Amp Sw - Samsung DA-E750 Service Manual

6. Schematic Diagram

6.8. AMP SW

AUDIO
TP
TP_DAC_SW +
1/ 16W
2. 7KOHM
R7001 R7005
DAC_SW +
50V
4. 7NF
TP
TP_DA C_S W-
50V
AG ND
4. 7NF
R7002 R700 7
DAC_SW -
1/ 16W
SUB WO OFER
2. 7KOHM
LPF_SW -
PROTECTION BLOCK
CSD_DI SCHARGE
UN DEFI NED
10 KOH M
1/ 10 W
R700 9
AG ND
GVDD-6V
VSS-5V
TP
TP70 01
0305_FOR THE I M PROVM ENT OF SENSI TI VI TY
10 KO HM
C
1/ 10 W
Q7002
B
E R701 0
SBT42
C
B
E
M M DT5210W
0229_VOLTAGE CHANGED
021 0_C HA NGE D F ROM V CC3.3V
021 4_F OR MEET CSC(F ROM 6. 3V)
D_5.1V
UN DEFI NED
D7003
12KOHM
R7006
22 OH M
R711 8 1N41 48 W S
1/ 10 W
E
R7004
Q700 3
B
C
6. 8KO HM
1/ 10W
AG ND
AG ND 2S A103 7AK
UN DEFI NED
D_5.1V
0229_VOLTAGE CHANGED
PVDD+17.5V
UN DEFI NED
D700 2 R7015
E
DTA114 EUA
Q700 1
B 6. 8KOH M
C
1N41 48 W S 1/ 10 W
UN DEFI NED
D700 4
1N414 8WS
6-9
1/ 16W 1/ 16W
1. 5KOHM 3. 3KOHM
50V
R701 7
LPF_SW -
1NF
1/ 16W
C7008
470OHM
R701 8
50V
4. 7NF
50V
1NF
VAA+5V
R7020
R703 2
1/ 16W
1/ 16W
1. 5KOHM 3. 3KOHM 470OHM
10 OH M
1/ 16W 1/ 10 W
1/ 10W
AG ND
4. 7KOHM
R7011
10 OH M
1/ 10 W
VSS-5V
R703 3
AG ND
1/ 10W
4. 7KOHM
R702 4
C4052 LPF_SW +
50V 330PF
2S A103 7AK
VSS-5V
0305_FOR THE I M PROVM ENT OF SENSI TI VI TY
UN DEFI NED
AG ND
DCP
1/ 10 W
22 KOHM 2S A10 37AK
R702 2
PVDD-17 .5V
Q700 4
PVDD-17.5V
AG ND
VC3.3V
TP
CSD_DI SCHARGE
TP70 02
DTA114 EUA
_I R_RESET
MM BT22 22A
C
R7035
Q700 7
B
CLOSE T O MIC OM
E 8. 2KOH M
1/ 10W
_I R_SD
VSS-5V
C
MM BT2222A Q7005
B
E VSS-5V
R7021
47 KOH M
1/ 10W
1/ 10 W
R705 0
10 0KO HM
R705 1
47 KO HM
1/ 10 W
VAA +5V
4. 7OHM
R705 4
1/ 10 W
R7040
LPF_SW -
2. 2KOH M
C702 2 C703 1
10 UF
16 V
1/ 10W
1NF R705 6
50 V
27 0OHM
VSS- 5V
4. 7OHM
R704 5
UN DEFI NED
10 V
D701 3
R704 6 1/ 10 W 22 0OHM
CSD_DI SCHARGE
UN DEFI NED
1N414 8WS VSS- 5V
1/ 10 W
D7014
_I R_SD_I N
1N414 8WS
10UF 25V
PW M FREQ SYNCHRONI ZATI ON
1/ 10 W
R704 7
10 0KOH M
R704 9
47 KO HM
1/ 10 W
VAA+ 5V
4. 7OHM
R705 3
1/ 10 W
LPF_SW + R7039
2. 2KO HM
C702 0 C702 9
10 UF
16 V
1/ 10 W
