Block Diagram Audio - Philips 42PF9731D Service Manual

Block Diagrams, Test Point Overviews, and Waveforms

Block Diagram Audio

AUDIO LCD
B2B
MAIN TUNER + OOB TUNER
1T04
TD1336O
MAIN
HYBRID TUNER
12
B2A
CHANEL
7TG0 7T43
DECODER
NXT2003 UPC3220GR
DTV
CATV FOR MORE MORE DETAILS
CABLE AND
OUT OF BAND SEE ALSO BLOCK DIAGRAM
TERRESTRIAL
TUNER VIDEO AND CONTROL
RECEIVER
B10A COMMON B10C COMMON INTERFACE:
7P03
STV0701
INTERFACE: PART 1 PART 3
7P76
COMMON
7P77
FE-DATA
INTERFACE
HARDWARE
DV1 VIPER
BUFFER POD-DATA
CONTROLLER
DATA
POD
BE2 BE2 B3G
EXTERNALS B EXTERNALS B MPIF MAIN:
CONNECTIONS B
DIGITAL 1001
10 10
SPI-OUT SPI-OUT
AUDIO
OUT
8
SPI-1 8 SPI-1
1040
B3F MPIF MAIN:
CONNECTIONS A
EXT 1
28 28
AUDIO IN AUDIO-IN1-R AUDIO-IN1-R
L+R+DIG
27 27
AUDIO-IN1-L AUDIO-IN1-L
1060
EXT 2
31 31
AUDIO-IN2-R AUDIO-IN2-R
AUDIO IN
L+R 30 30
AUDIO-IN2-L AUDIO-IN2-L
1002
AUDIO-OUT1-R 13 13 AUDIO-OUT1-R
AUDIO OUT
L+R
AUDIO-OUT1-L 14 14 AUDIO-OUT1-L
D SIDE I/O
1002
L 6 6 AUDIO-IN5-L 36 36
AUDIO-IN5-L
AUDIO IN
L+R
R 8 8 AUDIO-IN5-R 37 37 AUDIO-IN5-R
BJ2.4U/BJ2.5U LA 6.
B3D
MPIF MAIN: AUDIO SOURCE SELECTION
7C00
PNX3000HL
IF
B3C
1C52
7 107 VIFINP
2
108
8 VIFINN
SEE ALSO
BLOCKDIAGRAM
VIDEO
99
SIFINP
100
SIFINN
MPIF
To
AUDIO SWITCH
B5C A DLINK1
LPF
DLINK2
D
72
73
AUDIO
AMPS
AM SOUND 74
75
AUDIO SWITCH AUDIO SWITCH
(DIGITAL OUT) (ANALOG OUT)
AUDIO-IN1-R 85 40
R1
B3e
B3f
AUDIO-IN1-L 86
L1
B3f
AUDIO-IN2-R 83
B3e
R2
B3f
AUDIO-IN2-L 84
L2
B3f
AUDIO-IN5-L 128
L5
B3f
AUDIO-IN5-R 127
R5
B3f
B3d
AUDIO-OUT2-R 67
B3f
B3d AUDIO-OUT2-L 68
B3f
AUDIO-OUT1-R 70
B3f
AUDIO-OUT1-L 69
B3f
B3d
B3d
B3E AUDIO AMPLIFIER B5 AUDIO VIDEO I/O
7V00
PNX8550EH
B3d
A/V + TUNNELBUS
B5C
7A13
2
I2S_IN1_WS
B3d 3
1 4 SPDIF-IN1 AC30
SPI-1 I2S_IN1_SCK
SPDIF-IN1
B3g
1
VIPER
I2S_OUT2_SD0
SPI-OUT 12 11 SPI-OUT1 AB29
SPDIF-OUT1
B3g I2S_OUT2_SD1
13
B3d I2S_OUT2_SD2
10
I2S_OUT1_SD0
B3d
I2S_OUT2_SD3
B5B VIPER: MAIN MEMORY
7V02
7V01
MT46V32M16P MM_DATA(0-15)
2X DDR
SDRAM
8Mx16
MM_A(0-12)
B7A HDMI B7B HDMI: I/O + CONTROL
7B11
TDA9975
1B01
HDMI PANELLINK
RECEIVER
1B02
RX2+
RX2-
ARX2+
RX1+
Termination
RX1-
Resistance
Audio
Control
RX0+
Formatter
RX0-
BRX2+
AUDIO RXC+
Audio PLL Audio FIFO
RXC-
MULTIPLEXED
