Sharp XL-MP110E (serv.man3) Service Manual ▷ View online
XL-MP110E
4 – 6
(+8V)
CD
MP3 DECODER/DIGITAL SIGNAL
PROCESSOR
TP5
LC78690E
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
52
51
50
49
48
47
46
45
44
43
42
41
53
54
55
56
57
58
59
60
(MGND)
(DGND)
(DGND)
(DGND)
(DGND)
(DGND)
(DGND)
(DVDD)
(DVDD)
+5V
GND
VPP
RESET
RESET
VPP
+5V
SCK
SO
SI
GND
MO_A-
MO_A+
TR-
TR+
CAM-
CAM+
+5V
PHOTO
DISC
CLAMP
TRAY SW1
TRAY SW2
GND
DVDD
DVSS
PDOUT1
SPDO
XOUT
LRVSS
LRVDD
LCHO
XVDD
XIN
XVSS
AMUTEB
DOUT
DVDD
DVSS
DVDD1.8
VVSS2
VPDOUT2
VCOC2
VPREF2
VVDD2
DATACK
TEST1
STDATA
STCK
STREQ
TEST0
CONT0
CONT1
CONT2
INTB0
RESB
DATA
DO
DI
CL
CE
VVSS3
VDD3
DVDD1.8
DVSS
DVDD
C2F
FSEQ
DEFECT
PUIN
DMUTEB
VVDD1
PCKIST
PDOUT0
VVSS1
SLDO
INTB1
LRSY
DISC/CLAMP
CD_INT
CD_RES
CD_CE
CD_CLK
CD_DI
CD_DO
GND
TRAY SW1/SW2
MP3_INT
PHOTO
+5V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+8V
MGND
+5V
DGND
L-CH
AGND
GND)
R-CH
4
3
1
1
3
4
5
6
7
2
2
1
5
7
4
3
1
2
9
10
11
12
13
14
6
8
16.9344MHz
5
6
7
4
3
2
1
1
3
4
5
6
7
8
9
10
11
2
TO DISPLAY PWB
FROM MAIN PWB
-
+
-
+
M
M
11
10
9
8
7
6
5
4
3
2
1
TRAY
MOTOR
DISC
CLAMP
TRAY SW1
TRAY SW2
MAIN CAM
MOTOR
PHOTO
INTERRUPTER
INTERRUPTER
XL1
CNP7
CNP4
CNP3
Q4
Q3
IC1
CNP5
CNP6
CNB1
M1
RX1
SW3
SW2
SW1
SW4
M2
Figure 4-6 BLOCK DIAGRAM (6/6)
XL-MP110E
5 – 1
Audio
XL-MP110E
Service Manual
XLMP110E
Market
E
CHAPTER 5.
CIRCUIT DESCRIPTION
[1] WAVEFORMS OF CD CIRCUIT
22
23
IC1
IC1
22
IC1
2
IC1
16
IC1
28
IC1
27
IC1
22
IC1
58
IC1
59
IC1
60
IC1
22
IC1
16
IC1
25
IC1
22
IC1
3
3
4
3
1
2
7
6
8
9
10
3
2
5
3
Vp-p=1.0 V~1.3 V
0.5 mV/div,0.5 µsec/div
1
IC1 2
XL-MP110E
5 – 2
[2] VOLTAGE
1.56 V
1.69 V
1.67 V
1.52 V
1.62 V
1.62 V
1.62 V
1.62 V
1.61 V
1.61 V
1.61 V
0 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
3.20 V
0 V
0 V
3.20 V
1.62 V
1.61 V
1.61 V
1.62 V
0 V
0 V
2.88 V
0.98 V
3.12 V
0 V
3.23 V
0 V
0 V
3.22 V
3.22 V
0 V
1.83 V
3.17 V
0 V
3.21 V
0 V
0 V
2.97 V
2.94 V
0.93 V
3.21 V
3.22 V
3.22 V
3.21 V
3.21 V
3.21 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
3.12 V
3.10 V
1.53 V
0 V
0 V
0 V
1.83 V
0 V
3.22 V
0 V
0 V
0 V
1.28 V
1.41 V
3.08 V
1.58 V
3.17 V
0 V
1.58 V
3.20 V
1.56 V
1.69 V
1.67 V
1.52 V
1.62 V
1.62 V
1.62 V
1.62 V
1.61 V
1.61 V
1.61 V
0 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
3.20 V
0 V
0 V
3.20 V
1.62 V
1.61 V
1.61 V
1.62 V
0 V
0 V
2.88 V
0.98 V
3.12 V
0 V
3.23 V
0 V
0 V
3.22 V
3.22 V
0 V
1.83 V
3.17 V
0 V
3.21 V
0 V
0 V
2.97 V
2.94 V
0.93 V
3.21 V
3.22 V
3.22 V
3.21 V
3.21 V
3.21 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
3.12 V
3.10 V
1.53 V
0 V
0 V
0 V
1.83 V
0 V
3.22 V
0 V
0 V
0 V
1.28 V
1.41 V
3.08 V
1.58 V
3.17 V
0 V
1.58 V
3.20 V
1.56 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
2.57 V
0 V
0 V
0 V
0 V
5.13 V
10.18 V
4.75 V
0 V
0 V
5.23 V
0 V
5.23 V
0 V
0 V
2.57 V
5.24 V
0 V
0 V
10.18 V
0 V
2.57 V
0 V
0 V
0 V
0 V
5.13 V
10.18 V
4.75 V
0 V
0 V
5.23 V
0 V
5.23 V
0 V
0 V
2.57 V
5.24 V
0 V
0 V
10.18 V
0 V
2.57 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
2.11 V
6.10 V
2.11 V
2.11 V
0 V
0 V
5.10 V
3.00 V
5.03 V
0 V
3.90 V
3.90 V
2.28 V
1.29 V
1.26 V
2.07 V
0 V
2.20 V
2.04 V
1.29 V
2.40 V
2.40 V
5.02 V
3.52 V
6.10 V
2.11 V
2.11 V
0 V
0 V
5.10 V
3.00 V
5.03 V
0 V
3.90 V