1NF R705 5
50 V
UN DEFI NED
27 0OHM
VSS- 5V
C702 3
4. 7OHM
UN DEFI NED R704 1
D7011
1/ 10 W 22 0OHM
R704 3
CSD_DI SCHARGE
UN DEFI NED
1N41 48 W S VSS- 5V
1/ 10 W
D7012
_I R_SD_I N
1N41 48 W S
10UF 25V
PVDD+17. 5V
02 16_ TEM P. 8 5 T O 105
AG ND
PVDD- 17. 5V
VAA+ 5V
R705 8
1/ 4W
1/ 10W
47KOHM
C703 6
R703 7
_I R_SD_I N
10 0NF
DTA114EUA
DG ND
SRC1203S
C
Q7011
B
03 05 _OPEN FOR EM I
E
AG ND
1/ 10 W
R708 7 20 KO HM
OF_SW +
R708 8 1KOH M
I F_SW +
D702 0 UN DEFI NED 1/ 10 W
BAV20W S- V
RM 06 J TN91 2
GVDD- 6V
R707 2
R708 0
9. 1KOH M
1/ 10 W
D702 4
10 OH M
ES1D- 13-F
C704 3
1/ 10 W
R708 1
10 OH M
L700 2
OF_SW +
I F_SW +
I R4301
10 UF 1 12
-
VAA VP
2 11
C703 3
GND VS
3 10
I C7006
10 V I N+ VN
4 9
I N- COM
1NF 50 V
C703 5
1NF
10 UF
C702 4 50 V
GVDD- 6V
C702 7
AG ND
1/ 10 W
R708 5 20 KO HM
OF_SW -
R708 6 1KOH M
I F_SW -
UN DEFI NED
1/ 10 W
D701 9
BAV20W S- V
RM 06 J TN91 2
GVDD- 6V
R707 1
9. 1KOHM
D702 1
1/ 10 W
R707 5
10 OH M
ES1D- 13-F
C704 1
1/ 10 W
R707 6
10 OH M
L700 1
OF_SW -
I F_SW -
I R4301
1 12
-
VAA VP
10 UF 2 11
C703 2
GND VS
3 10
I C7005
I N+ VN
10 V 4 9
I N- COM
1 F N 0 5 V
C703 4
1NF
10 UF
50 V
GVDD- 6V
C702 6
AG ND
1M F 1M F
C704 5 C706 6
35V 35V
1M F 1M F
C704 6 C706 9
35V 35V
OPEN
R707 9
R709 3
0OHM
0OHM
0OHM
1/ 4W
1/ 4W
DG ND
C705 6
C709 0
10 0NF
50 V 50 V 10 0NF
50 V
OPEN
AG ND DG ND AG ND
DG ND AG ND
DG ND
PVDD+17. 5V
DCP
UN DEFI NED
50V 0305_FOR THE I M PROVM ENT OF SENSI TI VI TY
DBF- 14 E16
100NF
18UH
UN DEFI NED
50V
100NF
PVDD- 17. 5V
AG ND
TP
TP_S PK_SW +
PVDD+17. 5V
0305_FOR THE I M PROVM ENT OF SENSI TI VI TY
TP_S W_ AG ND
DCP
CN70 01
UN DEFI NED M GND1
TP
1
TP_S PK_SW -
2
DBF- 14 E16 3
50V
4
100NF
18UH
UN DEFI NED 50V
100NF
PVDD- 17. 5V AG ND
AG ND
R703 8 R706 5
0OHM 0OHM
1/ 4W 1/ 4W
C709 8 C710 4
10 0NF 10 0NF
50 V 50 V
AG ND DG ND AG ND
R705 2 R706 6
0OHM 0OHM
1/ 4W 1/ 4W
C710 3 C710 5
10 0NF 10 0NF
50 V 50 V
AG ND DG ND AG ND
0210_BOTTOM ADDED
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TP
02 16