6.
Block Diagrams, Testpoint Overviews, and Waveforms
Block Diagram Audio
AUDIO
I/O
SIDE I/O
CONNECTIONS
I/O
IF
AUDIO I/O
LED + SWITCH
OTC FLASH
CONNECTIONS
TOP CONTROL
7001
SAA5801H
SIDE I/O
AUDIO I/O
PIP I/O
CONNECTIONS
OTC-FLASH
AUDIO DELAY
B14D
I/O 4 AUDIO
B6D
B21
D
B14D
B21
SA3
B6A
B14D
B2
B14B
D
B14C
B14B
B15A
B15B
B3A
B19C
B5C
B5A
B21
E
E
B21
DIGITAL INPUT
B14F
B14D
7323
TDA9321H
QSS_AM
HIP
MAIN
SEE ALSO
BLOCK DIAGRAM
VIDEO
3380
5
SOUND-OUTPUT
B68
B69
B67
B66
7410
AL-SC1-IN
3
4
6
10
2
11
25
24
20
19
18
4
5
6
AR-SC1-IN
SNR-DVI-IN
SND-DVI-IN
AL-SC2-IN
AR-SC2-IN
3
5
9
1
12
4
5
9
10
11
R1
7I17
TEA6422D
R2
R3
13
15
45
47
IF1
7A02
MSP34x1G
IF2
50
44
SC3
ADC
SC4
I2S-MSP-OUT
I2S-MSP-IN
I2S-MSP-CLK
I2S-DPL-OUT
I2S-DPL-CLK
I2S-DPL-WS
12
15
14
17
R1
R2
R3
R4
R5
R6
MATRIX
SWITCH
L1
L2
L3
L1
L2
L3
L4
L5
L6
B14c
B14c
SNDR-MAIN-IN
MONO-IN
SNDL-MAIN-IN
5
6
3
12
14
16
SCART
DSP
INPUT
SELECT
SNDR-DVI-IN
SNDR-SEC-IN
N.C.
36
38
39
41
42
35
SC1
N.C.
N.C.
SOURCE
SELECT
PRESCALE
I2S
INTERFACE
DE-
MODULATOR
ADC
PRE-PROCESSING
PRESCALE
LOUD-
SPEAKER
SOUND
PROCESSING
DAC
HEADPHONE/
SURROUND
SOUND
PROCESSING
DAC
SCART
OUTPUT
SELECT
DAC
DAC
LOUD
SC
20
21
23
17
18
DACM-SUB
FRONT-DECT
7
1
AUDIO-R
AUDIO-L
AUDIO-R
AUDIO-L
AUDIO-SW
HPN-R
HPN-L
MSP-CENTER
MSP-SURR
18
18
28
25
26
SNDL-MON-OUT
SNDR-MON-OUT
SNDL-MON-OUT
SNDR-MON-OUT
SNDR-SC2-OUT
SNDL-SC2-OUT
SNDR-SC1-OUT-DC
SNDL-SC1-OUT-DC
29
5
3
7
5
HPN-L
HPN-R
10
1M36
11
7
L
R
DETECT
HEADPHONE-L
HEADPHONE-R
3
5
1
7
7A07
MC33178D
7A03
LM833D
7A00
LM833D
B65
3858
1M52
1M02
7
6
5
4
3
2
1
-16V-19V
5Y11
9Y06
EPG-
FLASH-RAM
4Mbit
AUXILIARY
FLASH
PROGRAM
CIRCUIT
FOR
FLASH RAM
SEE ALSO
BLOCK DIAGRAM
VIDEO
SEE ALSO
BLOCK DIAGRAM
VIDEO
7015
7016
B2
CONTROLS
AUDIO
74LVC245APW
74LVC245APW
77
5
OTC
CVBS-TXT
CVBS-Y-RECORD-IN
R-TXT
B14B
B14B
B14B
109
OUT
+3V3
INTOTC
N.C.
IN
+5V2-CON
STATUS_SC3
STATUS_SC4
108
97
120
7009
7022
B4
99
POR-FLASH
98
IRQ-DIGITAL
93
HD@HOME
96
IRQ-FTV
N.C.
N.C.
N.C.
115
P50
7008
LED2
107
KEYBOARD
LIGHTSENSOR
110
LIGHT_SENSOR
100
RC
2
6x
+3V3
RC
SA
B6A
84
7
N.C.
114
RESET
74
RESET
83
B3A
HD3-EPLD
B3A
VD-EPLD
78
G-TXT
SEE ALSO
IIC DIAGRAM
79
B-TXT
80
FBL-TXT
R-OSD
G-OSD
B-OSD
BL-OSD
88
SDA-F
87
SCL-F
86
SDA-S
85
SCL-S
104
STANDBY
90
TXD
89
119
96
RXD
3099-3
3081
3074-4
3097
SAM
SDM
95
SOUND-ENABLE
94
RESET AUDIO
117
116
SEL_IN_2
91
SDA
92
5
6
SCL
16
17
1001
6Mhz
SEL_IN_1
7006
LH28F320BJE
7007
MSM51V18165F
7012
M29W400BT
7018
7019
103
PWW-BLACKLIGHT
B5B
ADDRESS
DATA
CONTROL
KEYBOARD
MENU
CHANNEL-
VOLUME-
0345
RP
RESET
FLASH
RAM
7002 :
7004
7013, 7014
DRAM
(TXT)
16Mbit
PROGRAM
FLASH-RAM
SET SW
32Mbit
7011
MC24C32
EEPROM
NVM.
