DOWNLOAD Sharp DX-SX1 (serv.man2) Service Manual ↓ Size: 3.97 MB | Pages: 76 in PDF or view online for FREE

Model
DX-SX1 (serv.man2)
Pages
76
Size
3.97 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Including circuit diagrams
File
dx-sx1-sm2.pdf
Date
PREV: Sharp DX-SX1 User Manual / Operation Manual

Sharp DX-SX1 (serv.man2) Service Manual ▷ View online

DX-SX1H
– 21 –
7
8
9
10
11
12
Figure 21 SCHEMATIC DIAGRAM (4/11)
(S6)
(S5)
(G6)
(G5)
(G4)
(G3)
(G2)
(S14) 
(S13) 
(S11) 
(S10) 
(S9)
(S8)
(S7)
(S16) 
(S15) 
(S12) 
(S16) 
(S2)
(S14) 
(S15) 
(S13) 
(S6)
(S7)
(S10) 
(S11) 
(S12) 
(S3)
(S4)
(S5)
(S1)
(G10)
(G9)
(G8)
(G7)
(CS)
(CLK) 
(DATA)
(S8)
(S9)
S16
GND
OSC2
OSC1
AT5V
NC
VPP
G10
G9
G8
G7
NC
G6
G5
G4
G3
G2
G1
G11
G12
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S-PICTURE  LED
GAMMA  LED
DISC  LED
S  OUT
FIP  DATA
CS
FIP
CLK
FIP 
1
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
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
-28.5V
4.9V
4.6V
0V
0.4V
-25.7V
-25.7V
-28.4V
-28.5V
-31.5V
5.0V
2..3V
2..4V
0V
4.0V
4.5V
0V
-25.3V
-19.1V
-31.1V
-31.1V
-31.3V
-22.2V
-19.4V
-22.4V
-28.5V
-28.5V
-28.4V
-28.3V
-28.3V
-28.6V
-25.3V
-24.2V
-28.4V
-28.4V
0.4V
-13.1V
(-19.4V)
-19.4V
(-28.4V)
-19.4V
(-28.4V)
-16.2V
(-25.3V)
-28.1V
(-31.3V)
5.0V
B
+B
+B
-B
-B
-B
-B
(    ) :SACD PLAY
3
1
2
R218
33K
R219
33K
R220
33K
R221
33K
R222
33K
R223
33K
C208
33P
(CH)
C207
33P
(CH)
C206
33P(CH)
R215
1K
R214
1K
R213
1K
XLF201
4.000MHz
C205
0.01
C204
10/16
C203
0.01
C209
0.047
Q204
DTC124  EK
R226
2.2K
R212
4.7K
Q203
2SA1037  KR 
210
3K
SW207
OPEN/CLOSE
SW206
NEXT
9
K
R217
33K 
R225
33K
R216
33K 
IC201
MN12510F
FL DRIVER
DX-SX1H
– 22 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 22 SCHEMATIC DIAGRAM (5/11)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 41.
1
2
3
1
3
2
1
2 3 4 5 6 7 8 9
TP101
P-IN
FILAMENT(-)
FILAMENT(+)
A_5V
AT_5V
AT_8V
-30V
M_GND
A_GND
D_GND
D_3.3(H)
D_3.3(L)
D_5V
VM
D_5V
D_GND
D+B
A-B
A_GND
A_GND
A+B
1
2
3
4
5
6
7
8
TO  MAIN PWB
TO SACD PWB
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
-B
-B
-B
13.9V
13.9V
13.3V
(12.9)
0V
0V
0V
0V
5.0V
5.0V
5.0V
3.7V
3.7V
0V
2.5V
3.2V
0V 0V
-33.9V
13.4V
-10V
-14.1V
13.4V
(12.8V)
13.4V
(12.8V)
13.3V
(12.7V)
5.0V
5.0V
5.0V
5.0V
