Block Diagram Audio - Philips FTP2.4E Service Manual

Block Diagrams, Testpoint Overviews, and Waveforms

Block Diagram Audio

AUDIO
B2 IF B14D I/O 4 AUDIO
SEE ALSO
BLOCK DIAGRAM
+8VP
VIDEO
7323
TDA9321H 7410
3380 SOUND-OUTPUT
5
HIP QSS_AM
MAIN
7I17
TEA6422D
MATRIX
B14B I/O 2 CONNECTIONS
SWITCH
2x SCART
13
ROUT1
1 1I01
12
4 AL-SC1-IN 4 LOUT1
L1
EXT 1
AUDIO 6 AR-SC1-IN 25
R1
L/R IN
SCART 1
1I04
4 AL-SC2-IN 5
L2
EXT 2
AUDIO
6 AR-SC2-IN
24 15
R2
L/R IN ROUT2
21 SCART 2 14
LOUT2
H SCART 3 B21
7515
74HC4053
1I11
4 SNDL-SC3-IN 3
EXT 3
AUDIO
6 SNDR-SC3-IN 13
L/R IN
SCART 3 4 6 6 R-FRONT-IN 20
R4
D SIDE I/0
14 8 8 L-FRONT-IN 9
L4
1002
FRONT-L 6 6 12
FRONT
AUDIO
FRONT-R 8 8
5
L/R IN
18
SEL_FRONT_SC3
R6
B14H I/O 8
11
L6
1I11
MMC
4 SNDR-BO-OUT 23
R3
TO 1500
K 6 SNDL-BO-OUT 6
L3
DVB MODULE
B14C I/O 3
1I07
SNR-DVI-IN
B6a
DVI
AUDIO
SND-DVI-IN
B6a
L/R IN
I/O 4 SWITCH
B14B
1I06
CENTER SND-CENTER-IN
B6a
IN
CONTROL
D SIDE I/O H SCART 3 B21 CONNECTIONS
HEADPHONE-OUT
FRONT
1 1 7 7
DETECT
E TOP CONTROL J LED + SWITCH
7030
7031
7032
BLACKLIGHT-TC
4 4 BLACKLIGHT-TC
CONTROL
6x
KEYBOARD 2 2 KEYBOARD 1 1
6060
ON / OFF
LED1
CHANNEL+ 3 3 LED1
CHANNEL-
BLUE
VOLUME+
1040
VOLUME-
MENU RC-IN 4 4
IR
SENSOR
10 10 5Y11
+8V +8V
7070
6070
LIGHT-SENSOR 5 5
2 7
LIGHT
7 7
SENSOR LED2
8 8
6051
LED2 9 9
RED 10 10 5Y12
+5V2-STBY +5V2-STBY
FTP2.4E AB 6.
B6A AUDIO DEMODULATOR
7A02
MSP3411G
50 IF1
PRESCALE
DE-
ADC
MODULATOR PRE-PROCESSING
IF2
MONO-IN
SND-CENTRE-IN 47
SNDR-MAIN-IN
45
SNDL-MAIN-IN 44
SNDR-SC2-IN 42
SCART
SC1
DSP
SNDLSC2-IN 41
INPUT
SOURCE
SNDR-DVI-IN 39 SELECT
SELECT
SC3
B14c
ADC PRESCALE
SNDL-DVI-IN 38
B14c
SNDR-SEC-IN 36
SC4
SNDL-SEC-IN 35
I2S-DPL-OUT 12
I2S
I2S-DPL-CLK 15
N.C.
INTERFACE
I2S-DPL-WS 14
SNDR-MON-OUT
SNDL-MON-OUT
B6D AUDIO DEALY
I2S-MSP-OUT
7A07
MC33178D
I2S-MSP-IN
HPN-L
3
AUDIO
I2S-MSP-CLK
DELAY
HPN-R
5
B5A CONNECTIONS
7001
SAA5801H
77
R-TXT
B14H
78 G-TXT
FRONT-DETECT 114
79 B-TXT
OTC
+5V2-CON
7002 :
7004 80 FBL-TXT
74
RESET
RESET
88 SDA-F
7005
LF33AB 7013, 7014
IN OUT +3V3 RESET 87 SCL-F
FLASH RP
INTOTC
RAM
86 SDA-S
STATUS_SC3 109
B14B
85 SCL-S
STATUS_SC4 108
B14B
POR-FLASH 99
B4
119
IRQ-DIGITAL 98
B14H
96
CVBS-TXT 5
B2
HD3-EPLD 83
B3A
VD-EPLD 84
B3A
104 STANDBY
95 SOUND-ENABLE
+3V3_INTOTC 94 RESET AUDIO
