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1
1
2
2
3
3
4
4
5
5
6
6
A
A
B
B
C
C
D
D
E
E
F
F
FROM MAIN BOARD
FROM OK BOARD
MIC
SWITCH BOARD
C300 D4
C301 D4
C303 C3
C302 D3
C304 C3
C306 E2
C310 B1
C305 C4
C307 D5
C309 B2
C308 E3
C311 D1
C312 E2
C313 C2
C317 B5
C318 B6
C319 B5
CE300 C3
CE301 E2
CE302 D3
CE303 B3
CON301 C1
CE304 B1
CON301 B5
CON302 D3
CON303 C1
D301 D5
K301 B5
K302 D5
K303 D5
K304 D5
K305 D5
LED1 B5
Q300 B2
Q301 B3
Q302 B3
Q305 B2
Q306 B2
R208 C2
R209 D1
R300 D3
R301 D3
R302 D3
R303 C3
R304 C4
R305 C4
R306 C4
R307 D5
R308 D5
R309 D5
R310 D5
R311 C4
R312 D4
R315 E2
R314 B2
R313 D4
R316 C3
R318 B2
R317 B2
R319 C2
R320 B2
R321 B2
R323 B3
R322 B3
R325 B4
R324 B3
R327 C3
R326 E3
R338 B2
R328 D4
R339 C2
R341 B3
REM301 E2
U301 C4
VFD B4
ZD301 C3
ZD302 B3
N/A
AC1
CLK
CS
AC2
DATA
-24V
3V3
+12V
-24V
PCON/LED-
LED+
GND
+12V
IR
-24V
CS
3V3
CLK
GND
PCON/LED-
DATA
GND
POWER_K
+5V
+12V
AC2
+12V
MIC
-24V
GND
POWER-K
IR
+5V
-24V
+5V
3V3
R327
1k
C308
47pF
R322
470
R302
100
LED1
R341
2.2
R310
10K
R313
2.2K
C304
0.1u
CON303
CON4(2.0)
1
2
3
4
R328
2.2K
R300
100
K304
OPEN/CLOSE
C312
47pF
C310
0.1u
R319
10K
C317
47p
+
CE300
47uF
R309
10K
C309
0.1u
K305
Smart Picture Or HDMI
R311
2.2K
R306
51K
Q305
3904
R324
330
R338
1K
R318
4.7K
C305
0.1u
R314
18K
R307
10K
+
CE303
3.3uF/50V
R316
1k
1
4
CON301
1
2
3
4
R320
470
R209
680
Q302
3906
R304
10K
C311
47pF
R312
2.2K
C313
1000p
R339
1K
K303
STOP
R323
10K
C318
47p
R317
10K
K301
POWER
C303
0.1u
Q300
3904
CON301
CON12(2.0)
1
2
3
4
5
6
7
8
9
10
11
12
K302
PLAY/PAUSE
D301
1N4148
C319
47p
R301
100
R315
100 ohm
R208
1K
C307
47p
R303
10K
R308
10K
REM301
REM
1
2
3
IR
GND
VCC
ZD303
6.2V
Q306
3904
VFD
VFD-54
1
2
3
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
19
20
21
22
29
28
27
26
25
24
23
30
31
32
F
F
NP
P1
5
P1
4
P1
3
P1
2
P1
1
P1
0
P9
P8
P7
P6
P5
P4
P3
P2
P1
NP
NP
NP
NP
1G
2G
3G
4G
5G
6G
7G
NP
F
F
U301
PT6312
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
SW1
SW2
SW3
SW4
S
D
out
SDin
GND
SCL
K
/CS
KEY1
KEY2
KEY3
KEY4
VDD
SEG1/K1
SEG2/K2
SEG3/K3
SEG4/K4
SEG5/K5
SEG6/K6
SEG7
SEG8
SEG
9
SEG
1
0
SEG
1
1
SEG
1
2
VEE
SEG
1
3
SEG
1
4
SEG
1
5
SEG
1
6
G6
G5
G4
G3
G2
G1
VDD
LED4
LED3
LED2
LED1
GND
OSC
ZD301
5.1V
C301
100p
C306
0.1u
CON302
CON4(2.0)
1
2
3
4
+
CE301
47uF
R325
5.6
Q301
3904
+
CE302
3.3uF/50V
R305
10K
C300
100p
R326
470
+
CE304
22uF/50V
R321
470
C302
100p
6-1
6-1
DVP5150/94 Front Board & Switch Board Electrical Diagram