Block Diagram Audio - Philips FM24 Service Manual

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Block Diagrams, Testpoint Overviews and Wiring Diagram

Block Diagram Audio

AUDIO
AUDIO SOURCE
SC13 7714
SELECT LM833D
F710
L4
+8V6
2 1
L
AUDIO
F711 5798
R4
VGA IN
6 7
R
3
7734
LM833D
L5
2 1
L1
4
L
AUDIO
L2
F713 5
FLEX
R5
A
VGA 6 7
L3
6
R
L4
F714 9
B
L5
10
7754
LM833D
L6
11
L6
2 1
L
R1
AUDIO 25
R6
DVI-D
6 7 R2
24
R
R3
23
L2
L R4
20
AV1
R2
AUDIO
R5
19
CVBS
R
R6
18
L3
L
AV2
R3
AUDIO
YC
R
L1
AV3
L
AUDIO
RGB R1
YPbPr
R
YCbPr
7800 A+B
74HC4053D
SC1-L 2 15
SC1-R 12 14
10,11
ANTI PLOP
7805
7806
7718 7803
D-CTR-NIL
+9V-STBY
7801
7802
POWER-OK
SC8
AUDIO-ENABLE
D-CTR-ONE
SC14
CONTROL
SC6 RS232 INPUT SC8
SEE
0376
BLOCK DIAGRAM
VIDEO
1
RXD
2
TXD
RS-232
3
IN/OUT
RL_ICN
4
5
10
4
5
9
3
GL_ICN
8
6
2
7
LD_ICN
1
6 7
IR_TX
8
IR_RX
9
10
11
LED
LD 6103
0320 0320
PANEL
1 2
1 1
7103
N.C.
GREEN
GREEN-LED 2 2
4 3
RED-LED 3 3
RED
7105
RC-IN 4 4
7107
RC
LIGHT-SENSOR-IN 5 5
RECEIVER
6 6
7120
+8V6
2 7 7 7
6127
8 8
+5V-STBY-SW
1101
+9V-STBY-SW 9 9
4 1
ON/OFF
5 2
+9V-STBY 10 10
SWITCH
6 3
FM24
AUDIO-PROCESSOR
SC14
SDA-AUDIO
SCL-AUDIO
7812
7798
MSP3415G
TEA6422D
3813
13
3 ERR
3795 12
28 SDA-AUDIO 2
DEMO-
2
DULATOR 3812
ERR
1
SCL-AUDIO
3794
27
I2S-
DATA-IN1 17
I2S-DATA-OUT 16
PRE-
21
SCALE
I2S-CLOCK 14
I2S-
DATA-IN2
12 PRE-OUT1-L 40
MATRIX
I660
SWITCH
DACM-L 27
DAC
DAC DACM-R 26
DSP
I659
DIGITAL
DAC
SOUND
8
PROC.
9
13 PRE-OUT1-R 41
L 31
DAC R 30
5 18.432 MHz
6
SC15
AUDIO
B
DELAY LINE
7879
A
7874 7870 7880
TC74HC590AF
TC74HC590AF TC74HC590AF CY7C199B
B
F872
7x
COUNTER COUNTER RAM
7807
7808
7x
SC7 CONTROL FUNCTIONS 1
1415
6MHz
OTC-H
VGA1-H
SC6
7432
OTC-V
VGA1-V
SC6
7433
CONTROL
FUNCTIONS 2
7517
RESET
ADM 810
RESET
2
RESET SC7
SC10 PW_FLASH_RESET
SC8 ICONN_NOT
7555
74HC4053D
SC8 STANDBY
LD_ICN 2 GREEN_LED
15
1
SC10 PW-START
SC13 SC8 POWER-OK
GL_ICN 12
CPU-GO
14
13
PDP-GO
SC12
IRQ-PDP
RL_ICN
5
4 RED_LED
SC6 RC-CNTL
3
ICON_NOT SC10 PW-RESET
SC7
SC10 PW-START
SC8 FAN-SP2
7550
SC8 FAN-SP1
74HC4053D
IR_TX
2 SC6 UART-ACT
RC
15
1
SC6 SYNC-ACT
IR_RX
12
14
13
GND-LED
RED-LED
ICON_NOT
SC7
RC
RC
LIGHT-SEN-IN
SERVICE PINS
+8V6 SC6
0382
SERVICE-IN
1 SDM 2 3419
SEE
BLOCK DIAGRAM
+5V-STBY-SW 3422
3 SAM 4
VIDEO
+9V-STBY-SW 3421
5 CMP 6
+9V-STBY
7 8
9 10
+5V
6. 24
A2 FILTERS
4810
SDA-1
SC7
4811
SCL-1
7841
LM833D
3207
0388 0388
3 1
8 8 7225
F812 LM833DT
L-POS
L-POS 7 7 3
6 7
L-NEG L-NEG 2
6 6
F813
5 5
7851
A
LM833D AUDIO-ENABLE
SC13 AUDIO-ENABLE 4 4
B
3 1 3 3
R-POS 2 2 R-POS 5
F816
6 7 R-NEG 1 1 L-NEG 6
F817
3222
D-CTR-ONE
D-CTR-NIL
7211
7861
BC857BM
+9V-STBY A
TS462CD
2 1 SC1-L
6 7 SC1-R