4kByte
RP
1
7005
LF33AB
(OCTAL BUS TRANSCEIVER)
3859
3860
3861
9ID0
1M20
RED
BLUE
1M20
1
2
7
2
6060
6070
7070
LM358P
3
4
5
6
7
8
9
10
1
+8V
LIGHT-SENSOR
RC-IN
2
3
4
5
6
7
8
9
10
+5V2-STBY
+8V
PWM
-16V-19V
-16V-19V
+16V+19V
I722
18
3
24
22
+16 +19V
14,15
11,13
2
4
10
6
I778
3
1
1735
15W/
8
Ω
15W/
8
Ω
15W/
8
Ω
23
I776
3
1
5702
5701
5720
OSC
STBY-MUTE
7700
TDA7490
PWM
+16V+19V
10
3717
3718
3728
3745
6745
I747
I711
9
3
4
1738
SUBWOOFER
L
R
1
7701 : 7707
SOUND-ENABLE
POR-CLASSD
PROT1
PROT-AUDIO-SUPPLY
7702
TDA7481
SOUND
ENABLE
3
2
4
5
6
7
8
9
1
1739
AUDIO-L
AUDIO-R
7
3
7715
PRE
PWM
FEEDCAP
IN
OUT
STBY/MUTE
1736
5730
5731
5733
AUDIO
SUPPLY
PROT, CIRCUIT
+8VP
DCPROT
+16V+19V
DCPROT
TO 1M02
A4
LCD 42"
TO 1M02
A2
LCD 30"/37"
HEADPHONE-OUT
17
18
2
9
7A06
TDA7309
20
14
13
11
SD
A-F-A
UD
SCL-F-A
UD
FRONT-L
FRONT-R
SND-CENTRE-IN
SNDL-SEC-IN
SND-CENTER-IN
SNDR-SEC-IN
SNDL-SEC-IN
N.C.
N.C.
3
2
4
5
6
7
8
9
1
POR
7Y01
7010
IRQ-AUDIOSUPPLY
AUDIO-SW
SOUND-ENABLE
B5A
1I05
1I07
1M36
11
7
10
ON / OFF
2
KEYBOARD
0345
11
12
6051
+5V2-STBY
SCL-S
SDA-S
LIGHT SENSOR
11
12
SCL-SF
SDA-SF
KEYBOARD
7022
115
ON-OFFOLED
+3V3
LED2
LED1
B14E
118
CON-SND
CON-SND
6005
2016
7516
74HC4053
H
N.C.
A-PLOP
SA
B14B
1404
SSSS811
SWITCH FOR
SOFTWARE
DOWNLOAD
B14b
B6a
B6a
B6a
10
9
1002
SNDR-SC2-OUT
SNDL-SC2-OUT
12
11
PIP-AM
2
PIP-FM
B15A
B15B
1
B6a
SNDL-DVI-IN
B6a
B6a
B6a
DACM-SUB
23
1I06
SUBW
9ID0
B6C
AUDIO_SW
1I06
4
7P09
TDA9321H
PIP
VIFOUT
SEE ALSO
BLOCK DIAGRAM
VIDEO
PIP IF
3P26
10
3
7P55
TDA9820T
8
QSS_AM
7P05
SEL-PIP-SOUND1
SEL-PIP-SOUND2
1P07
FM
INTERCARRIER
SOUND
DEMODULATOR
(MONO)
I/O
EXP
3P38
7P56
M62320
3
2
SDA-S
SCL-S
6
PIP-FM
B14D
SEE ALSO
BLOCK DIAGRAM
VIDEO
+5V2-STBY
IR
SENSOR
1040
LED2
LED1
GND-AUD
N.C.
7A00-A
1
3
1I01
1I04
1I09
7P07-1
SIF-OUT
3P93
7P55-M
7P07-2
PIP-AM
B14D
1411
10 3437
(FOR AP)
(FOR US)
AV2
AUDIO IN
L+R
AV1
AUDIO IN
L+R
FRONT
AUDIO IN
L+R
HDMI
AUDIO IN
L+R
AUDIO OUT
L+R
AUDIO OUT
L+R
SUB
WOOFER
F_15500_044.eps
290705
CENTRE
IN
(OPTIONAL)
(OPTIONAL)
5
(FOR AP)
(FOR US)
OR
OR
AUDIO
DELAY
I2S-MSP-OUT
I2S-MSP-IN
I2S-MSP-CLK
B5A
SA
7I20
74HC4053
4
15
3
1
5
2
19
1
18
2
7I18
SIII9993CT
7I18
SIII9993CT
SPDIF-HDMI
SNDL-BO-OUT
SNDR-BO-OUT
6
23
10
1M36
11
1M36
11
10
13
14
13
14
HDMI
PANELLINK
RECEIVER
DAC
N.C.
www.freeservicemanuals.info
17/6/2013
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