3.90 V
2.28 V
1.29 V
1.26 V
2.07 V
0 V
2.20 V
2.04 V
1.29 V
2.40 V
2.40 V
5.02 V
3.52 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
0.57 V
1.95 V
1.61 V
0 V
0 V
0.58 V
3.39 V
3.38 V
0 V
0 V
6.84 V
4.11 V
0 V
3.39 V
0.58 V
0 V
0 V
1.42 V
1.95 V
0.57 V
0 V
0 V
0 V
0.57 V
1.95 V
1.61 V
0 V
0 V
0.58 V
3.39 V
3.38 V
0 V
0 V
6.84 V
4.11 V
0 V
3.39 V
0.58 V
0 V
0 V
1.42 V
1.95 V
0.57 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
0 V
0 V
0 V
4.97 V
4.93 V
4.94 V
4.94 V
4.96 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.95 V
4.94 V
4.94 V
4.93 V
4.96 V
4.96 V
9.91 V
0 V
0 V
0 V
4.97 V
4.93 V
4.94 V
4.94 V
4.96 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.94 V
4.95 V
4.94 V
4.94 V
4.93 V
4.96 V
4.96 V
9.91 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
18.97 V
1.29 V
13.28 V
1.29 V
13.28 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC851
18.75 V
0 V
9.92 V
0 V
9.92 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC852
18.97 V
0 V
4.96 V
0 V
4.96 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC853
14.35 V
0.574 V
5.65 V
0.574 V
5.65 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC854
8.41 V
13.27 V
7.92 V
13.27 V
7.92 V
1
2
3
2
3
PIN
NO. VOLTAGE
IC855
2.04 V
2.03 V
2.04 V
2.03 V
2.03 V
2.04 V
0 V
4.15 V
4.80 V
3.23 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
4.30 V
4.30 V
3.07 V
3.17 V
3.17 V
2.84 V
1.61 V
0 V
4.77 V
7.69 V
4.74 V
0 V
0 V
0 V
0 V
0 V
2.03 V
2.03 V
2.03 V
2.04 V
2.03 V
2.03 V
2.04 V
0 V
4.15 V
4.80 V
3.23 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
1.61 V
4.30 V
4.30 V
3.07 V
3.17 V
3.17 V
2.84 V
1.61 V
0 V
4.77 V
7.69 V
4.74 V
0 V
0 V
0 V
0 V
0 V
2.03 V
2.03 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
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
PIN
NO. VOLTAGE
IC2
5 V
5 V
5 V
5 V
1.33 V
5 V
5 V
0 V
2.967 V
4.94 V
4.96 V
3.93 V
1.684 V
0 V
0 V
2.328 V
2.709 V
4.63 V
0.96 V
0 V
1.604 V
4.6 V
4.6 V
1.828 V
4.96 V
5 V
4.86 V
0 V
0 V
0 V
4.95 V
0 V
0 V
4.96 V
2.026 V
4.96 V
11.64 V
13.28 V
13.28 V
0 V
4.64 V
4.8 V
4.63 V
4.64 V
4.64 V
0 V
1.628 V
1.088 V
0 V
-0.6 V
5 V
5 V
5 V
1.33 V
5 V
5 V
0 V
2.967 V
4.94 V
4.96 V
3.93 V
1.684 V
0 V
0 V
2.328 V
2.709 V
4.63 V
0.96 V
0 V
1.604 V
4.6 V
4.6 V
1.828 V
4.96 V
5 V
4.86 V
0 V
0 V
0 V
4.95 V
0 V
0 V
4.96 V
2.026 V
4.96 V
11.64 V
13.28 V
13.28 V
0 V
4.64 V
4.8 V
4.63 V
4.64 V
4.64 V
0 V
1.628 V
1.088 V
0 V
-0.6 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
0.29 V
0.28 V
0.23 V
0.25 V
0.33 V
4.53 V
-28.79 V
-26.24 V
-15.65 V
-28.78 V
-28.78 V
-20.88 V
-28.78 V
-10.3 V
-10.28 V
-12 V
-20.91 V
-25.99 V
-28.78 V
-25.98 V
-18.28 V
-10.25 V
-26.15 V
-25.98 V
-28.78 V
-23.34 V
-26.14 V
-26 V
-4.66 V
-28.9 V
-23.49 V
-25.96 V
-26.1 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
0.28 V
0.23 V
0.25 V
0.33 V
4.53 V
-28.79 V
-26.24 V
-15.65 V
-28.78 V
-28.78 V
-20.88 V
-28.78 V
-10.3 V
-10.28 V
-12 V
-20.91 V
-25.99 V
-28.78 V
-25.98 V
-18.28 V
-10.25 V
-26.15 V
-25.98 V
-28.78 V
-23.34 V
-26.14 V
-26 V
-4.66 V
-28.9 V
-23.49 V
-25.96 V
-26.1 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 V
-25.93 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 V
0 V
0 V
36.7 V
-35.4 V
