Philips FTL2.1E Service Manual page 79

Circuit Diagrams and PWB Layouts
SSB: I/O1: Audio
1 2 3
I/O4 AUDIO
A
B
7I17
TEA6422D 25 24 23 20
R1 R2 R3 R4
+8V
C
3 VS
II72
2 CAP
SUPPLY BUS DECODER
1 GND
7
8
NC
21
D
22
L1 L2 L3 L4
4 5 6 9
IIE6
3I39
4K7
E
F
G
H
8204 000 8340.4
1 2 3
FTL2.xE AA 7.
4 5 6
IIE7
3I43
4K7
19 18
R5 R6
ROUT1 13
SNDR-MAIN-IN B6a ,B14d
B6a (2x),B14d
ROUT2 15
SNDR-SEC-IN
B14b
ROUT3 17
SNDR-BO-IN
3IJ0
SDA 28
SDA-S
100R 3IJ1
SCL 27
SCL-S
100R
ADDR 26
B6a,B14d
LOUT1 12
SNDL-MAIN-IN
B6a (2x),B14d
LOUT2 14
SNDL-SEC-IN
B14b
LOUT3 16
SNDL-BO-IN
L5 L6
10 11 B6a (2x),B14d
SNDL-SEC-IN
B6a (2x),B14d
SNDR-SEC-IN
B6a,B14d
SNDL-MAIN-IN B6a,B14d
SNDR-MAIN-IN
B6a
SNDL-SC2-IN
B6a
SNDR-SC2-IN
4 5 6
79
7 8 9
IIE2
B14b
SNDL-SC2-OUT
B6a
REG-SW
IIE3
B14b
SNDR-SC2-OUT
IIE5 B14b
3IH9
SNDL-SC1-OUT
47K
B6a , B14d
SNDL-SC1-OUT-DC B6a , B14d
SNDR-SC1-OUT-DC
B14b
3II4
SNDR-SC1-OUT
47K
IIE4
TRI-STATE-DVI
+5V
RES
3 RES
II69
3IJ3 B5a
7I23-2 5
SEL_IN_2
BC847BS
22K
4
RES
B14e
SEL_IN_1_B
+5V
RES
6
B5a
II70
3II7 SEL_IN_1
2
7I23-1
BC847BS
22K
1
7 8 9
10 11 12
+8V
2IA0
7I20
16
10u 16V
74HC4053
6 VCC
G3
+8V
14
MUXDX
12
1y0
11
13
1y1
15
II67
3II1
2
7I22
SNDL-MON-OUT
2y0
10
BC847BW
22K 1
SNDL-SC1-OUT-DC
2y1
4
5
9
SNDR-MON-OUT
3y0
2IA1
3
SNDR-SC1-OUT-DC
3y1
10u 16V
GND VEE
8 7
9I57
9I58
10 11 12
13
2I13 E2
2I14 B4
2I71 B2
2I72 B3
2I73 B3
2I75 B3
2I76 B3
2I77 C1
2I78 C2
A
2I79 C2
2I80 E2
2I81 D3
2I82 E3
2I84 E3
2I85 D3
2I99 E7
B 2IA0 B10
2IA1 D10
2IA2 F7
3I39 E2
3I43 A4
3IH8 C10
3IH9 E7
3II0 C10
C
3II1 C10
3II2 D10
3II3 D10
B6a,B14b,B14d
3II4 F7
B6a , B14d
3II5 H7
3II6 H7
3II7 H7
B6a,B14b,B14d
3IJ0 C4
B6a , B14d
D
3IJ1 C5
3IJ2 F7
3IJ3 G7
3IJ4 G7
7I17 B2
7I20 C12
7I22 C10
7I23-1 H7
E
7I23-2 G7
9I30 E5
9I31 E5
9I32 E5
9I33 E5
9I34 E5
9I35 E5
9I57 E12
F
9I58 E12
9I68 F8
9IA1 B3
9IA3 D3
II67 C10
II69 G7
II70 H7
G
II72 C2
IIE2 B9
IIE3 D10
IIE4 F7
IIE5 E7
IIE6 E2
IIE7 A4
H
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