Block Diagrams, Testpoint Overviews, and Waveforms
6.
Block Diagram Audio
B5
AUDIO PROCESSING
B17
SIDE
CONNECTORS
D
SIDE AV
B2
HERCULES
B1
TUNER & IF
AUDIO
CONTROL
J
IR/LED/LIGHT-SENSOR
B2
HERCULES
C
AUDIO AMPLIFIER
(CLASS-D)
B16
B22
DIGITAL IO
B23
CINCH ANALOGUE
D
SIDE AV
B17
SIDE CONNECTORS
E
KEYBOARD CONTROL
B17
SIDE CONNECTORS
B3
SYNC INTERFACE
B6
DC-DC CONVERTER
B23
CINCH ANALOGUE
B12
HDMI
1001
4
3
2
1
LEFT
SPEAKER
RIGHT
SPEAKER
60
61
AUDOUTLSR
AUDOUTLSL
1K01
10
10
1304
(1M06)
12
12
HP_LOUT
HP_ROUT
HEADPHONE
HEAD_PH_L
HEAD_PH_R
7217
TDA15021H
1102
UV1318S(D)
RF IN
RF OUT
TUNER
2106
11
4
5
SCL
SD
A
QSS Mixer
AM Demod.
AM
1106
7
8
2
SIF1
SIF2
AD Conv.
Std Stereo
Decoder
SC1_L_RF_OUT
SC1_R_RF_OUT
AudioIN2L
AudioIN2R
53
54
SC1_COMP_AV1_L_IN
SC1_COMP_AV1_R_IN
SC1_COMP_AV1_L_IN
SC1_COMP_AV1_R_IN
34
35
SC2_L_MON_OUT
SC2_R_MON_OUT
SC2_L_IN
SC2_R_IN
56
57
62
63
36
37
29
30
33
IF-TER
IFOUT
F108
AUDIO
SELECT
ADC/DAC
AUDIO
CONTROL
Vol/Treb/
Bass
Features
DACs
I2S
Processor
QSS/FM
1310
3324
1311
1312
1313
Channel-
Volume-
Power
3
3
5
5
1870
1K00
6801-2
6801-1
7801
7804
7803
3801
7802
GND
+3V3STBY
VS
OUT
2
2
4
4
6
6
PC-TV-LED
LED_SEL
IR
3802
+3V3STBY
Red
Green
PC-TV-LED
LED_SEL
IR
+3V3STBY
KEYBOARD
97
7217
TDA15021H
115
107
120
7430
+3v3STBY
+5VSW
3431
6F00
114
SEL_IF_SDM
4022
SERVICE
SMD
116
STATUS_1
B3
119
STATUS_2
B3
MUTE
OUT_MUTE
102
EXT_MUTE
B5
POWER_DOWN
SOUND_ENABLE
111
SOUND-ENABLE
B5
122
SC_STANDBY
B15
B6
F_15270_082.eps
270605
B1
HERCULES
4110
6104
7101
3
SEL_IF_SDM
B2
MUTE
OUT_MUTE
4211
4212
1J04
3
3
1002
1
1
POWER
COMPARATOR
7001
TDA8931T
OUT
HVPI
16
13
IN+
4
POWER
COMPARATOR
7000
TDA8931T
OUT
HVPI
16
13
IN+
4
8
8
7
AUDIO-R
SOUND-ENABLE
AUDIO-L
PHASE
INVERTER
SOUND-ENABLE
7606
7202
1302
6
6
8
8
L_FRONT_IN
R_FRONT_IN
FRONT_L_IN
FRONT_R_IN
49
50
1304
(1M06)
1K01
2
3
1
7808
1
1
LIGHT-SENSOR-SDM
LIGHT_SENSOR
1309
Menu
1684
2
2
1K02
KEYBOARD
+3V3STBY
ITV_IR_SW_RESET
123
1202
127
AV2_DMMI_SW
7601
TS482ID
1
7
2
6
SC2_L
SC2_R
7
7004
11
10
1F01
7
1
2
11
11
HP_DET_R_DC1
HP_DET_R_DC_1
HP_DET_R_DC_1
EXT_MUTE
2
1
9
10
7602
74HC08PW
B16
B2
B2
6
8
Only on
DVB Sets
SC2_L_MON_OUT
SC2_R_MON_OUT
OUT_MUTE
&
&
&
3
5
3432
RES
7756
3759
3750
+3V3STBY
+3V3SW
SC_STANDBY
7755
PANEL-PWR-CTL
3758
3755
LVDS_VCC
5756
5757
PAN_VCC
+12VSW
B8
B2
B15
AUDIO
L/R IN
1R06
1R03
SC2_L_IN
SC2_R_IN
1R07
AV3_L
AV3_R
3Q30
3Q31
AV3_LEFT
AV3_RIGHT
7D05
14
12
2
15
19
1
18
2
7D03
SII9993CT
HDMI
PANELINK
RECEIVER
13
1
16
14
1Q03
4
12
7
9
10
6
3
1
RX2+
RX2-
RX1+
RX1-
RX0-
RX0+
RXC+
RXC-
HDMI
97
96
92
91
87
86
84
83
AV2
AV1
AUDIO
L/R IN
AV3_HDMI-AUDIO_SEL
10,11
7758
7754
N.C.
AUDIO
OUT L/R
EUROPE & AP
PAL-MULTI
ONLY
B7
4618
4619
AUDIO-R
AUDIO-L
PC AUDIO
IN L/R
CVI-1
L/R IN