Philips DVP3040K/78 Service Manual page 11

Q Q
6-5
3 7 6 3 1 5 1 5 0
1
Front Board for DVP3002
A
+5V
R320
R317
470
10K Q306
3904
R321
470
R314 18K C309 0.1u
Q305 Q300
3904 R338 3904.
1K
R318 4.7K
R319
10K
C313 R339
1000p 1K
B
C
FROM MAIN BOARD
T E
CON301
L 1 3 9 4 2 2 9 6 5 1 3
MIC
1
AGND
2
+12V
3
-24V
4
IR
5
DV33
6
GND
7
DATA
8
CS
9
CLK
10
LED-
11
POWER_K
12
CON12(2.0)
C314
47p
D
+12V -12V
CE200 C200 CE201
22uF 0.1u 22uF
MIC200 R200 R201
2
2
1.2K 2.2K
1
1
E
3
3
Q200
3904
C207
D200 1uF/0805
1N4148
R204
R203
R202 1K
8.2K 4.7K
J1
0
AGND GND
w w w
When have no karaoke, this inside of circle a
piece is"OPEN"
F
.
1
2 3
R341 12
+12V
AC2
CE302
R322 470 R324 330 R325 12
AC1
Q301 3.3uF/50V
3904 ZD303 R323
CE303
6.2V 10K 3.3uF/50V
C305
0.1u
Q302 -24V
3906
34
35
CE300 C304 C303 R303 R304 R305 R306 36
47uF 0.1u 0.1u 10K 10K 10K 51K 37
+5V
38
39
+ 40
ZD301
41
5.1V
42
43
R316 680 44
+12V
CS
R300 100
CLK R301 100
DATA R302 100
C302 C301 C300
100p 100p 100p
-24V
C310
CE304
0.1u 22uF/50V
C201 C205 47p
-24V R210 3.3K -12V
0.1u R205 56K
ZD200
-12V
12V
L200
U302A
2
1
1.8uH
3
C202 C203 NJM4558
C204 NJM4558
100p 100p RP200 100p R208
5
+
10K MIC
7
+12V
C208 6
-
1uF/0805 1K
U302B
R207 6.8K
R206 C206 47p
3.9K C209 1uF/0805
J2 J3
0 0
AGND GND AGND GND
x a o
y
i
2 3
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8
4
VFD VFD-54
AC2
-24V
22
G4 SEG8
PT6312 21
G3 SEG7
20
G2 SEG6/K6
U301 19
G1 SEG5/K5
18
VDD SEG4/K4
17
LED4 SEG3/K3
16
LED3 SEG2/K2
15
LED2 SEG1/K1
D302
14
LED1 VDD +5V
D301 1N4148
13
GND KEY4
12 1N4148
OSC KEY3
R311 C307 47p
2.2K
C308 47p
K302 K305
R307
PLAY
R312 PREV.
2.2K 10K
K303 K306
R308
OPEN/CLOSE NEXT
R313
2.2K 10K
STOP C311 47p
C312 47p
K304
R309 10K
R310 10K
Q Q
3 7 6 3
REM301
3
VCC
2
GND
1
IR
REM
C315
47p
LED+
1
LED-
2
GND
3
POWER_K
4
CON302
CON4(2.0)
R209
680
u 1 6 3
.
4
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6-5
9 2 4 9
5
R200
R201
R202
R203
R204
R205
K301 POWER
R206
1
1
R207
2
3
LED1
R208
4
4
R209
CN301
C319 C317 C318
47p 47p 47p R210
R300
R301
R302
SWITCH BOARD
R303
R304
R305
R306
R307
R308
R309
R310
R311
R312
R313
R314
R315
R316
R317
R318
R319
R320
R321
R322
R323
R324
R325
R326
1 5 1 5 0 8 9 2
R338
R339
REM301
RP200
C200
C201
C202
C203
DV33
R315
C204
C205
100 ohm
IR
+
C206
C306 CE301
C207
0.1u 47uF
C208
C209
C300
C301
C302
C303
C304
R326 470
DV33
C316
47p
m
c o
5
8 2 9 9
6
E1
C305 B3
E2
C306 D4
E1
C307 B4
E1
C308 B4
E2
C309 B1
E2
C310 D2 A
E2
C311 C4
E3
C312 C4
E3
C313 B1
E3
C314 D1
E3
C315 D4
C2 C316 E4
C2 C317 A5
C2 C318 A5
B3 C319 A5
B3
B3 CE200 E1
B3 CE201 E2
B4
CE300 B2
C4
CE301 D4
B
C4
CE302 A2
C4
CE303 A3
B3
CE304 D2
B3
CON301 C1
C3
CON302 E4
B1
J1 F1
D5
J2 F2
B2
J3 F2
A1
LED1 A5
B1
L200 E2
B2
Q200 E1
A2
Q300 B2
A2
Q301 B2
A2
Q302 B2
A2 C
Q305 B1
A2
Q306 A1
A3
D200 E1
E4
4 9 8 2 9 9
D301 B4
B1
D302 B4
B1
ZD200 E3
D4
ZD301 B2
E2
ZD303 A2
E1
U302A E2
E2
U302B E3
E2
MIC200 E1
E2
K301 A5
E2
E2 K302 B4
E3 K303 C4
D
E1 K304 C4
E2 K305 B4
F3 K306 C4
C3 U301 B3
C3
VFD A3
C3
B3
B2
E
F
6