7.7V
7.7V
8.3V
8.9V
-31.4V
0V
0V
0V
3.6V
3.6V
5.0V
-25.0V
-25.0V
0V
(2.5V)
-14.1V
13.3V
(12.9V)
(    ) :SACD PLAY
3.6V VOLTAGE REGULATOR
CNP904
P25  12 - F
1
2
3
4
5
6
7
8
9
10
11
12
13
CNS101B
P19  10 - G
RP10
0.7
 Posis
C136
0.1
C137
0.1
RP102
0.7
Posistor
C129
0.1
C128
0.1
D108
D4SBS6
C133
0.1
F102
T2A L 250
C134
0.1
F103
T2A L 250
C126
0.1
C125
0.1
D109
D4SB60L
RP107
0.7
Posistor
IC102
BP5220
DC/DC CONVERTER
C
10
C127
47/25
RP106
C124
100/25
C119
0.1(ML)
DZ113
MTZJ9.1B
C120
0.022
R183
220
R184
470
Q118
2SC1740  SR
Q117
2SD2061  F
C110
47/25
C111
100/16
C105
0.022
C153 0.001
C108
0.1(ML)
C104
47/25
C101
22/50
C102
22/50
R102
2.7K
RP105
2.2
 Posistor
IC101
KIA7805P
VOLTAGE REGULATOR
C114
6800/25
C152
3900/25
C151
3900/25
R101
5.6K
R193
22K
R192
22K
C118
0.01
C123
33/50
C131
0.01
R188
220
R185
33
IC103
NJM431L
VARIABLE REGULATOR
Q119
2SD1858  R2
C121
0.01
C116
0.001
R177
470
R181
2.2K
R178
2.2K
C109
47/25
C106
0.022
CNP102
CNP101
D101
11ES
C139
0.01
POWER  PWB-B1
RP103
2.2 Posistor
RP109
2.2 Posistor
0.7
 Posistor
DX-SX1H
– 23 –
7
8
9
10
11
12
Figure 23 SCHEMATIC DIAGRAM (6/11)
2 3 4 5 6 7 8 9
OSW101
ISW101
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
1
2
2
6
7
8
9
10
T.F
1
2
1
2
2
1
1
2
1
+B
+B
-B
-31.4V
-33.7V
-32.1V
-B
-B
POWER SWITCH
PWB-B2
5.0V
5.0V
V
0V 0V
-33.9V
-10V
-14.1V
-25.1V
-25.1V
-25.1V
13.3V
(12.7V)
When Servicing, pay attention as the
area enclosed this line (                      ) is
directly connected with AC main voltage.
Put the plastic
inner tube.
CNS105
CNP105
RP101
0.7
 Posistor
C136
0.1
C137
0.1
RP102
0.7
Posistor
9
D108
D4SBS6
C133
0.1
F102
T2A L 250V
C134
0.1
F103
T2A L 250V
D109
D4SB60L
07
tor
IC102
BP5220
DC/DC CONVERTER
C140
100/25
27
25
C118
0.01
C123
33/50
R187
33K
DZ114
HZS30L3
C130
0.01
R190
100
C135
10/50
R191
1.5K(1/2W)
Q121
KTA1266  GR
-30V VOLTAGE REGULATOR
C138
220/50
L102
LINE FILTER
F101
T1A L 250V
CNP107
CNS107
C145
0.0047/250
SW101
POWER
SOC1
AC INLET
AC 230 V, 50 Hz
BI101A
BI101B
CNP106
T101
POWER
TRANSFORMER
C131
0.01
R188
220
RP108
8.2
 Posistor
DZ115
MTZJ6.2C 
D101
11ES4
C139
0.01
09
sistor
DX-SX1H
– 24 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 24 SCHEMATIC DIAGRAM (7/11)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 41.