0 V
0 V
37.9 V
0 V
0 V
0 V
-36.6 V
0 V
0 V
0 V
0 V
0 V
36.7 V
-35.4 V
0 V
0 V
37.9 V
0 V
0 V
0 V
-36.6 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
11
12
13
14
15
PIN
NO. VOLTAGE
IC901
3.23 V
0 V
3.19 V
0 V
3.19 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q1
4.76 V
3.23 V
4.11 V
3.23 V
4.11 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q2
1.83 V
3.23 V
2.32 V
3.23 V
2.32 V
0 V
0 V
3.00 V
0 V
3.00 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q3
E
C
B
C
B
PIN
NO. VOLTAGE
Q4
0 V
0 V
0.69 V
0 V
0.69 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q101
0 V
0 V
0.70 V
0 V
0.70 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q102
0 V
0 V
0.69 V
0 V
0.69 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q103
0 V
0 V
0.69 V
0 V
0.69 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q104
0 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q105
0 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q106
0 V
0 V
0.65 V
0 V
0.65 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q107
0 V
0 V
0.65 V
0 V
0.65 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q108
9.92 V
0.2 V
9.87 V
0.2 V
9.87 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q109
0 V
9.87 V
0 V
9.87 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q110
0 V
0 V
3.54 V
0 V
3.54 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q113
0 V
0 V
3.54 V
0 V
3.54 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q114
41.5 V
28.98 V
29.55 V
28.98 V
29.55 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q801
0.12 V
0 V
0.70 V
0 V
0.70 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q841
0 V
0 V
0.71 V
0 V
0.71 V
E
C
B
C
B
PIN
NO. VOLTAGE
NO. VOLTAGE
Q601
0 V
0 V
0.71 V
0 V
0.71 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q602
0.18 V
0.18 V
0 V
0.18 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q111
7.98 V
7.93 V
7.26 V
7.93 V
7.26 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q112
0 V
5.11 V
0 V
5.11 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q901
3.78 V
3.74 V
0 V
3.74 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
NO. VOLTAGE
Q607
0 V
5.01 V
0 V
5.01 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q903
0 V
5.16 V
0 V
5.16 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q902
0 V
5.02 V
0 V
5.02 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q904
0 V
0 V
0.80 V
0 V
0.80 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q905
4.96 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q906
0 V
13 V
13 V
13 V
13 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q713
4.78 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q714
0 V
13 V
13 V
13 V
13 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q715
4.75 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q716
1 V
13 V
13 V
13 V
13 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q701
4.75 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q702
4.75 V
0 V
0 V
0 V
0 V
4.75 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q703
E
C
B
C
B
PIN
NO. VOLTAGE
Q712
4.75 V
0 V
0 V
0 V
0 V
E
C
B
C
B
PIN
NO. VOLTAGE
Q719
XL-MP110E
5 – 3
-MEMO-
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