Philips MCD110, Руководство по обслуживанию

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8-5
8-5
Decoder Board -- Circuit Diagram
CE501
10uF/16V
R504
100
R503
5.1K
Q501
2N3904
R501
10K
3
2
1
8
4
U501A
4558
+12VA
C502
100pF
-12VA
R502
27K
CE502
10uF/16V
R510
100
R509
5.1K
Q502
2N3904
R507
10K
5
6
7
U501B
4558
C504
100pF R508
27K
C501
1000pF
C503
1000pF
AR
AL
AL
AR
AR
AL
R525
75/1% C512
100pF C513
100pF
L504
1.8uH
R522
75/1% C506
100pF C507
100pF
L501
1.8uH
+5VA
R523
75/1% C508
100pF C509
100pF
L502
1.8uH
R524
75/1% C510
100pF C511
100pF
L503
1.8uH
V_G
V_B
V_R
CVBS_OUT
V_G
V_B
V_R
CVBS_OUT
VIDEO I/F
V_G
V_B
V_R CVBS_OUT
R511
470
R512
10K/NC R513
10K
R515
470
R514
10K
R516
100 C505
3300pF
Q503
2N3904
Q504
2N3906
Q505
2N3906
D501
1N4148
D502
1N4148
D503
1N4148
R521
100K
R520
5.1K
CE504
220uF/16V
CE503
220uF/16V
MUTE
ASPDIF
ASPDIF
MUTE
MUTE
A_MUTE
A_MUTE
A_MUTE
+5VA
V33
R519
560
R518
82
R517
100K
-12VA
8
9
7
1
2
3
4
5
6
AV501
COAX
R528
100
R529
100 C514
330pF
C515 0.1uF
R527
33
R526
0
3
2
1
6
5
4
9
8
7
12
11
10
AV502
RCA8 (RGB/YUV+CVBS+2CH)
AUDIO I/F
1
2
3
D504
BAV99
+5VA
1
2
3
D505
BAV99
+5VA
1
2
3
D506
BAV99
+5VA
1
2
3
D507
BAV99
R505
10K/NC
R506
10K/NC
MIC
LCH
LCH
RCH
RCH
OPTICAL
OPTICAL
1
2
3
4
CON502
PH-4A
+12VA
-12VA
R530
100
C516
150pF
C517
474
MIC
AKIN1
B/U
G/Y
R/V
CVBS
B/U
G/Y
R/V
CVBS
1
2
CON501
PH-2A
LCH
RCH
A_MUTE
A_MUTE
GPIO21
GPIO21
GPIO I/F
ASPDIF
LCH
RCH
OPTICAL
LCH
RCH
LCH
RCH
B/U
G/Y
R/V CVBS
B/U
G/Y
R/V
CVBS
B/U R/V
C518
NC
C519
NC
C520
NC
C521
NC
C522
NC
C523
NC
AKIN1 signal:Vp-p<=700mV ;
R & C closed to MT1389DE/L .
# mute: H
unmute: L
MUTE_Circuit
R531
0/NC
R533
NC
R532
NC
AKIN1
AKIN1
V33
R534 0
R535 0/NC
R537 0/NC
R536 0
LSCH
RSCH
LSCH
LSCH
RSCH
RSCH