Block Diagram Audio - Philips 32PFL3403D/85 Service Manual

Block Diagrams, Test Point Overview, and Waveforms

Block Diagram Audio

AUDIO
B2
TUNER & DEMODULATOR
1203
TDQU8-T01A
9
IFAGC
6
4MHZ-REFOUT
+5VS
7201
HYBRID
TDA9886T/V4
TUNER
1204
SUPPLY
1 VIF1
5
8 AIF 1
A-IFOUT
2
4 VIF2
45MHZ75
SIF1
SIF2
SIF AGC
TAGC
TUNER AGC
B4E
MT5382 - HDMI & MUX
1E02
1 RX2_2p
3
RX2_2n
4 RX2_1p
6 RX2_1n
7 RX2_0p
9 RX2_0n
10 RX2_Cp
12 RX2_Cn
HDMI 2
CONNECTOR
1E03
1 RX3_2p
3 RX3_2n
4 RX3_1p
6 RX3_1n
7 RX3_0p
RX3_0n
9
10 RX3_Cp
12 RX3_Cn
HDMI 2
CONNECTOR
1E04
1
RXSide_2p
3 RXSide_2n
4 RXSide_1p
6 RXSide_1n
7 RXSide_0p
9 RXSide_0n
10 RXSide_Cp
12
HDMI (SIDE) RXSide_Cn
CONNECTOR
1E01
1
3
4
6
7
9
10
12
HDMI 1
CONNECTOR
7E18
SII9185ACTU
RX2_2p
28 68 RXSide_2p
RX2_2n RXSide_2n
27 67
RX2_1p RXSide_1p
25 65
RX2_1n 24 64 RXSide_1n
R0X R2X
RX2_0p 22 62 RXSide_0p
RX2_0n 21 61 RXSide_0n
HDMI
RX2_Cp 19 59 RXSide_Cp
RX2_Cn 18 58 RXSide_Cn
SWITCH
RX3_2p
48 1
RX3_2n 47 2
RX3_1p 45 4
RX3_1n 44
5
R1X TX
RX3_0p 42 7
RX3_0n 41 8
RX3_Cp 39 10
RX3_Cn 38 11
13 HDMI_RESET
CONTROL
LC8.1U LA
B4
IF _AGC_MAIN
20 15
REF
RC VCO DIDITAL VCO COTROL
CVBS
SOUND TRAPS
VIF-PLL
4.5 to 6.5 Mhz
IF-PLL DEMODULATOR
SINGLE REFERENCE QSS MIXER
SIOMAD 12 SIF_OUT
INTERCARRIER MIXER AND
AM-DEMODULATOR
MAD
I2C-BUS TRANSCEIVER
VIF AGC
I2C
B4F
MT5382 - ANALOG I/O
1F01
AV1_L_in
AUDIO
AV1
L/R IN
AV1_R_in
1F02
AV2_L_in
AUDIO
AV2
L/R IN
AV2_R_in
1F04
AV3_L_in
AUDIO
AV3
L/R IN
AV3_R_in
1F05
PC_L_in
AUDIO
PC
L/R IN
AUDIO PC_R_in
1F05
DIGITAL
SAV_R_in
SPDIF
AUDIO IN
1F08
SAV_L_in
AUDIO
SIDE
AV L/R IN
SAV_R_in
RX1_2p
AF11
RX1_2n AE11
RX1_1p AF10
RX1_1n AE10
RX1_0p
RX1_0n
RX1_Cp
RX1_Cn
RXMux_2p
RXMux_2n AE15
RXMux_1p
RXMux_1n
RXMux_0p
RXMux_0n AE13
RXMux_Cp
RXMux_Cn
B4C
6. 37
MT5382
7A01
MT5382
B4A TUNER
B26 IF_AGC
B4B DDR2
SDRAM
AC26 CVBS0
DDR2
MT5382
MAIN PROCESSOR
AUDIO
B4F ANALOG
I/O
K25
AIN3_L
K26
AIN3_R
L23
AIN4_L
L24
AIN4_R
AUDIO
IN
J23
AIN0_L
B4F ANALOG
J24
AIN0_R
I/O
F26
AL1
AUDIO_OUT
K23
AIN2_L
G25
AR1
K24
AIN2_R
FLASH
B4C
& NVM
AC14
OPCTRL1
B22
PHERIPHERAL
AC7
OPCTRL3
J25 AC13
AIN1_L
OPCTRL5
J26
AIN1_R
B4E HDMI
E26
& MUX
AL2
F25
AF9
AR2
AE9
AF8
AE8
HDMI
SWITCH
A25
AOSDATA3
AF15
AF14
AE14
AF13
AF12
AE12
B4B
MT5382 - DDR2 SDRAM
7B02
EDE2516ACSE
(0-12)
SDRAM
RDQ(0-31) (0-15)
7B03
EDE2516ACSE
RA (0-12)
SDRAM
(16-31)
B4F MT5382 B3 CLASS-D & MUTING
ANALOG I/O
7F04-1
PreAmpL 2
7F04-2
PreAmpLR
14
7303
6303
POWER_DOWN
7308
B4E
5
6302
MUTEn
7F03-1
HP_L
7F03-2
HP_R
ANTI_PLOP MUTING
B4C
CIRCUIT
CONTROL
FAST_PLOP
B4E
CONTROL
7301
TDA8932BTW/N2
1301
Speaker L
LEFT-
27 1
OUT1
IN1P
CLASS D
2
AUDIO
AMPLIFIER
Speaker R
3
IN2N
RIGHT+
22 4
OUT2
ENGAGE
7306
7307
DC-PROT DC
DETECTION
B4F
MT5382
ANALOG I/O
HP_LOUT
2
HP_ROUT 3
4 Headphone
Out 3.5mm
HP_DETECT
H_17740_058.eps
220408