Alignment Set-Up Procedures; Equipment Connection Diagram; Voltage Chart - Akai DV-R4000SS Service Manual

Dvd home theatre system
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ALIGNMENT SET-UP PROCEDURES

TUNER SECTION
1
2
C435
T401
3
1. AM IF Adjustment
Test point: IC401 (TA2099N) 18Pin
Adjustment location: T405
T405 ------------------- 450±3kHz
2. MW Frequency Range Adjustment
Test point: C435 +
Adjustment location: T403
Set the tuner frequency to be 530kHz.
Adjust T403 so that test point voltage
is 1.7±0.05V.

EQUIPMENT CONNECTION DIAGRAM

MW SECTION
8
IC401
18
STS21AAST-01-04
2CH AC VOLTMETER
OSCILLOSCOPE
OUT
DIGITAL MULTMETER
T405
test point
18
T403
IC401
test point
TC401
STS21AAST-01-04
3. MW Tracking Adjustment
Test point: IC401 (TA2099N) 18Pin
Adjustment locaiton: T401, TC401
T401 ------------------ 600kHz waveform max.
TC401 ----------------- 1400kHz waveform max.
LOOP ANT
60cm
JK401
+
AM/FM ST SG
55
CPU SECTION
TEST CONDITION: DVD PLAY
IC301 (TMP87EP26F)
PIN'S NUMBER
1
3
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
2
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
TRANSISTOR
DVD PLAY
POWER AMPLIFIER SECTION
TEST CONDITION: DVD PLAY
IC606 (BU4551BF)
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
IC605 (BD3814FV)
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY
IC601 (TA8216H/TA8258H)
PIN'S NUMBER
DVD PLAY
PIN'S NUMBER
DVD PLAY

VOLTAGE CHART

1
2
3
4
5
6
0
2.43
2.15
4.75
0
0.24
11
12
13
14
15
16
0.06
0.06
0.03
3.30
0.03
4.88
21
22
23
24
25
26
4.92
4.88
0
4.92
4.88
0
31
32
33
34
35
36
4.88
0.04
0.03
4.88
4.84
0.04
41
42
43
44
45
46
4.88
4.02
4.88
4.88
0
2.44
51
52
53
54
55
56
4.92
/
/
/
/
/
61
62
63
64
65
66
/
/
/
/
/
/
71
72
73
74
75
76
/
/
/
/
/
/
81
82
83
84
85
86
/
/
/
/
/
/
91
92
93
94
95
96
/
/
/
/
/
/
Q301(3DG1417)
Q302(DTC114ES)
E
C
B
E
C
B
0
0.24
0
0
4.21
0
1
2
3
4
5
6
1.18
1.59
3.05
2.08
1.75
1.72
9
10
11
12
13
14
0.16
1.25
0.98
2.47
0.98
0
1
2
3
4
5
6
0.06
0.13
-6.95
0
0
0.08
11
12
13
14
15
16
0
0
0
0
0
0
21
22
23
24
25
26
0
0
0
0
0
0
31
32
33
34
35
36
0
0
0
0
-.031
0.56
1
2
3
4
5
6
1.88
2.17
0
2.19
1.89
11.45
7
8
9
10
11
12
18.1
5.09
34.25
0
7.34
17.85
56
7
8
9
10
0
4.01
4.61
0
17
18
19
20
0.04
4.92
4.88
4.92
27
28
29
30
3.30
4.92
0.04
4.89
37
38
39
40
4.88
4.88
0
2.81
47
48
49
50
0.16
4.87
0
0
57
58
59
60
/
/
/
/
67
68
69
70
/
/
/
/
77
78
79
80
/
/
/
/
87
88
89
90
/
/
/
/
97
98
99
100
/
/
/
4.92
7
8
0
0
15
16
0
5.95
7
8
9
10
6.50
0
0
0
17
18
19
20
0
0
0
-7.85
27
28
29
30
0
0
0
0
37
38
39
40
1.23
0
7.32
0

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