Block Diagram Audio - Philips FTL2.4E Service Manual

Block Diagrams, Testpoint Overviews, and Waveforms

Block Diagram Audio

AUDIO
B2 IF B14D I/O 4 AUDIO B6A AUDIO DEMODULATOR
SEE ALSO
BLOCK DIAGRAM +8VP
VIDEO
7323
TDA9321H
3380 7410
SOUND-OUTPUT
5
B65
QSS_AM
HIP
MAIN
SND-CENTRE-IN
B14b
I/O 2 CONNECTIONS
B14B
B14d SNDR-MAIN-IN
SNDL-MAIN-IN
SCART 1 B14d
AL-SC1-IN SNDL-MAIN-IN B6a
9I32
6
B14d SNDR-SC2-IN
EXT 1
B6a
AR-SC1-IN SNDR-MAIN-IN
AUDIO 3 9I33
SNDLSC2-IN
2 B14d
L/R IN 1
B14c SNDR-DVI-IN
SCART 2
SNDLSC2-IN B6a
AL-SC2-IN 9I34
6 SNDL-DVI-IN
B14c
EXT 2
AR-SC2-IN SNDR-SC2-IN B6a
3 9I35 B14d SNDR-SEC-IN
AUDIO
2
1
L/R IN
B14d SNDL-SEC-IN
H SCART 3 B21
SCART 3
SNDL-SC3-IN
6
7515
EXT 3 1
74HC4053
AUDIO 3 SNDR-SC3-IN
3 SNDR-IN B6a
2 9I31 SNDR-SEC-IN
4
L/R IN
5
SIDE I/O
D 1
15
2
13 SNDL-IN
B6a
9I30 SNDL-SEC-IN
14
1002
12
FRONT-L
FRONT
AUDIO FRONT-R
L/R IN
SEL_FRONT_SC3
B14C I/O 3 SWITCH
B6D AUDIO
1I07 DELAY
B6a
SNR-DVI-IN
DVI
AUDIO B6a
SND-DVI-IN
L/R IN
B14B I/O 4 SWITCH
1I06
B6a
CENTER SND-CENTER-IN
IN
CONTROL
D SIDE I/O B21 CONNECTIONS
HEADPHONE-OUT
1M36 1M36
FRONT 7 7
DETECT
E TOP CONTROL
0345
BLACKLIGHT-TC
4
6x
KEYBOARD 2
ON / OFF
CHANNEL+
CHANNEL-
VOLUME+
VOLUME-
MENU
7030
J LED + SWITCH
J
7031
0345
7032
BLACKLIGHT-TC 4
CONTROL
KEYBOARD 2
6060
6061
BLUE
6051
RED 1M20 1M20
1 1
KEYBOARD
2 2 CON-SND B14E
LED1 LED1
3 3 9ID0
1040
RC-IN 4 4 RC
IR
SENSOR
LIGHT-SENSOR 5 5 LIGHT_SENSOR
6 6 5Y11
+8V
+8V
7070 7 7
LM358P
8 8
2 7
LED2 9 9 LED2
6070
+5V2-STBY
+5V2-STBY 10 10 9Y06
LIGHT SENSOR
SCL-S 11 11 SCL-SF
SDA-S
12 SDA-SF
12
FTL2.4E AA 6.
7A02
MSP3411G
50 IF1
LOUD-
PRESCALE
DE- SPEAKER
ADC DAC
PRE-PROCESSING SOUND
MODULATOR
IF2
PROCESSING
47 MONO-IN
45
HEADPHONE/
SURROUND
44 DAC
SOUND
PROCESSING
42
SCART
SC1
DSP
41
INPUT
SOURCE
39 SELECT
SELECT
SC3
ADC PRESCALE
38
36
SC4
DAC
35
SCART
DAC
OUTPUT
SELECT
I2S-DPL-OUT 12 5 I2S-MSP-OUT
I2S
I2S-DPL-CLK 15 6 I2S-MSP-IN
N.C.
INTERFACE
14
I2S-DPL-WS 3 I2S-MSP-CLK
7A07
MC33178D
I2S-MSP-OUT
HPN-L
3 1
I2S-MSP-IN
HEADPHONE-L
AUDIO
I2S-MSP-CLK
DELAY
HEADPHONE-R
HPN-R
5 7
(Optional)
B5A OTC FLASH B3A
7001
SAA5801H
R-TXT 3858
CVBS-TXT 5 77
B2
G-TXT 3859
78
7015
83
HD3-EPLD
B3A
SEE ALSO B-TXT 3860
79
OTC
BLOCK DIAGRAM
VIDEO 7016
FBL-TXT 3861
80
84
VD-EPLD
B3A
88 SDA-F
CVBS-Y-RECORD-IN 7
N.C.
3073-2
114 87 SCL-F
+5V2-CON SEE ALSO
7002 :
IIC DIAGRAM
7004
86 SDA-S
74
RESET
RESET
7005 85 SCL-S
LF33AB 7013, 7014
IN OUT RESET
+3V3
INTOTC FLASH RP 90 TXD
RAM
N.C.
89 RXD
STATUS_SC3 109
