Sharp XL-HP500 (serv.man20) Service Manual ▷ View online
– 41 –
XL-HP500E
XL-HP500H
Figure 41 WIRING SIDE OF P.W.BOARD (9/9)
7
8
9
10
11
12
1
FC6
MOB2
SWB101
SWB102
SWB103
SWB104
MOB1
SWB107
SWB106
SWB108
SWB105
BIM2
CNS1A
CNS1B
CNS2A
CNS2B
CNS7
CNS4
CNS8
1
1
7
1
8
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
2
6
5
4
3
2
5
4
4
7
6
6
3
2
1
2
1
1
2
3
4
2
3
4
6
1
2
3
4
5
2
3
4
5
5
1
1
2
3
4
5
2
3
4
5
WB-C
SWITCH PWB-E
TRAY MOTOR
MAIN CAM MOTOR
CAM1
CAM2
CAM3
CAM4
YL
OR
RD
BR
YL
OR
RD
BR
BR
RD
RD
OR
YL
GR
BL
SPLAY PWB
7 10 - C
9 10 - C
9 10 - C
CNP7A
BL
GY
WH
GY
WH
GY
WH
WH
GY
WH
GY
WH
GY
WH
RD
BK
BR
RD
OR
YL
CD IN
CD SET
CD TRAY
CLOSE
CD EJECT
CD PICKUP UNIT (306)
XL-HP500E
XL-HP500H
– 42 –
VOLTAGE
1.62 V
1.02 V
1.62 V
1.88 V
3.30 V
0 V
1.67 V
1.67 V
1.67 V
1.67 V
1.67 V
1.67 V
1.61 V
1.61 V
0 V
0 V
0 V
3.30 V
0 V
1.66 V
1.66 V
1.66 V
1.66 V
1.66 V
0 V
3.30 V
0 V
0 V
0 V
3.30 V
0 V
0 V
0 V
0 V
1.63 V
0 V
0 V
3.30 V
0 V
0 V
3.73 V
3.73 V
0 V
0 V
3.72 V
3.74 V
3.30 V
3.30 V
0 V
0 V
0 V
3.30 V
0 V
0 V
0 V
0 V
0 V
3.30 V
0 V
0 V
0 V
0 V
0 V
3.28 V
4.93 V
4.91 V
0 V
4.92 V
0 V
3.52 V
3.52 V
2.37 V
0.96 V
2.35 V
0 V
1.04 V
3.29 V
2.53 V
0 V
3.28 V
1.02 V
1.62 V
1.88 V
3.30 V
0 V
1.67 V
1.67 V
1.67 V
1.67 V
1.67 V
1.67 V
1.61 V
1.61 V
0 V
0 V
0 V
3.30 V
0 V
1.66 V
1.66 V
1.66 V
1.66 V
1.66 V
0 V
3.30 V
0 V
0 V
0 V
3.30 V
0 V
0 V
0 V
0 V
1.63 V
0 V
0 V
3.30 V
0 V
0 V
3.73 V
3.73 V
0 V
0 V
3.72 V
3.74 V
3.30 V
3.30 V
0 V
0 V
0 V
3.30 V
0 V
0 V
0 V
0 V
0 V
3.30 V
0 V
0 V
0 V
0 V
0 V
3.28 V
4.93 V
4.91 V
0 V
4.92 V
0 V
3.52 V
3.52 V
2.37 V
0.96 V
2.35 V
0 V
1.04 V
3.29 V
2.53 V
0 V
3.28 V
1
2
3
4
5
6
7
8
9
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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
PIN
NO. VOLTAGE
IC1
1.68 V
1.68 V
1.87 V
2.13 V
2.13 V
2.13 V
2.13 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
2.13 V
2.13 V
1.68 V
4.90 V
2.91 V
1.68 V
0 V
0 V
4.90 V
4.90 V
1.68 V
2.13 V
2.13 V
4.90 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
4.20 V
0 V
3.52 V
3.52 V
7.72 V
0.33 V
0.33 V
1.68 V
1.87 V
2.13 V
2.13 V
2.13 V
2.13 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
2.13 V
2.13 V
1.68 V
4.90 V
2.91 V
1.68 V
0 V
0 V
4.90 V
4.90 V
1.68 V
2.13 V
2.13 V
4.90 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
4.20 V
0 V
3.52 V
3.52 V
7.72 V
0.33 V
0.33 V
1
2
3
4
5
6
7
8
9
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
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
PIN
NO. VOLTAGE
IC2
0 V
0 V
0.68 V
1.94 V
0 V
1.32 V
0 V
0.58 V
3.26 V
3.26 V
0 V
0 V
6.84 V
4.01 V
0 V
3.28 V
0.58 V
0 V
2.56 V
0 V
1.96 V
0.56 V
0 V
0 V
0 V
0.68 V
1.94 V
0 V
1.32 V
0 V
0.58 V
3.26 V
3.26 V
0 V
0 V
6.84 V
4.01 V
0 V
3.28 V
0.58 V
0 V
2.56 V
0 V
1.96 V
0.56 V
0 V
0 V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PIN
NO. VOLTAGE
IC101
2.10 V
5.07 V
2.10 V
2.10 V
0 V
5.15 V
0 V
3.51 V
5.05 V
4.34 V
1.93 V
0 V
2.26 V
1.20 V
1.20 V
2.09 V
0 V
1.39 V
2.13 V
1.39 V
2.08 V
2.08 V
6.06 V
3.55 V
5.07 V
2.10 V
2.10 V
0 V
5.15 V
0 V
3.51 V
5.05 V
4.34 V
1.93 V
0 V
2.26 V
1.20 V
1.20 V
2.09 V
0 V
1.39 V
2.13 V
1.39 V
2.08 V
2.08 V
6.06 V
3.55 V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PIN
NO. VOLTAGE
