Philips EM5A NTSC, Service Manual

Page: 36 / 153

36 EM5A NTSC 6. Wiring Diagram, Block Diagrams and Overviews
Block Diagram Audio
7651
MSP3452G
7674
7323
TDA9320H
2651
QSS_AM
L-SC1-AV1-IN
L-SC1-AV1-OUT
L-SC1_AV1-IN
R-SC1_AV1-IN
L-SC2_AV2-IN
R-SC2_AV2-IN R-SC2-AV2-IN
L-SC2-AV2-IN
R-SC1-AV1-IN
7651
MSP3452G
SOUND
DEMO-
DULATOR
NICAM-
DECODER
ADC
DAC
DAC
DAC HEADPHONE
SC1 OUT
SC2 OUT
LOUDSPEAKER
ADC
DSP
DIGITAL
SOUND
PROC.
54
16
QSS_AM
50
47
1651
18M432
55
R
L
R
L
R
L
R
L
25
26
20
2
2
2
2
2
74
3
3
12
13
3
3
23
7666
AUDIO-SW
PWM
-16V-19V +16V+19V
-16V-19V +16V+19V
+5V_AUD
1000 1205
7656
7654
7663
7664 7652
11
11
9.10
9.10
7665
24
60
ANTI-PLOP
CIRCUIT
MUTE-SSB
22
DACM-SUB
DACM-S
DACM-C
21
28
29
17
18
SELECT
AUDIO LR
SELECT_AUDIO_LR
EPG-
FLASH-RAM
SELECT
HIP
SEE ALSO
BLOCK DIAGRAM
VIDEO
SEE ALSO
BLOCK DIAGRAM
VIDEO SEE ALSO
BLOCK DIAGRAM
VIDEO
RESET
AUDIO
RESET AUDIO
DAC
B76
B66
A62
B65
B74
F4
B75
B67
B55
MUTE
SW
MUTE-
SW
7015
7016
7070
6070
AUDIO DEMODULATOR
B6
OTC
HEADPHONE
AMPLIFIER
B5
SIM
CONN.
B1
B2
B5
B5
B5
AUDIO AMPLIFIER
A6
SIDE I/O
O
IF
B2
IF-VIDEO-SYNC
C4
DW PANEL
E1
SIM
CONN.
B1
INPUTS/
OUTPUTS
A11
SIM
CONN.
A8
44
45
41
42
R-SC1-AV1-OUT
L-SC2-OUT
3380
5
10
8 SIF1 PIP-AUDIO PIP-AUDIO
7301
TDA8885
SOUND-OUTPUT
3437
R-SC2-OUT
R-FRONT-IN
3655
3001
1001
3656
L-FRONT-IN
R-FRONT-IN
L-FRONT-IN
SDA-F
SCL-F
38
2
1
39
58
53
60
52
10 10
1000 1205
0205 1682
PIP_AUDIO
PIP_AUD_IN
1000 1205
73
10 3
2 4
24 22
24 22
5,10
18
6
3 AUDIO-C
AUDIO-L
AUDIO-R
B73
B68
B69
B70
B71
B77
B61
B60
B78
75
76
72
AUDIO-SL
7677
B72
A63
AUDIO-SL
L_CL_VL-OUT
R_CL_VL-OUT
5
4
3
2
1
6
7
AUDIO-SL-OUT
AUDIO-L-OUT
AUDIO-R-OUT
8
9
SIM
CONN.
A8
B10
SIM
CONN.
B1
1936
11
10
R
L
1936
11
10
SIM
CONN.
A8
FRONT
A10
MAINS SWITCH PANEL
CONTROL
AUDIO
E
TOP CONTROL
P
79
78
37
77
SIM
CONN.
B1
SIM
CONN.
A8
66
65
1936 1936
2
2
1
3
4
5
6
7
8
9
2
1
3
2
GREEN
IR-
RECEIVER
6051
TLUV5300
RED
1
3
4
5
6
7
8
9
3
1
1737
15W/8ohm
SUBWOOFER
8
6
8
6
R
L
R
L
+5V2
23
A61
3
1
1738
5721
5720
5702
5701
15W/8ohm
CENTRE
7678-A
12
13
14
14
7653
2
1
15
15
4
7653
5
3
61
7667
2
1
4
7652
5
3
OSC
STBY-MUTE
7702
TDA7490
PWM
PMW
-16V-19V +16V+19V
6
7
70
R-CL_VL-OUT
L-CL_VL-OUT
R-SC2-OUT
L-SC2-OUT
7680
1
8
7681
NJM4556AM
+8V_AUD
7
4
3
5
3506
3728
3729
3717
3718
3501
SEL_IN_2
59
55
HEADPHONE-R 68
HEADPHONE-L 67
R-SC1-AV-OUT 61
L-SC1-AV-OUT 56
6
69
4
2
77
7001
SAA5801H
5
OTC
CVBS-TXT R-TXT
1
8
9
10
L
R
H
109 STATUS_SC3
O
114
97
7009
7010
FRONT-DETECT
113
A11
P50
ON-OFF-LED
1000 1205
107 KEYBOARD
110 LIGHT_SENSOR
100 RC
+8V
N.C.
IR-LED
POWER ON SWITCH
LIGHT SENDER
RC5
COLD
ON/OFF LED
N.C.
1946
2
2 7
2
5x
0241
3054
3051
ON/OFF LED
1040
7020
6021
SEND
LED
LIGHT
SENSOR
1
+3V3
B4
B4
B5
A3
A2
A6
B6
A1
B6
B6
B58
84
4 7
1
3017
VSYNC
7005
LD1117
+3V3
INTOTO
+5V2_CON
RESET
B56
74
RESET
B3
B57
83 HFB
B62
78 G-TXT
SEE ALSO
IIC DIAGRAM
B63
79 B-TXT
B64
E1
80 FBL-TXT
B53
88 SDA-F
B54
87 SCL-F
B51
86 SDA-S
B52
85 SCL-S
104 STANDBY
95 SOUND-ENABLE
94 RESET AUDIO
115 DEGAUSSING
117
116
SEL_IN_2
91
SDA
92
5
6
SCL
16
17
1001
SEL_IN_1
7006
LH28F320BJE 7007
MSM51V18165F 7012
M29W400BT
B9 103
PWW_ANTIMOIRÉ
ADDRESS
DATA
CONTROL
3
A58
A60
A56
18
3
2 4
10
A57
3
4
1735
15W/8ohm
R
+5V2
1945
+5V STANDBY
+5V STANDBY
+5V STANDBY
KEYBOARD KEYBOARD
MENU
CHANNEL-
VOLUME-
0245
OR
OR
0345
2
0346
+8V6
RP
23
7701 : 7707
SOUND-ENABLE
POR PROT1
A59
2
1
15W/8ohm
L
OSC
STBY-MUTE
7700
TDA7490
PMW
SOUND
ENABLE
RESET
FLASH
RAM
7002 :
7004
7013, 7014
DRAM
(TXT)
PROGRAM
FLASH-RAM
SET SW
7011
MC24C32
EEPROM
NVM.
RP
CL 26532058_007.eps
040602
DAC
DAC
DAC
7675, 7668
ERR
1
7410
7411
1411
7678-B
7679-A
7679-B
ERR
14
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