Daewoo DC-G84D1D, Руководство по обслуживанию

Страница: 36 / 57

35
CIRCUIT DIAGRAM
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
VIDEO OUTPUT
VCR INTERFACE
POWER PART
AUDIO INTERFACE
VSDA
VSTB
VSCK
IR
CS
Y[3..6]
Y6
Y3
PR
PB
S_Y
Y
Y5
Y4
S_C
CVBS
GND
OPREF
AL FL
FR
OPREF
AR
+12V
GND
GND
VSTB
TCLK
MUTE_DAC
GND
CSS
VSCK
SIN
SOUT
CS
GND
FRR
FLL
AR
MUTE_DAC
PV33
V60
ASPDIF
+P12V
DV33
+12V
+12V
V30
ASPDIF
AL
ASPDIF
DV33
V30
6V(REG)
+P12V
VSDA
GND
GND
IR
VSDA [2]
Y[3..6] [2]
VSCK [2]
CS [2]
IR [2]
VSTB [2]
V30 [1,2]
+12V [1]
V60 [1]
DV33 [1,2,3]
MUTE_DAC [2]
AR [2]
PV33 [1]
+P12V [1]
ASPDIF [1,2]
AL [2]
DV33
+12V
OPREF
DV33
V30
6V(REG)
+P12V
RB19
(10K)
RB14
(33)
RB32
(75,1%)
CB11
100pF
RB36
27K
RB11
33
RB27
0
RB40
27K
+
CE34
10uF/16V
RB12 33
RB50 (0)
+
CE35
220uF/6.3V
CB13
1500pF
RB13 33
RB42
5.1K
RB37
(0)
CN14
19 PIN CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Cb/B
Cr/R
Y/G
VGND
CVBS
VGND
S-Y
VGND
S-C
VGND
3.3VA
3.3V(REG)
DGND
3.0V(REG)
DGND
6V(REG1)
6V(REG2)
AGND
12VA
RB23
0
RB31
75,1%
CB14
0.1uF
CB18
220pF
RB15
33
RB35
4.7K
+
-
IC20A
OPA4558
3
2
1
8
4
CB16
1500pF
RB34
75,1%
RB16
(10K)
RB25 0
CB19
220pF
RB38
5.1K
RB39
4.7K
RB41 10K
RB17
(10K)
+
CE36
10uF/16V
RB33
75,1%
RB21
0
CB12
100pF
RB18
(10K)
+
-
IC20B
OPA4558
5
6
7
8
4
RB37 10K
CN13
11 PIN CONN
1
2
3
4
5
6
7
8
9
10
11
CLK
VSDA/SOUT
VSTB/CS
IR/SIN
DMUTE
SPDIF
DGND
FL/SER0
AGND/BCLK
FR/LRCLK
AGND/DASCLK
CB15
100pF