CK144 CK143
TP804
TP803
TP916
TP802 
T
TP912
TP911
TP
TP
TP
TP
TP9
T
TP9
TP801
R827
4.7K
SA/CD
(A-MUTE)
(FMOIN)
(MMUTE)
(VOLCS)
(DSDCTL)
AT5V_L801
(MECSW2)
(MECSW1)
(IN_SW) 
(LD_SW) 
(EJ_SW) 
(D7)
(D6)
(D5)
(D4)
(D3)
(D2)
(D1)
(D0)
(RD)
(WR)
(EXCS)
(A3)
(DACDT)
(DACCK)
(CW/CCW)
(SLDCK2)
(SLDCK1)
(GAIN2) 
(GAIN1) 
(GAIN0) 
(SEEK)
(DISPLAY)
(EMPH1)
(EXTST)
(EXTDO)
(EXTCK)
(EXTDI)
(A2)
(A1)
(MSDAT0)
(XMSREDY) 
(S/E_CS)
(MSCK)
(MSDATI)
(XMSLAT)
(DFCT)
(LD_FWD)
(LD_RVS)
(SPIN_FG) 
(CHOP)
(EMPH)
(SMUTE) 
(EXCS)
(U-CT)
(S/E_CK)
(S/E_DO)
(D15)
(D14)
(D13)
(D12)
(D11) 
(D10) 
(D9)
(D8)
(D7)
(D6)
(D5)
(D4)
(D3)
(D2)
(D1)
(D0)
(R/C)
(ECCINT)
(SBSY)
(A19) 
(A18) 
(A17) 
(A16) 
(A15) 
(A14) 
(A13) 
(A12) 
(A11) 
(A10) 
(A9)
(A8)
(A7)
(A6)
(A5)
(A4)
(A3)
(A2)
(A1)
(A0)
(FRCS)
(SRCS)
(ECCCS)
(BUS0)
(BUS1)
(BUS2)
(BUS3)
(BUCK)
(SBCS)
(RF_LT)
(OFTRK) 
(LVL)
(RFRP)
(FE)
(TE)
(KEY2)
(KEY1)
(RD)
(WR)
(A16)
(A17) 
SHORT:
OPEN:
JOG2
A16
BUS2
BUS0
BUS1
VSS
EXP-CS
BUCK
BUS3
SBCS
R/C
VCC
D0
D1
D2
D3
VSS
D4
D5
D6
D7
D8
D9
D10
D11
VSS
D12
D13
D14
D15
VCC
SUB/EEP  Dout
SUB/EEP  Din
SUB/EEP  CLK
UART-TXD
AVCC
VREF
KEY1
KEY2
KEY3
TE
AVSS
VSS
MD_0
MD_1
MD_2
VCC 
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10 
A11 
A12 
A13 
A14 
A15 
A16 
A17 
A18 
A19 
A20 
FE
SRV-AD
UART-RXD
H/P  CTL 
AV-INT
RF-LT
UART-CTL
VSS 
VSS 
VSS 
A15
FMOIN
RFRP
VDD
NC
SBSY
XMSREDY
MSDAT0
PCON
ECC-CS
SRAM-CS
AV-CS
FROM-CS
/DFCT 
OFTRK
ECC-
INT
EXPD2
EXPD1
EXPD0
EXPC5
EXPC4
EXPC3
VSS
EXPC2
EXPC1
EXPC0
EXPBU3
EXPBU2
EXPBU1
EXPBL3
EXPBL2
EXPBL1
EXPBL0
EXPPAU3
EXPPAU2
VDD
VSS
EXPPAU1
EXPPAU0
EXPPAL3
EXPPAL2
VSS
VDD
EXPPAL0
EXPPAL1
VSS
VDD
HADR0
HADR1
HADR2
HCS
HWR
HRD
HDAT0
HDAT1
HDAT2
HDAT3
HDAT4
HDAT5
HDAT6
HDAT7
VSS
VDD
EXPD3
EXPD4
EXPD5
BUFDO
BUFDI
SBUFBO
SBUFBI
SBUFAO
SBUFAI
MRST
MODE
BUFCO
TEST
BUFCI
VSS
EXPBU0
MSCK
XMSLAT
RST
LD-RVS
MSDATI
INSW
LD-FWD
EJ_SW
/WDGOVF
/RESET
NMI
/STBY
VCC
XTAL
EXTAL
VSS
VCC
/AS
/RD
/HWR
/LWR
/WAIT
CHOP
S/E_CS
LD_SW
EMPH
SPIN_FG
IC803
PST9129N
RESET
(U-RX)
(DVD_L) 
VDD
D8
ECCINT
WR
RD
ECCCS
A1
A0
RSTO_1
WACK
WADT
WARF
LVL
FE
TE
RFRP
A_GND
M_GND
D_GND
AT_8V
D_5V
A_5V
D3.3V
CD_DOUT
MCLK1_33MHZ
MECSW2
MECSW1
CW/CCW
SLDCK2
SLDCK1
EMPH
CDCLK
CDDAT
CDFRM
CDERR
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
D9
D10
D11
D12
D13
D14
D15
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
SERR
SVAL
SOSO
SDCK
REQ
2
3
4
1
22
23
24
25
21
27
28
29
20
26
32
31
30
72
73
74
34
33
75
54
55
42
43
44
45
71
63
62
52
53
51
77
78
69
70
76
64
65
