Daewoo DSL-19M1WC Service Manual page 59

4. Audio
TUNER1
TCL MPE05-2
1 8R1 8L1
NC1
2 8R2 FB
NC2
3 100
VCC-T
4 SCL-M
SCL
5 SDA-M 8EC3
+
SDA
6 8C2 100u
AS
7 100n 16V
NC3
8 8R3
NC4
9 0
NC5
10 8R4 8C7
NC6
11 0 100n TV-SIF 8L3
2nd SIF
12 FB
V-OUT
13
VCC-IF
14 TV-MONO
A-OUT
8L4 R0805 FB + 8EC13
8C10 100u
8R5 8C11 100n 16V
75 1n
AV_R
3CN83A
AV_L
4
1
6 3R75 3C51 3R76
3
4
2
5
47k 100pF 47k
6
AUX3
2
3R73 3R74
NC NC 3U9 3C50
PESD5V0L5 100n
3CN83B
3 3C53
5
3R78
1 100pF 47k
AUX3
3C54
3R80
47k
100pF
3CN11
PC-R
5 3EC15
4 2.2u/16V
1
3
PC-L
2 3EC16
2.2u/16V
3U11
3R83 3R84 3C57 3C58
47K 47K 1
1
3 680pF 680pF
3
4
4
5
5
2
2
3C56
22pF PESD5V0L4
3U12
2
2
5
5
4
4
3
3
1
1
PESD5V0L4
3CN81B
2 AUX-CVBS-OUT
2 AUX-CVBS-OUT
4 3R85
4
6 300
6
SCART-A-OUTL
7
7
8 3R87
8
3C59 3C60
SCART-A-OUTR
AUX
680pF 680pF
10k 3R86
300
VCC3.3
3R88 3C61
1K
3CON3
3R89 100 330pF
1
2
DVD-GND
3
DVD-L-IN 3EC17 3R90 DVD-A-L
4
DVD-GND 2.2u/16V 2.7k
5
DVD-R-IN 3EC18 3R91 DVD-A-R
6
DVD-IR 2.2u/16V 2.7k
7
VCC-DVD
8
DVD-GND 3C62 3C63
9
DVD-GND
10
100pF 100pF
11
VCC12
VCC-DVB
3CON4
1
2
3
4
DVB-IR
5
6
DVB-AUDIO-L 3EC19 3R92 DVB-A-L
7
2.2u/16V 2.7k
8
DVB-AUDIO-R 3EC20 3R93 DVB-A-R
9
2.2u/16V 2.7k
3C64 3C65
100pF/NC 100pF/NC
TV-MONO
8L2 FB
VCC+8V
VCC5_TUNER R0805
8L7 FB 8EC6
+
8C3 8EC4 47uF
+
100u
100n 16V
8L5 FB
VCC5
TV-CVBS R0805
TV-CVBS
8EC16
+
47uF/16V
8C14
TV-SIF 56p
8C16
6p
AUX-A-R
3EC11 3R71
2.2u/16V 2.7k 8R12 8Y 1
AUX-A-L
3EC12 3R72 100K 18.432MHz
2.2u/16V 2.7k
8C17
3C52
6p
100pF
VCC5 8L6 FB
R0805
8EC22
+
8C20
3EC13 3R77 Y PbPr-A-R 47uF/16V
1.5n
2.2u/16V 2.7k
SCL-M
SCL-M
3EC14 3R79 Y PbPr-A-L SDA-M
SDA-M
2.2u/16V 2.7k
RESET-TV
RESET-TV
VGA-A-R
3R81
2.7k
AUDIO SWITCH
VGA-A-L
3R82
2.7k VGA-A-R 8R52 DVI-A-R
0/NC
VGA-A-L 8R53 DVI-A-L
0/NC
VCC+8V
8U4
SOP16
AUX-A-R 1
0Y
VGA-A-R 5
1Y
DVD-A-R 2 3
2Y Y _OUT
SCART-A-R 4
3Y
HEF4052
AUX-A-L 12 13
0X X_OUT
VGA-A-L 14
1X
DVD-A-L 15
2X
SCART-A-L 11 10
3X A
9
B
6
INH
VCC+8V
8R55 10K
AUDIO-SEL1 1
AUDIO-SEL1
8R56 10K
AUDIO-SEL0
AUDIO-SEL0
DISC-CHECK
Y PbPr/DVD
DVD-IR
VCC12
9EC3
+
CON/2MM 100u
9CN12 25V
9CN16
SP--L+
1
SP--L+
DVB-IR 2 1
LOUT
2
SP--R+
3
9CN13 ROUT
4
SP--R+ 9EC4
1 5
470u
2
25V
CON/24MM CON502H
TO SPEAKER TO EARPHONE
8EC1 10uF/16V
AU-R-IN1
8C1 8EC2 10uF/16V
330n AU-L-IN1
8EC5 10uF/16V
8C4 8C5 8EC7 10uF/16V
1.5n 470p
8EC10
10uF/16V
8C12 8C13
1.5n 470p
1 33
AVSUP AHVSUP
2 32
ANA_IN1+ N.C.