IC303
0 V
0 V
0 V
4.95 V
0 V
0 V
4.93 V
0 V
0 V
0 V
4.93 V
0 V
4.93 V
4.93 V
0 V
4.93 V
4.96 V
4.93 V
4.93 V
4.93 V
4.95 V
4.95 V
9.90 V
0 V
0 V
0 V
4.95 V
0 V
0 V
4.93 V
0 V
0 V
0 V
4.93 V
0 V
4.93 V
4.93 V
0 V
4.93 V
4.96 V
4.93 V
4.93 V
4.93 V
4.95 V
4.95 V
9.90 V
0 V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PIN
NO. VOLTAGE
IC601
2.54 V
0 V
0 V
0 V
0 V
5.00 V
9.88 V
4.68 V
0 V
0 V
5.14 V
0 V
5.14 V
0 V
0 V
2.56 V
5.16 V
0 V
0 V
9.89 V
0 V
2.54 V
0 V
0 V
0 V
0 V
5.00 V
9.88 V
4.68 V
0 V
0 V
5.14 V
0 V
5.14 V
0 V
0 V
2.56 V
5.16 V
0 V
0 V
9.89 V
0 V
2.54 V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
11
12
13
14
15
16
17
18
19
20
21
22
PIN
NO. VOLTAGE
IC302
–0.13 V
–0.14 V
0 V
35.1 V
–33.70 V
0 V
0 V
35.9 V
–35.9 V
0 V
0 V
–34.8 V
0 V
–0.14 V
–0.13 V
–0.14 V
0 V
35.1 V
–33.70 V
0 V
0 V
35.9 V
–35.9 V
0 V
0 V
–34.8 V
0 V
–0.14 V
–0.13 V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
PIN
NO. VOLTAGE
IC901
19.57 V
1.33 V
13.23 V
1.33 V
13.23 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC851
19.57 V
0 V
4.95 V
0 V
4.95 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC852
19.57 V
0 V
4.95 V
0 V
4.95 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC853
5.66 V
0.61 V
9.33 V
0.61 V
9.33 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC854
8.29 V
13.23 V
7.79 V
13.23 V
7.79 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC855
4.76 V
4.65 V
0 V
0 V
4.65 V
4.70 V
4.74 V
0 V
0 V
4.85 V
2.29 V
1.98 V
0 V
4.60 V
0 V
4.75 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
5.00 V
0 V
4.94 V
1.39 V
5.00 V
5.00 V
0 V
0.32 V
5.00 V
5.00 V
4.78 V
5.00 V
1.94 V
4.94 V
5.00 V
4.90 V
0 V
1.94 V
13.21 V
13.21 V
13.21 V
3.75 V
4.78 V
4.64 V
0 V
0 V
0 V
4.65 V
0 V
0 V
4.65 V
4.70 V
4.74 V
0 V
0 V
4.85 V
2.29 V
1.98 V
0 V
4.60 V
0 V
4.75 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
5.00 V
0 V
4.94 V
1.39 V
5.00 V
5.00 V
0 V
0.32 V
5.00 V
5.00 V
4.78 V
5.00 V
1.94 V
4.94 V
5.00 V
4.90 V
0 V
1.94 V
13.21 V
13.21 V
13.21 V
3.75 V
4.78 V
4.64 V
0 V
0 V
0 V
9
8
7
6
5
4
3
2
1
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
PIN
NO. VOLTAGE
IC701
4.94 V
0 V
0 V
4.94 V
0 V
1.77 V
1.73 V
1.73 V
0 V
0.39 V
0 V
0 V
4.78 V
4.78 V
4.78 V
0 V
0 V
0 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–29.36 V
–29.36 V
29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–26.33 V
–26.33 V
26.33 V
–26.33 V
–26.33 V
–26.33 V
–26.33 V
–26.33 V
26.33 V
0 V
0 V
4.94 V
0 V
1.77 V
1.73 V
1.73 V
0 V
0.39 V
0 V
0 V
4.78 V
4.78 V
4.78 V
0 V
0 V
0 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–28.90 V
–29.36 V
–29.36 V
29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–29.36 V
–26.33 V
–26.33 V
26.33 V
–26.33 V
–26.33 V
–26.33 V
–26.33 V
–26.33 V
26.33 V
PIN
NO. VOLTAGE
51
64
63
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
62
61
60
59
58
57
56
55
54
53
52
85
84
86
87
88
89
90
91
92
93
94
95
96
97
98
99
87
88
89
90
91
92
93
94
95
96
97
98
99
100
83
82
81
0.23 V
0 V
0 V
0 V
0 V
0.23 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0.23 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
11
12
13
14
15
16
PIN
NO. VOLTAGE
ICT21
(XL-HP500H ONLY)
– 43 –
XL-HP500E
XL-HP500H
T
T
DATA
DATACK
LRSY