VXCA
SC9
AUDIO DELAY PROC.
A
7881 7882
74HCT573 74HCT573
I2S-DATA-IN1
4884
24 ms MONITOR
17
8x
8x 7x
"D" F.F. "D" F.F.
I2S-DATA-IN2
4894
15
40 ms TV
8x
7383
F383
SAA5801H
16 82
FRAME
F427
17 3404-C
86
SDA-1
83
F428
SEE
3404-D
85
IIC DIAGRAM
OTC
SCL-1
F425
3404-A
ERR
88
91 SDA-2
84
F426
SC10
3404-B
ERR 87
92 SCL-2
3402-D
74 ERR 89
93 RXD-OTC
SC6
3402-C
ERR 90
TXD-OTC
94
109
7430
ERR
MC24C32
120 95 3402-B
91 SDA-NVM-1 5
119
ERR
96 3402-A
92 SCL-NVM-1 6
95 NVM
96 ERR
ERR
97
RESET 7 7
SC7
116
115
7510 - 74 LVCOOAD
3464-D
93 43 ROM-CS 1
CS
6
110
42 RAM-CS 2
108
3464-C
95 3464-A
40 ROM-OE 9
11 OE
104
41 RAM-OE 10
103
3464-B
7506
99
AM29DL164DT
98
CS
26
OE
DATA 28
DUAL
BANK
ADDRESS
114
FLASH 7515,7516
ROM
CONTROL 12
FLASH
113
RESET
100
7500
105 MSM51V18165F
DATA
ADDRESS
DRAM
106
CONTROL
3380-C
SCL-1
SC6 RS_232_ACT 7435
SC7
SDA-1
Digitized in Heiloo, Holland
AUDIO
A3
3315
AMPL-
VCC-10-POS
L-HIGH
7260-A
LM833DT 7315
8
3 L-HIGH F258 LM311D
1 2
3328
2 7
3
F328
3259 1,4
7302
3318
F231
VCC-10-NEG
3220
1
AUDIO
A4
7238-A
3415
AMPL-
LM833DT
F241
VCC-10-POS
3240 F235
3 L-LOW L-LOW
7
1
2 7415
8
LM311D
2
3428
7
3234
3
F428
1,4
F211 7402
AU-EN-NOT
3418
VCC-10-NEG
7260-B
LM833DT
R-HIGH F273
5
A5 AUDIO
7
3515
6 AMPL-
VCC-10-POS
R-HIGH
7515
3274 8
LM311D
2
3528
7
3
F528
1,4
7502
3518
VCC-10-NEG
7238-B
LM833DT
5 L-HIGH F245
7
6
AUDIO
A6
3615
AMPL-
3244 VCC-10-POS
R-LOW
7615
8
LM311D
2
3628
7
3
F628
1,4
7602
3618
VCC-10-NEG
SUPPLY & DC PROTECTION
A7
OUT_LH
OUT_LL
OUT_RH
OUT_RL
VCC_10_POS
A3
3755
OUT_PROT
3749
A4
A5
0302
3765
A6
9 DC-PROT
VCC_10_NEG
8
+9V-STBY
2760
7
TO
F730
1730
0302 6
VSDN-POS
P6
2.5A
5
POWER 7735,7736
SUPPLY
4 STAB VCC-10-POS
F735
3
F740
1740
2
VSDN-NEG
2.5A
1
F745
7745,7746
VCC-10 -NEG
STAB
31/8/2014
3330
5335
7365-2
VSDN-POS
IRF7343
7330
D
2330
3337
G
S 5365 OUT_LH
F365
F330
D
2355 3362 2355
G
S
7365-1
7355
IRF7343
3355
5366
VSDN-NEG
7340
OUT_PROT
A7
3430
5435
7465-2
VSDN-POS
IRF7343
7430
D
2430
3437
G
S 5465 OUT_LL
F465
F430
D
2455 3462 2465
G
S
7465-1
7455
IRF7343
3455
5460
VSDN-NEG
7440
OUT_PROT
A7
3530
5535
7565-2
VSDN-POS
IRF7343
7530
D
2530
3537
G
S 5565 OUT_RH
F565
F530
D
2555 3552 2565
G
S
7565-1
7555
IRF7343
3555
5560
VSDN-NEG
7540
OUT_PROT
A7
3630
5335
7665-2
VSDN-POS
IRF7345
7630
D
2630
3637
G
S 5665 OUT_RL
F665
F630
D
2655
3662 2665
G
S
7665-1
7655
IRF7345
3655
5660
VSDN-NEG
7640
OUT_PROT
A7
0303
5
L-HIGH
4
3
2
1
L-LOW
0304
R-HIGH
4
3
2
1
R-LOW
3770 3771 3780 3781
DC-PROTECT
7753
BC857BW
5753
+9V-STBY
3752
+9V-STBY A
3751
7751
6750
2759
6760
7761
7755
DC-PROT
CL 26532038_002.eps
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