B14B
3099-3 3081
STATUS_SC4 108 119
B14B
SDM
3074-4 3097
POR-FLASH 99 96
B4
6005
IRQ-DIGITAL 98
N.C.
HD@HOME 93
104 STANDBY
N.C.
SA
IRQ-FTV 96 95 SOUND-ENABLE
N.C.
94 RESET AUDIO B6A
CON-SND
118
117 SEL_IN_2
P50 7009 N.C.
B14B
SEL_IN_1
116
97
PWW-BLACKLIGHT
103
B5B
120
7008
7011 7007 7006
ON-OFFOLED
91 SDA M24C64 MSM51V18165F M29W320DT
5
7022 PROGRAM
115 EEPROM DRAM
FLASH-RAM
NVM. (TXT)
SCL
SET SW
92 6 4kByte 16Mbit
LED2 +3V3 32Mbit
7022
115
+3V3
ADDRESS
RC
100
DATA
KEYBOARD 107
CONTROL
LIGHTSENSOR 110 16
1001
17
6Mhz
EN 26
B21 CONNECTIONS
7A03
B66 B68
LM833D
AUDIO-R
20 5 7 AUDIO-R
LOUD
AUDIO-L
21 3 1 AUDIO-L
B67 7A00-A B69
AUDIO-SW
23 1
3
DACM-SUB
IRQ-AUDIOSUPPLY
FRONT-DECT
B5A
17
HPN-R
18 HPN-L +5V2-STBY
18
MSP-CENTER B14B I/O 2 CONNEC.
N.C.
18 MSP-SURR
N.C.
7A00
B6C
LM833D
1I06
23 DACM-SUB AUDIO_SW 9ID0 SUBW
5 7 SUBW
OUT
SCART 1
B14D
I/O 4 AUDIO
EXT 1
6 AUDIO
SNDR-SC1-OUT-DC 2IA2 SNDR-SC1-OUT L/R OUT
28
3
SNDL-SC1-OUT-DC
SNDL-SC1-OUT
29 1
2I99 SCART 2
EXT 2
6
7I20 AUDIO
SNDR-MON-OUT
25 2
SNDR-SC2-OUT
15 L/R OUT
SC
1 3
SNDL-MON-OUT
26
5 1
SNDL-SC2-OUT
4
61 3
9.10
REG-SW
7I22-B
1I05
SNDR-MON-OUT
AUDIO
L/R OUT
SNDL-MON-OUT
B21 CONNECTIONS H SCART 3 D SIDE I/O
1M36 1M37 HEADPHONE-OUT
1M36 1M36
10 10 FRONT-L 10 10
L
11 11 FRONT-R 11 11 11
R
FRONT-DETECT
7 7 7 7 7
B5A
DETECT
B19C AL AMBI LIGHT
R-OSD 7001 7018
P87LPC760 7009 7015
1M49
G-OSD
14
1
7
SCL
TO 1M49
B-OSD B21 2 MICRO
CONTROLLER 7019
3 7010 7016
6
BL-OSD See also SDA
block diagram 12
4 8
I2C RXD
1M48
SEE ALSO
7020
BLOCK DIAGRAM 1
VIDEO 7011 7017
TO 2nd
AMBI LIGHT 2
13
PWB
(Optional) 3
SAM
B14B
A-PLOP
SA
7516
74HC4053
H
7012
M29W400DT
OTC-FLASH
EPG- B5C
FLASH-RAM
4Mbit
RP
(OCTAL BUS TRANSCEIVER)
7018 74LVC245APW
7019 74LVC245APW
1404
AUXILIARY SSSS811
FLASH
PROGRAM
CIRCUIT
FOR
FLASH RAM
SWITCH FOR
SOFTWARE
DOWNLOAD
AUDIO
SA3
-16V-19V
7700
TDA7490 24
I722
1M52 1739 AUDIO-R
18
PWM
1 1
2 2
3 3
6 STBY-MUTE
OSC
GND-AUD 4 4
5 5
N.C.
AUDIO-SW 5701
6 6
AUDIO-L 10
PWM
7010
7 7
I711
2725
8 8
2
9 9
SOUND-ENABLE
-16V-19V
B5A B5A
7Y01
POR
SA
7701 : 7707
DCPROT
SOUND-ENABLE
SOUND
ENABLE
POR-CLASSD
7708 : 7711
PROT-AUDIO-SUPPLY
AUDIO
SUPPLY
PROT, CIRCUIT
1M11
5014 RED
11
5015 BLUE
6
GREEN
5016
1
1M12
1
2
3
+16 +19V
22
1735
I778 5730
5702
23 1 R
15W/
3 8Ω
3717
1736
I776
5731
3 5701 1 L
15W/
3 8Ω
3718
4
+16V+19V
+16V+19V
3761
6702
PROT1
1M02
DCPROT
7
6
+16V+19V
6703 3764
5
TO 1002
4
A6
3
SUPPLY
-16V-19V
2
1
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