Stopped
CH1=2 V
DC 10:1
CH2=2 V
DC 10:1
CH3=2 V
DC 10:1
5
µ
s/div
(5
µ
s/div)
NORM:100 kS/s
1
2
3
=Record Length=
Smoothing : ON
CH1 : 0.00 V
CH2 : 0.00 V
CH2 : 0.00 V
Main : 5 K
Zoom : 100
Zoom : 100
Mode : AUTO
Type : EDGE CH3
Delay : 0.0 ns
Hold off : 0.2
Type : EDGE CH3
Delay : 0.0 ns
Hold off : 0.2
µ
s
CH3 : 0.00 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
CH3
v/DIV
2 V
v/DIV
2 V
1999/04/05 20:50:17
10
IC1 58
IC1 59
IC1 60
11
12
T
T
DOUT
Stopped
CH1=2 V
DC 10:1
500 ns/div
1999/04/07 09:25:28
(500 ns/div)
NORM:200 MS/s
1
=Record Length=
Smoothing : ON
CH1 : 0.00 V
CH2 : 0.00 V
CH2 : 0.00 V
Main : 1 K
Zoom : 100
Zoom : 100
Mode : NORMAL
Type : EDGE CH1
Delay : 2.887 ms
Hold off : 0.2
Type : EDGE CH1
Delay : 2.887 ms
Hold off : 0.2
µ
s
CH3 : 0.00 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
9
IC1 39
T
FDO
PDO2
PDO1
Stopped
CH1=500 mV
DC 10:1
CH3=1 V
DC 10:1
CH4=1 V
DC 10:1
500 ms/div
(500 ms/div)
NORM:20 kS/s
1
4
3
=Record Length=
Smoothing : ON
CH1 : 0.000 V
CH2 : 0.0 V
CH2 : 0.0 V
Main : 100 K
Zoom : 2 K
Zoom : 2 K
Mode : AUTO
Type : EDGE CH2
Delay : 0.0 ns
Hold off : 0.2
Type : EDGE CH2
Delay : 0.0 ns
Hold off : 0.2
µ
s
CH3 : 0.00 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
CH1
v/DIV
500 mV
v/DIV
500 mV
1999/04/05 17:33:17
1
IC1 21
7
IC1 73
8
IC1 74
T
T
FDO
SPDO
Stopped
CH1=200 mV
DC 10:1
CH2=500 mV
DC 10:1
500 ms/div
1999/04/07 09:51:15
(500 ms/div)
NORM:20 kS/s
2
1
=Record Length=
Smoothing : ON
CH1 : 0.000 V
CH2 : 0.000 V
CH2 : 0.000 V
Main : 100 K
Zoom : 2 K
Zoom : 2 K
Mode : NORMAL
Type : EDGE CH2
Delay : 2.924 ms
Hold off : 0.2
Type : EDGE CH2
Delay : 2.924 ms
Hold off : 0.2
µ
s
CH3 : 0.00 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
1
IC1 21
6
IC1 22
T
T
TE
DRF
Stopped
CH1=10 V
DC 10:1
CH2=1 V
DC 10:1
100 ms/div
(100 ms/div)
NORM:100 kS/s
2
1
=Record Length=
Smoothing : ON
CH1 : 0.0 V
CH2 : 0.00 V
CH2 : 0.00 V
Main : 100 K
Zoom : 2 K
Zoom : 2 K
Mode : NORMAL
Type : EDGE CH1
Delay : 2.924 ms
Hold off : 0.2
Type : EDGE CH1
Delay : 2.924 ms
Hold off : 0.2
µ
s
CH3 : 0.00 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
3
IC1 67
4
IC1 15
Vp-p=1.0 V~1.3 V
0.5 mV/div,0.5
µ
sec/div
5
IC1 4
T
FDO
DRF
TE
Stopped
CH1=500 mV
DC 10:1
CH2=10 V
DC 10:1
DC 10:1
CH3=1 V
DC 10:1
500 ms/div
(500 ms/div)
NORM:20 kS/s
1
2
3
=Record Length=
Smoothing : ON
CH1 : 0.000 V
CH2 : 0.0 V
CH2 : 0.0 V
Main : 100 K
Zoom : 2 K
Zoom : 2 K
Mode : AUTO
Type : EDGE CH1
Delay : 0.0 ns
Hold off : 0.2
Type : EDGE CH1
Delay : 0.0 ns
Hold off : 0.2
µ
s
CH3 : 0.00 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
-3 div
-1 div
0 div
+1 div
+3 div
CH Position To
CH2
Position
0.20 div
Position
0.20 div
1
IC1 21
3
IC1 67
4
IC1 15
T
FDO
TDO
Stopped
CH1=500 mV
DC 10:1
CH3=500 mV
DC 10:1
500 ms/div
(500 ms/div)
NORM:20 kS/s
1
3
=Record Length=
Smoothing : ON
CH1 : 0.000 V
CH2 : 0.0 V
CH2 : 0.0 V
Main : 100 K
Zoom : 2 K
Zoom : 2 K
Mode : AUTO
Type : EDGE CH1
Delay : 0.0 ns
Hold off : 0.2
Type : EDGE CH1
Delay : 0.0 ns
Hold off : 0.2
µ
s
CH3 : 0.000 V
CH4 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter=
=Offset=
CH1
v/DIV
500 mV
v/DIV
500 mV
1
IC1 21
2
IC1 20
WAVEFORMS OF CD CIRCUIT
XL-HP500E
XL-HP500H
– 44 –
HOW TO USE
