DOWNLOAD Sharp XL-UH4H (serv.man2) Service Manual ↓ Size: 8.63 MB | Pages: 68 in PDF or view online for FREE

Model
XL-UH4H (serv.man2)
Pages
68
Size
8.63 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
xl-uh4h-sm2.pdf
Date
PREV: Sharp XL-UH4H Driver / Update

Sharp XL-UH4H (serv.man2) Service Manual ▷ View online

XL-UH4H
3 – 2
7
8
9
10
11
12
Figure 2: BLOCK DIAGRAM (2/2)
XL-UH4H
4 – 1
CHAPTER 4. CIRCUIT DESCRIPTION
[1] Waveform Of Servo Circuit
< Z1 : 2.5M >
< Z1 :1 00K >
< Z1 : 2M >
< Z1 : 2M >
< Z1 : 25K >
CH 4
Display
500ms/div
100ms/div
1s/div
20µs/div
Freq(C1)   *****
Position
Coupling
DC1M 
Probe
10:1
Offset
0:32 V
Bandwidth
Edge  CH4
Auto
0.50 V
Edge  CH4
Auto
0.50 V
CH1 10:1
1.00 V/div
DC   Full
Edge  CH4
Auto
0.50 V
CH1 10:1
2.00 V/div
DC   Full
CH1 10:1
1.00 V/div
DC   Full
Edge  CH4
Auto
0.50 V
CH1 10:1
2.00 V/div
DC   Full
CH2 10:1
2.00 V/div
DC   Full
CH3 10:1
2.00 V/div
DC   Full
CH4 10:1
2.00 V/div
DC   Full
Edge  CH4
Auto
0.001 kV
CH1 10:1
5.00 V/div
DC   Full
CH2 10:1
5.00 V/div
DC   Full
CH3 10:1
5.00 V/div
DC   Full
Full
ON
OFF
-0.
2
0div
CH 4
Display
Position
Coupling
DC1M 
Probe
10:1
Offset
Bandwidth
Freq(C1)
FR-A(C4)
Freq(C2)
50.00000kHz
40.00000kHz
43.75492kHz
Full
ON
OFF
- 
3
.00div
MEASURE
Mode
Item Setup
Delay Setup
1Cycle Mode
OFF
Time Range1
Time Range2
ON
ON
1.
5
7000div
1.
7
7000div
Freq (C1)
50.00000kHz
0.2v
CH1
A>0.2µs
˜
0:
8
2 V
1
IC902  19
2
IC901  24
6
IC901  12
2
IC901  24
1
IC902  19
4
IC902  24
3
IC902   4
5
IC902  10
9
IC901  21
8
IC901  22
7
IC901  23
XL-UH4H
4 – 2
13
IC901  31
12
IC901  33
11
IC901  32
10
IC901  43
3
IC902   4
14
IC901  64
< Z1 : 2.5M >
< Z1 : 2M >
1s/div
500ms/div
CH1 10:1
2.00 V/div
DC   Full
CH1 10:1
2.00 V/div
DC   Full
Edge  CH4
Auto
0.50 V
CH1 10:1
5.00 V/div
DC   Full
CH2 10:1
2.00 V/div
DC   Full
CH3 10:1
2.00 V/div
DC   Full
CH4 10:1
2.00 V/div
DC   Full
Edge  CH4
Auto
0.50 V
Freq (C1)
22.22222kHz
Freq (C1)
P1sN (C4)
FR-A (C4)
31.25000kHz
5.891783kHz
1133
XL-UH4H
4 – 3
[2] IC Voltage
PIN
PIN
PIN PIN 
PIN 
PIN 
NO
NO
NO
NO
NO
NO
1
3.10
1
3.26
1
0.00
1
0.00
33
3.63
1
3.42
2
0.11
2
2.72
2
0.00
2
5.13
34
4.93
2
3.42
3
0.15
3
2.72
3
0.00
3
2.58
35
4.93
3
2.53
4
0.15
4
0.00
4
0.12
4
2.58
36
4.93
4
2.56
5
0.15
5
2.72
5
1.66
5
2.58
37
4.93
5
6.86
6
0.19
6
2.72
6
0.00
6