HDMI
WITH VIDEO
CONNECTOR
HDMI Packet
SEE ALSO
HDCP
receiver extraction
BLOCKDIAGRAM
HDMI VIDEO
CONNECTOR
47
B4
PNX2015 B3E MPIF MAIN:
AUDIO AMPLIFIER
7J00
PNX2015E
PNX2015
AUDIO/VIDEO
B4G 7A05-4
AH1 ADAC1
DATA LINK 1 ADAC1
DEM DEC
AUDIO
PROCESSING
7A05-3
I2D
DATA LINK 2
AG1 ADAC2
ADAC2
DATA LINK 3
DSNDR2 AC3
ADCAC12
DSNDL2
AD3
ADCAC11
DSNDR1 AE3
ADCAC10
DSNDL1 AF3
ADCAC19
AVIP
7A03-2
AE1 ADAC4
CLK-MPIF M4
V3
T29 I2S-WS-MAIN
I2S
V2
T30 I2S-BCLK-MAIN OUT
T28 I2S-MCH-LR U2
T27 I2S-MCH-CSW U3
I2S
R30 I2S-MCH-SLR U4
IN
V5
U27 I2S-SUB-D
V4
R29 I2S-MAIN-D
SPDIF-HDMI
AA27
A7 SPDIF-HDMI
DV4-DATA
DV 7A04-1
INPUT
AB1 ADAC7
ADAC7
DV5-DATA
7A04-2
AA1 ADAC8
ADAC8
A-PLOP
B3G AP5 AP4
MPIF MAIN: AUDIO LEFT RIGHT 42"
CONNECTIONS B
+12-15V
7D05÷7D09
7D10-1
7D00-01
1 1 AUDIO-L
AUDIO-L
7D10-2
7D00-2
AUDIO-R
AUDIO-R 3 3
-12-15V
+12-15V
7D30÷7D34
7D35-1
7D35-2
-12-15V
8 8 SOUND-ENABLE
SOUND-ENABLE
B5A
7 7 AUDIO-PROT
PROT-AUDIOSUPPLY
B4E
MUTE
6 6
INV-MUTE
AP4
AP7 AUDIO: CENTRE INPUT / AP6 AUDIO: SUBWOOFER
SW FILTER
7D40-1 7DK1-01
AUDIO-SW OUT
7D40-3 7DK1-2
OUTN
MUTE
AP5
(OPTIONAL)
SA3 AUDIO 37"
+16V+19V
7700
TDA7490 4,22
1739
1 AUDIO-L 10
3
PWM
6
stby-mute
OSC
3 AUDIO-R 18 23
PWM
2,24
-16V-19V
7701÷7707
SOUND-ENABLE
8 PROT1
SOUND
9 ENABLE
POR-CLASSD
7708÷7711
6703
AUDIO
7 PROT_AUDIOSUPPLY
SUPPLY
6702
PROT, CIRCUIT
3A55
B3F BE2
CONNECTIONS A EXTERNALS B
7A09
1E40
1E40 1M36
AUDIO-HDPH-L-AP 19 AUDIO-HDPH-L 10
19
3A66
7A11 20 11
AUDIO-HDPH-R-AP 20 AUDIO-HDPH-R
N.C. 7
CONTROL
AP5
PROTECTION /
MUTE CONTROL
1736
3
LEFT
1 SPEAKER
1M02
LEFT-SPEAKER
1
3DF2
-12-15V
2
7DF3÷7DF4 3
7DF7-1 TO
+12-15V
5 SUPPLY
6
DC-PROT 7
7DF7-2
3DF3
RIGHT-SPEAKER
1735
3
RIGHT
SPEAKER
1
7D26
CPROT
AP4
CONTROL
CPROT-SW
AP6
+12-15V
7DK2÷7DK7
7DK0-1
1738
5D04
+SUB-SPEAKER 1
7DK0-2
2
3
5D05
4
-12-15V
SUB
WOOFER
(OPTIONAL)
+12-15V
7DL1÷7DL6
7DL0-1
-SUB-SPEAKER
7DL0-2
-12-15V
(OPTIONAL)
1736
5731
5701
1
2
3718
3
Speaker L
15W/8Ω
1735
5730
5702
1
2
3717 3
Speaker R
15W/8Ω
1M02
1
-16 V-19V
2
3
TO 1002
4
+16 V+19V A4
5
SUPPLY
6
7
DCPROT
3764
-16 V-19V
3761
+16 V+19V
D
SIDE I/O
1M36
SOUND L-HEADPHONE-OUT
10 2
11 SOUND R-HEADPHONE-OUT 3
7 DETECT 5 Headphone
Out 3.5mm
G_15910_006.eps
220606