CAUTION
Cleaning fluid
Cleaner disc
Using the brush in the cleaner cap, apply 1 or 2 drops of the cleaning fluid to the
brush on the CD cleaner disc which has the mark next to it.
Place the CD cleaner disc onto the CD disc tray with the brush side down,then
press the play button.
You will hear music for about 20 seconds and the CD player will automatically stop.
If it still play continuously, press the stop button.
1.
2.
3.
The CD lens cleaner should be effective for 30-50 operations, however if the
brushes become worn out earlier then please replace the cleaner disc.
If the CD cleaner brushes become very wet then wipe off any excess fluid with a soft
cloth.
Do not drink the cleaner fluid or allow it contact with the eyes. In the event of this
happening then drink and / or rinse with clean water and seek medical advice.
The CD cleaner disc must not be used on car CD players or on computer CD-ROM
drives.
All rights reserved. Unauthorized duplicating, broadcasting and renting this product
is prohibited by law.
Parts code
1.
CD optical pickup Lens cleaner disc
UDSKA0004AFZZ
TROUBLESHOOTING
When the CD does not function
The CD section may not operate when the objective lens of the optical pickup is dirty. Clean the objective lens, and check the
playback operation. When this section does not operate even after the above step is taken, check the following items.
Remove the cabinet and follow the trouble shooting instructions.
"Track skipping and/or no TOC (Table Of Contents) may be caused by build up of dust other foreign matter on the laser pickup
lens. Before attempting any adjustment make certain that the lens is clean. If not, clean it as mentioned below."
playback operation. When this section does not operate even after the above step is taken, check the following items.
Remove the cabinet and follow the trouble shooting instructions.
"Track skipping and/or no TOC (Table Of Contents) may be caused by build up of dust other foreign matter on the laser pickup
lens. Before attempting any adjustment make certain that the lens is clean. If not, clean it as mentioned below."
Turn the power off.
Gently clean the lens with a lens cleaning tissue and a small amount of isopropyl alcohol.
Do not touch the lens with the bare hand.
Gently clean the lens with a lens cleaning tissue and a small amount of isopropyl alcohol.
Do not touch the lens with the bare hand.
When a CD cannot be played
1. "E-CD01" is displayed.
(1) Check the power to IC1 (LC78646E), the presence of the clock signal (16.9344 MHz) and the status of the RESET terminal
(pin 66 on IC1).
(2) Does the pickup move to the PICKUP-IN Switch (SW4) position ?
(pin 66 on IC1).
(2) Does the pickup move to the PICKUP-IN Switch (SW4) position ?
If (1) and (2) are OK, check the system microcomputer (especially the communication line with the DSP).
2. Pressing the CD operation key is accepted, but playback does not occur.
(1) Focus-HF system check
(2) Tracking system check
(3) Spin system check
(4) PLL system check
(5) Others
(2) Tracking system check
(3) Spin system check
(4) PLL system check
(5) Others
Click on the first or last page to see other XL-HP500 (serv.man20) service manuals if exist.