Emerson EWC09D5B, Руководство по обслуживанию

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1-9-2 TD300BLA
Audio Block Diagram
12
T
O
VIDEO
/SYSTEM CONTR
OL
BLOCK DIA
GRAM
V
OLUME
D
VD-H
EXT
-L
IC1801
(A
UDIO AMP)
2
6
DC V
OL.
7
5
IC1451
(OUTPUT SELECT)
SW CTL
15 14
1 2
13 12
10
11
TUNER/LINE TUNER/LINE DV
D
DV
D
Q1453
(L-CH) (R-CH)
MAIN CB
A
A
U
DIO (TV/LINE) SIGNAL
D
V
D A
UDIO SIGNAL
JK1801 HEADPHONE JA
C
K
SP1802 SPEAKER L-CH
CN1802
SP-L
1
SP-GND
2
SP1801 SPEAKER R-CH
CN1801
CLN801 CLN802
SP-R
1
SP-GND
2
DIGIT
AL
A
U
DIO-OUT
(CO
AXIAL)
JK1730
AMP
Q1731
IC1731
(AMP)
7
2 6
6
1
V
OLUME
CONTR
OL
Q1282
AMP AMP
MUTE CTRL
TP1402
A
UDIO-R-OUT
TP1401
A
UDIO-L-OUT
IC1452
(INPUT SELECT)
SW CTL
14 15
12 13
2 1
10
11
TUNER TUNER LINE LINE
(L-CH) (R-CH)
Q1454
SPDIF
1
D
VD-A
UDIO(R)
4
D
VD-A
UDIO(L)
6
D
VD-A-MUTE
7
T
O
VIDEO
/SYSTEM CONTR
OL
BLOCK DIA
GRAM
A
UDIO
D
VD-MUTE
CN1731
A
UDIO(R)-
IN JK1702
TU1001
Q1736
(TUNER UNIT)
A
UDIO(L)-
IN JK1703
WF19 WF20
WF6
T
O
D
VD A
UDIO
BLOCK
DIA
GRAM
<
D
VD SECTION
>
CN601