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2 VOLTAGE CHART
Note:
·
Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point,
because it may differ from an actual measuring value due to difference of measuring instrument and its measuring condition
and product itself.
because it may differ from an actual measuring value due to difference of measuring instrument and its measuring condition
and product itself.
2.1. MOTHER P.C.B.
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
IC1021
IC3501
IC3502
IC3811
IC3811
IC4301
IC6001
IC6001
IC6001
Q3821
Q4422
QR3501
1
2
3
4
5
7
8
1
2
3
-0.1
-0.1
0
0
-2.2
0
0
3.1
2.5
0
0
0
0
0
-1.6
0
0
3.1
2.5
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
4.9
2.3
2.5
0
2.7
1.7
0
2.3
2.3
0
2.3
2.3
1.6
1.6
1.6
2.3
4.9
2.3
2.5
1.7
0
1.7
0
2.3
2.3
0
2.3
2.3
0
1.6
1.6
2.3
1
2
3
4
5
6
1
2
3
4
5
6
0
1.8
4.9
2.3
0
1.8
0
2.6
5
2.5
0
2.5
0
1.8
4.9
1.8
0
1.8
0
0
5
2.5
0
2.5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
0
0
2.2
5
0
0
1.5
2.2
5
0
0
0.5
0
0.5
5
2.7
0
0
3.6
5
0
0
2.2
5
0
0
1.5
2.2
5
0.2
0
0.5
0
0.5
5
2.7
2.7
0
3.1
21
22
23
24
25
26
27
28
29
30
31
32
3.6 0
3.6
3.6
0
1.3
1.5
0
1.4
1.4
0
2.3
3.1
0
3.1
3.1
0
1.3
1.5
0
1.3
1.3
0
2.3
1
2
3
4
5
6
7
8
1.9
1.7
1.7
-10.3
1.7
0
1.9
13.4
1.9
1.6
0
-9.9
-9.9
1.6
1.9
12.9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
0
0
0
1.9
3.1
3.3
3.3
1.5
0
0
0
3.3
-10
-10
-7.7
-10
-10
-7.6
-10
0
0
3.3
0
1.9
3
3.3
3.3
1.3
0
0
0
3.3
-9.5
-7.3
-7.3
-7.3
-7.2
-9.5
-4.9
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
-10
-5.2
-10
-7.6
-10
-10
-10
-10
-10.3
-10.2
-10.2
-10.2
-10.2
-10.2
-10.2
-10.2
-10.2
-10.2
-7.9
-7.9
-9.5
-7.5
-9.5
-9.6
-7.2
-9.6
-9.8
-9.7
-9.6
-9.7
-9.4
-9.7
-9.7
-9.7
-9.7
-9.7
-7.5
-7.5
-7.5
-7.5
41
42
43
44
-7.9
-7.9
3.3
0
-7.5
-7.5
3.3
0
1
2
3
4
1
2
3
4
5
6
B
C
E
5.1
4.1
0
0
5.1
5
0
5.1
5
5.1
13.4
12.7
13.3
5.1
4.1
0
0
5.1
5.1
0
5.1
5.1
5.1
12.1
12.1
0
1
2
3
4
5
6
B
C
E
B
C
E
0
0
-5.9
0
0
-5.9
0
0
0.7
0
0
0.7
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
0
0
-5.9
0
0
-5.9
5.1
1.8
2.5
-6.2
0
-5.5
0
0
3.3
0
0
0.7
0
0
0.7
5.1
1.8
2.5
-6.1
-6.2
-5.5
0
0
3.3
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
0
0
3.3
2.7
0
0
13.3
0
0
0
0
5
12.7
12.7
0
0
0
3.3
2.7
0
0
12.7
0
0
0
0
5
12.1
12.1
0
B
C
E
B
C
E
-5.9
0
0
0
0
2.8
2.4
2.5
0
2.5
0
0
IC1101
IC3802
Q1051
Q1115
Q3801
Q3851
Q3852
Q4423
Q4751
Q6085
QR1115
QR3502
QR3821
QR3822
QR3823
QR4302
QR4306
B
C
E
0
0
3.3
0
0
3.3
QR6001
B
C
E
3.3
3.3
0
0
3.3
0
QR6002
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
(EE)
5
4.9
5
0
0
0
5
5
5
0
0
0
4
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