04
6
8
8
IF-ATV
1101
TD1
3
1
8S
/A
MAIN
TUNER
11
IF_OUT
3
14
RF_AGC
1
VIF1
VIF2
1
5
4
110
3
S
IF1
S
IF2
1504
6
2
1
21
1
2x
S
CART
3
EXT1
7411
M
S
P4450P-VK-E
8
000 Y
S
IF
50
33
S
C1_AUDIO _OUT_L
S
C1_AUDIO_IN_R
S
C1_AUDIO _OUT_R
S
C1_AUDIO_IN_L
5
3
3
4
52
1
3
02
4
8
49
19
1
1
8
2
2x HDMI
CONNECTOR
7
8
17
S
II9025CTU
HDMI
27
26
H_16940_002.ep
s
270207
S
OUND
PROCE
SS
OR
+
-
RX2
+
-
RX1
+
-
RX0
+
-
RXC
5
8
S
C5-IN-R
L_FRONT_IN
R_FRONT_IN
ANA-IN1+
S
C2-OUT-R
S
C2-IN-R
S
C2-OUT-L
S
C2-IN-L
DACM-L
DACM-R
1506
6
2
1
3
EXT2
S
C1_AUDIO _OUT_L
S
C2_AUDIO_IN_R
S
C2_AUDIO _OUT_R
S
C2_AUDIO_IN_L
3
6
S
C1-OUT-R
5
3
S
C1-IN-R
3
7
S
C1-OUT-L
54
S
C1-IN-L
AUDIO
L/R IN
S
IDE_AUDIO_IN_L_CON
S
IDE_AUDIO_IN_R_CON
RXxxA
1615
COMP_AUDIO_IN_L
COMP_AUDIO_IN_R
AUDIO
L/R IN
7
8
10
UDA1
33
4AT
S
/N2
HDMI_AUDIO_IN_L
HDMI_AUDIO_IN_R
57
S
C5-IN-L
50
S
C
3
-IN-L
51
S
C
3
-IN-R
AUDIO-L
S
_L
AUDIO-L
S
_R
7A01
TDA
8
9
3
2T/N1
CLA
SS
D
POWER
AMPLIFIER
9
1
27
22
ENGAGE
5
1
2
RIGHT
S
PEAKER
HDMI_I2
S
_
S
CK
1
8
6
HDNI_I2
S
_W
S
2
8
5
HDMI_I2
S
_
S
D
3
8
4
8
77
BCK
W
S
DATAI
MUTE
S
CK
W
S
S
D0
MUTE
AUDIO
DAC
17
3
5
3
4
LEFT
S
PEAKER
DC-DETECTION
S
TANDBYn
6
3
A19
3
A0
3
3
A11
7901
HP_AUDIO_OUT_L
HP_AUDIO_OUT_R
HP_LOUT
HP_ROUT
MUTING
ANTI_PLOP
19
1
1
8
2
RXxxB
14
16
VOUTL
VOUTR
S
C1_AUDIO _MUTE_R
S
C1_AUDIO _MUTE_L
S
C2_AUDIO _MUTE_R
S
C2_AUDIO _MUTE_L
B06D
B06D
B06D
B06D
24
2
3
DACA-L
DACA-R
COMP_AUDIO_IN_L
COMP_AUDIO_IN_R
S
C4-IN-L
S
C4-IN-R
1
3
0
3
2
3
5
HEAD_PH_L
HEAD_PH_R
HEADPHONE
CONTROL
POWER_DOWN
S
TANDBY
MUTEn
B04A
B04A
B04A
B04A
B04A
DC_PROT
B04A
S
IF1
S
IF2
VIF1
VIF2
CVB
S
DEMODULATOR
711
3
TDA9
88
6T/V4
S
OUND TRAP
S
4.5 to 6.5 Mhz
VIF-PLL
S
INGLE REFERENCE Q
SS
MIXER
INTERCARRIER MIXER AND
AM-DEMODULATOR
TUNER AGC VIF AGC
TAGC
S
IF AGC
I2C-BU
S
TRAN
S
CEIVER
MAD
S
CL
S
DA
S
UPPLY
12
S
IOMAD
+5V
S
7109
B04A
S
AW_
S
W
610
3
1411
1
8
M4
3
2
67
6
8
XTALIN
XTALOUT
3
A26
5A0
3
5A04
S
C1_AUDIO _MUTE_R
S
C1_AUDIO _MUTE_L
S
C2_AUDIO _MUTE_R
S
C2_AUDIO _MUTE_L
B06B
+VTUN
9
3
111
15
1104
4M0
S
UPPLY
+5V_D
+
8
V
+5V_AUD
12
1
3
38
40
3
9
7A05÷7A07
EXT
3
EXT4
NDIP
NDIP