2.58
38
4.93
6
5.22
7
3.07
7
3.26
7
3.33
7
2.45
39
4.93
7
3.80
8
0.17
8
2.80
8
1.65
8
2.45
40
4.93
8
0.00
9
0.00
9
2.72
9
2.63
41
4.93
9
0.05
10
NC
10
0.00
10
4.29
42
0.00
10
2.55
11
3.26
11
2.75
11
12
2.61
43
4.81
11
3.45
12
0.00
12
2.83
PIN
2.61
44
5.13
12
0.02
13
NC
13
3.26
NO
13
2.61
45
0.00
13
0.00
14
0.00
14
2.90
Input
3.27
14
2.61
46
5.13
14
0.00
15
3.27
15
3.26
GND
0.00
15
0.00
47
2.55
15
3.46
16
0.00
16
3.10
Output
1.79
16
5.15
48
2.59
16
3.30
17
0.00
17
3.07
17
2.43
49
2.56
17
3.40
18
3.08
18
3.26
18
1.16
50
2.56
18
3.40
19
0.17
19
0.18
19
20
0.00
51
2.55
19
2.17
20
0.17
20
0.18
PIN
0.03
52
2.52
20
7.54
21
0.17
21
0.18
NO
21
2.27
53
2.52
21
7.54
22
0.22
22
0.18
VCC
3.27
22
2.03
54
2.52
22
7.54
23
0.17
23
0.00
GND
0.00
23
3.79
55
0.00
23
2.20
24
3.27
24
0.00
Reset
3.27
24
4.96
56
4.98
24
2.20
25
0.00
25
3.26
25
0.03
57
0.00
25
2.20
26
2.90
26
0.00
26
0.00
58
2.52
26
3.50
27
0.00
27
0.16
27
28
0.00
59
5.13
27
3.45
28
2.89
28
0.16
PIN
4.97
60
5.13
28
0.00
29
2.72
29
0.16
NO
29
0.02
61
0.00
30
2.89
30
3.08
Input
5.04
30
1.54
62
2.57
31
2.69
31
0.18
GND
0.00
31
3.26
63
5.01
32
2.82
32
3.06
Output
3.27
32
3.26
64
0.00
PIN 
33
2.75
33
NC
NO
34
2.75
34
3.26
1
0.00
35
3.27
35
1.75
2
0.00
36
2.80
36
2.90
PIN
PIN
PIN 3
0.00
37
3.26
37
NC
NO
NO
NO
4
0.00
38
2.80
38
3.26
1
3.25
1
0.00
1
0.00
5
0.00
39
2.60
39
2.87
2
4.94
2
0.00
2
0.00
6
0.00
40
2.72
40
2.87
3
0.00
3
0.00
3
0.00
7
0.00
41
2.95
41
0.00
4
2.63
4
0.00
4
0.00
8
0.01
42
2.75
42
2.71
5
2.63
5
0.00
5
0.00
9
0.00
43
2.95
43
2.71
6
0.00
6
0.00
6
0.00
44
2.83
44
3.26
7
2.63
7
0.00
7
0.00
45
2.94
45
3.14
8
0.00
8
0.00
8
0.01
46
0.00
46
3.14
9
0.00
9
0.00
9
0.00
PIN 
47
3.09
47
0.00
10
2.63
10
0.00
10
0.00
NO
48
2.96
48
2.95
11
2.66
11
0.00
11
0.00
E
0.00
49
2.95
12
2.59
12
0.00
12
0.00
B
0.00
50
0.00
13
2.73
13
0.00
C
0.00
14
2.51
14
0.00
15
0.13
15
0.00
16
5.19
16
0.00
PIN 
NO
PIN 
E
4.99
NO
B
5.65
E
0.00
C
8.32
B
0.00
C
0.00
9014
VOLTAGE
Q316
8050
VOLTAGE
Q301
9014
VOLTAGE
Q302
LA-4227
VOLTAGE
U301
LA-4227
VOLTAGE
U716
2950A
VOLTAGE
U903
SA9618
VOLTAGE
U501
TC-4052
VOLTAGE
809R
VOLTAGE
VOLTAGE
SC9641
U714
SA9259
VOLTAGE
U301
U711
U712
16161A
U713
IC901
1117-18
VOLTAGE
U715
IC902
CE2711
VOLTAGE
VOLTAGE
VOLTAGE
SST39VF800A
VOLTAGE
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