7009
P50
B14B
97
SEL_IN_1
116
KEYBOARD
107
B14E
9ID0 ON-OFF-LED 7010
7011 7007
113
91 SDA M24C64 MSM51V18165F
5
+5V2_CON EEPROM DRAM
RC NVM. (TXT)
100 SCL
6 4kByte 16Mbit
92
LIGHTSENSOR 110
ADDRESS
DATA
CONTROL
LED2 7022 16
115
1001
17
6Mhz
+3V3_INTOTC
13
B21 CONNECTIONS
7A03
LM833D
20 5 7 AUDIO-R
LOUD-
LOUD
SPEAKER
DAC
SOUND 21 3 1 AUDIO-L
PROCESSING
17 HPN-R
HEADPHONE/
SURROUND 18
HPN-L B14B I/O 2 CONNECTIONS
DAC
SOUND
PROCESSING
B6C
7A00-1
9A65
23 DACM-SUB AUDIO_SW SUBW
DACM-SUB
B14D I/O 4 AUDIO
DAC
2IA2
28 SNDR-SC1-OUT-DC SNDR-SC1-OUT
2I99
SCART 29 SNDL-SC1-OUT-DC SNDL-SC1-OUT
DAC
OUTPUT
SELECT
7I20
25 SNDR-MON-OUT
2
15 SNDR-SC2-OUT
SC
1
26 SNDL-MON-OUT 5
4 SNDL-SC2-OUT
61 3
5 I2S-MSP-OUT 9.10
7I22-B
6 I2S-MSP-IN
REG-SW
3 I2S-MSP-CLK
SNDR-MON-OUT
SNDL-MON-OUT
B21 CONNECTIONS H SCART 3 D SIDE I/0
HEADPHONE-OUT
1 HEADPHONE-L 10 10 FRONT-L 10 10 L
11 11 11 11 R
7 HEADPHONE-R FRONT-R
FRONT-DETECT 7 7 7 7 DETECT
B5A
AL AMBILIGHT
7001 7018
P87LPC760 7009
1M49
14
1 7
SCL
SEE ALSO
TO 1M49
BLOCK DIAGRAM
B21 MICRO
VIDEO 2
CONTROLLER
7019
3 7010
6
See also SDA
block diagram
12
4 8
I2C
RXD
1M48
7020
1
7011
TO 2nd
SEE ALSO
AMBI LIGHT
2
IIC DIAGRAM 13
PWB
(Optional)
3
SAM
SDM
6005
B21
B14H B21
B6A
B21
7012
7006
M29W400DT
M29W320DT
PROGRAM B5C OTC-FLASH
EPG-
FLASH-RAM
FLASH-RAM
SET SW
4Mbit
32Mbit
RP
(OCTAL BUS TRANSCEIVER)
7018 74LVC245APW
7019
74LVC245APW
1404
AUXILIARY SSSS811
FLASH
PROGRAM
CIRCUIT
FOR
FLASH RAM
SWITCH FOR
SOFTWARE
DOWNLOAD
C AUDIO AMPLIFIER
7701
7702 TDA8925ST
LM393PT
AUDIO-R 3 3 AUDIO-R 3 1 17
SW2
AUDIO-L 1 1 AUDIO-L 5 7
6
EN1
2 2
1
SW1
4 4
GND-AUD
1I06
SUBW
OUT
1I01
2x SCART
3
1
1 7706 ÷ 7713
SOUND-ENABLE 8 8 SOUND-ENABLE DCPROT
SOUND
B5A B5A
ENABLE
SCART 1
7Y01 POR DC
9 9
POR
+5V2-STBY
1I04 SA
7715 ÷ 7717
3742
3
7010
AUDIO
7 7 PROT-AUDIO-SUPPLY
SUPPLY
1 3752
PROT, CIRCUIT
B14H
PROT-AUDIOSUPPLY_IBO
21
SCART 2
1I05
AUDIO
L/R OUT
1M11
5014 RED
7015
11
5015
7016 BLUE
6
5016 GREEN
7017
1
1M12
1
2
3
-19V-16V +19-16V
8,10 5,13
1735
5702
12 1 R
OUT2
3716 15W/
3
8Ω
CLASS-D
AMPLIFIER
1736
5700 1 L
7
OUT1
15W/
3704
3
8Ω
1M02
7
6
+19-16V TO 1002
5
A6
6704
4
+19V-16V FHP SUPPLY
OR CN1M02
3
6705 SDI SUPPLY
-19V-16V -19V-16V
2
1
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