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Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Audio
AUDIO
B03A
TUNER IF & DEMODULATOR
+VTUN
1160
UV1338/A
9
1161
7
VIF1
2164
MAIN
11
IF-TER
2
IF1
TUNER
9
VIF2
1
AGC
3171
RF_AGC
B06B
I0 - CINCH
PC
AUDIO
IN
AV OUT
AUDIO
L/R OUT
CVI-1
AUDIO
L/R IN
D
SIDE FACING SIDE AV
SIDE AV
AUDIO
L/R IN
B06A
YPBPR & REAR IO
CVI-2
AUDIO
L/R IN
AV
AUDIO
L/R IN
B06C
HDMI
7817
SII9025CTU
+
RX2
-
RXxxA
+
RX1
-
+
RX0
-
RXxxB
+
RXC
-
2x HDMI
CONNECTOR
LC7.1L LA
+5VS
7113
TDA9886T/V4
20
DEMODULATOR
SUPPLY
VIF1
1
SOUND TRAPS
CVBS
VIF-PLL
2
4.5 to 6.5 Mhz
VIF2
SINGLE REFERENCE QSS MIXER
23
SIF1
SIOMAD
12
INTERCARRIER MIXER AND
AM-DEMODULATOR
24
SIF2
SIF AGC
MAD
15
14
TAGC
I2C-BUS TRANSCEIVER
TUNER AGC VIF AGC
3M21
SC1_AUDIO_IN_L
2
3M23
3
SC1_AUDIO_IN_R
5
1M04
SC2_AUDIO _MUTE_L
B06D
SC2_AUDIO _OUT_L
SC2_AUDIO _OUT_R
SC2_AUDIO _MUTE_R
B06D
1M03
3M36
CVI2_L
HDMI_AUDIO_IN_L
3M38
CVI2_R
HDMI_AUDIO_IN_R
B04A
MICROPROCESSOR
1302
1304
1304
6
6
SIDE_AUDIO_IN_L_CON
L_FRONT_IN
8
8
SIDE_AUDIO_IN_R_CON
R_FRONT_IN
1615
3607
COMP_AUDIO_IN_L
3611
COMP_AUDIO_IN_R
1603
3621
SC2_AUDIO_IN_L
3620
SC2_AUDIO_IN_R
HDMI
3884
86
HDMI_I2S_SCK
HDMI_SCK
SCK
3885
WS
85
HDNI_I2S_WS
HDNI_WS
SD0
3886
HDMI_I2S_SD
HDMI_SD
84
MUTE
6.
31
B04C
AUDIO PROCESSOR
B07
AUDIO
7411
MSP4450P-VK-E8 000 Y
SIF
63
27
ANA-IN1+
DACM-L
26
67
DACM-R
XTALIN
SOUND
1104
PROCESSOR
4M0
68
XTALOUT
1411
18M432
12
54
13
SUPPLY
+5V_D
SC1-IN-L
39
+8V
55
SC1-IN-R
38
+5V_AUD
40
34
SC2-OUT-L
HEADPHONE AMP & MUTING
33
B06D
SC2-OUT-R
57
SC5-IN-L
58
SC5-IN-R
HP_AUDIO_OUT_L
24
DACA-L
23
HP_AUDIO_OUT_R
DACA-R
48
SC4-IN-L
B04A
49
SC4-IN-R
B04A
B04A
B04A
50
SC3-IN-L
51
SC3-IN-R
52
SC2-IN-L
53
SC2-IN-R
17
CL3
18
WS3
20
DA-3
3A03
AUDIO_LS_L
3A11
AUDIO_LS_R
3A19
STANDBYn
B04A
3A26
ENGAGE
B04A
MICRO
B04A
PROCESSOR
7901
1304
HP_LOUT
6
2
1
HP_ROUT
8
6
7
SC1_AUDIO _MUTE_R
SC1_AUDIO _MUTE_L
ANTI_PLOP
MUTING
SC2_AUDIO _MUTE_R
SC2_AUDIO _MUTE_L
POWER_DOWN
STANDBY
CONTROL
MUTEn
7A01
1735
TDA8932T/N1
5A03
27
1
9
LEFT
1
SPEAKER
2
CLASS D
POWER
3
AMPLIFIER
RIGHT
6
5A04
4
SPEAKER
22
5
7A05÷7A07
DC_PROT
DC-DETECTION
SIDE FACING SIDE AV
D
1304
6
HEAD_PH_L
2
8
HEAD_PH_R
3
5
HEADPHONE
B06B
H_17260_016.eps
040707
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