8C15 3 31
ANA_IN- SC1_OUT_L
56p
4 30
TESTEN SC1_OUT_R
5 29
XTAL_IN VREF1
8U2
6 MSP34x5G 28
XTAL_OUT N.C.
QFP44-6
7 27
TP DACM_L
8 26
D_CTR_I/O_1 DACM_R
8C18
9 25 1n
D_CTR_I/O_0 VREF2
10 24
ADR_SEL N.C.
11 23
STANDBY Q N.C.
8C21
470p
VCC5
8R31 100
8R32 100
8R33
10K
8R35
10K
1 8Q4
2N3904
不带DVB及HDMI时接
Y PbPr-A-R 8R38 AU-R-IN2
0/nc
Y PbPr-A-L 8R39 AU-L-IN2
0/nc
VCC+8V
8U5
SOP16
Y PbPr-A-R 1
0Y
DVB-A-R 5
1Y
AU-R-IN1 HDMI-A-R 2 3 AU-R-IN2
2Y Y _OUT
DVI-A-R 4
3Y
HEF4052
AU-L-IN1 Y PbPr-A-L 12 13 AU-L-IN2
0X X_OUT
DVB-A-L 14
1X
8R58 8R59 HDMI-A-L 15
2X
NC NC DVI-A-L 11 10 8R60 8R61
3X A
9 NC NC
B
6
INH
8R54 8R57
10K 10K
8Q1
2N3904
A=L,B=L,X=0X,Y=0Y
A=H,B=L,X=1X,Y=1Y
1
A=L,B=H,X=2X,Y=2Y
8Q2
2N3904 A=H,B=H,X=3X,Y=3Y
AUDIO AMPLIFER
9U1 TDA1517P
VOUTL 9C1 1 18
-INV1 GND
470n VCC+8V VCC12
9R1 2 17
SGND GND
1M
3 16
SVRR GND
9R12
LOUT
9EC1 4 15
OUT1 GND NC / 0
9R2 470u
25V 5 14
1M PGND GND
ROUT
9EC2 6 13 9R3
OUT2 GND
VCC12 470u 470
25V 7 12
VP GND
MODE
8 11 9R4
M/SS GND
4.7k
+
VOUTR
9C3 9C2 9 10
-INV2 GND
100n 470n
9C4
100n
58
AU-R-IN2
AU-L-IN2
8EC11 8EC12
+ +
8C8 8C9 3R102
10uF/16V 10uF/16V 3R101
100n 680
100n 3EC21 22uF/25V
39k
SCART-A-OUTL
SCART-A-OUTL
3C71
1 3Q3
2N3904 3C72
0.22uF 3R103 3R104 100
68k 100n
SCART-OUTL
SCART-OUTR
3R106
680
3R105 3EC22 22uF/25V
SCART-A-OUTR
SCART-A-OUTR
3C73 39k
VOUTL
8R10 1 3Q4
0 3C74
8R7 VOUTR 2N3904
8C19 0 0.22uF 3R107 100n 3R108 100
1n 68k
8R8 8R9
NC VCC+8V
NC
VCC12 VCC+8V
8U3
L7808
1 3
IN OUT
8EC24 8C22
+
100u 100n 8C23 8EC25
+
25V 100n 100u
16V
VCC+8V VCC+8V
8R14 8R15 8R16 8R17 8R18 8R19 8R20 8R21
10K 10K 10K 10K 10K 10K 10K 10K
VGA-A-R AUX-A-R
VGA-A-L AUX-A-L
SCART-A-L DVD-A-L
SCART-A-L
SCART-A-R DVD-A-R
SCART-A-R
8R23 8R24 8R25 8R26 8R27 8R28 8R29 8R30
10K 10K 10K 10K 10K 10K 10K 10K
4052 偏置电阻
VCC+8V VCC+8V
8R48 8R49 8R40 8R41 8R42 8R43
10K 10K 10K 10K 10K 10K
Y PbPr-A-R
HDMI-A-R
Y PbPr-A-L
HDMI-A-R
HDMI-A-L
DVB-A-L
HDMI-A-L
DVB-A-R
8R50 8R51 8R44 8R45 8R46 8R47
10K 10K 10K 10K 10K 10K
VCC12
9R9
9R8 10k
4.7k
DGND
MODE GND
1 9Q4
9C5
2N3904
9R7 100n
9R6 VCC3.3
VCC3.3
0
10K VCC12
VCC12
VCC+8V
VCC+8V
9R5 VCC5
VCC5
10k/NC
POWER-OFF VCC-DVD
1 9Q3
POWER-OFF VCC-DVD
9R13 9D3
2N3904
VCC-DVB
0 1N4148
VCC-DVB
MUTE 1 2
MUTE
VCC5_TUNER
VCC5_TUNER
GND
9D1 9EC5
GND
1N4148 470u
1 2 25V
9Q1
1 2N3906 9D2
1N4148
1 2
关机MUTE