67
68
66
57
58
59
56
61
60
47
48
49
46
50
35
37
38
39
36
41
40
5
7
8
9
6
12
13
14
15
11
17
18
19
10
16
36
37
38
39
40
31
32
33
34
35
46
47
48
49
50
41
42
43
44
45
56
57
58
59
60
51
52
53
54
55
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
5
4
3
2
1
7 8 9
6
12 13 14
11
10
22 23 24 25
21
27 28 29
20
26
30
15
17 18 19
16
5
5
4
4
3
3
2
2
1
1
7 8 9
6
12 13 14
11
10
15 16
44
45
46
47
48
42 41 40
43
37 36 35
38
39
34 33
1
1
32
48
92
93
94
95
91
92
91
97
98
99
96
102
103
104
105
101
107
108
109
100
106
112
113
114
115
111
117
118
119
120
100
116
17
18
19
20
21
22
29
30
31
32
23
24
25
26
27
28
64
63
62
61
60
59
52
51
50
49
58
57
56
55
54
53
2
µ
s
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
6
µ
s
4.7V
0V
0V
0V
0V
0V
5.0V
5.0V
0.6V
5.0V
0.3V
2.4V
2.4V
2.4V
0.7V
0.7V
0.7V
0.6V
2.0V
2.0V
2.0V
2.0V
4V
3.5V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
2.1V
2.1V
1.1V
1.1V
2.8V
0.7V
2.0V
2V
2V
2.5V
2.5V
2.1V
0.6V
2.5V
2.3V
4.5V
0.5V
0.5V
0.3V
4.0V
4.8V
4.8V
3.5V
1.6V
2.2V
2.5V
2.2V
1.2V
0.4V
2.5V
2.8V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
3.5V
3.5V
3.5V
3.5V
2.3V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
3.5V
4.3V
5.0V
5.0V
4.9V
4.0V
3.2V
3.2V
4.5V
6V
2.4V
2.4V
2.4V
5.0V
5.0V
1.2V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
2
3
1
DFCT
OFTRK
CHOP
SEEK
LD_FWD
LD_RVS
LD_SW
IN_SW
EJ_SW
FMOIN
SPIN_FG
DVD_L
GAIN2
GAIN1
GAIN0
RF_LT
SBSY
SBCS
BUCK
BUS3
BUS2
BUS1
BUS0
P28  6 - E~H
P28  6 - A, B
FL801
20MHz
R839
10
R826
4.7K
R830
10K
R832
1K
R833
1K
C810
0.01
R835
10K
C811
0.01
R840
10K
R841
10K
R842
10K
R863
4.7K
R856
1K
R857
1K
R858
1K
R852
4.7K
C814
0.01
C815
0.01
C816
0.01
R849
10K
R848
4.7K
R846
10K
C809
0.01
R820
10K 
R819
10K
R818
10K
R825
10K
R824
10K
R814 150
R813 150
R815 150
R812 150
R810 150
R811 150
R816 150
R864 10
R809 10
R808 10
R823 
3.3K
R822
3.3K
R821
3.3K
C802
0.01
C805
47/6.3
C806
0.1
C808
0.01
L801
47
µ
H
R804
10K
D801
DAN202K
R802
4.7K
R803
4.7K
C803
0.01
R806
47K
C804
1
R805
820K
D802
DAP202K
C801
0.1
R801
820K
C807
0.01
R807
820K
R817
10K 
R828
4.7K
R829     4.7K
R831 4.7K
R866
100K
R836
10K
C812
0.01
R838
1K
R860
1K
R859
1K
R834
 4.7K
R867   10K
IC802
IX1535GE
INPUT/OUTPUT
EXPANDER
R872
10K
R871
10K
R870
10K
R869
10K
C813
0.01
R843
1K
R845
1K
R844
1K
R865
10K
Q801
DTC144  EK
IC804
IX2839AF
1M  SRAM 
C817
0.01
IC805
IX1539GE
FLASH ROM(4M)
IC801
IX1478GE
SYSTEM
MICROCOMPUTER
R936
47K 
R90
1K
C904
0.01
R909
R902 
R903 
R904 
R905  1
R937
22K 
R945
33K 
C9
0
R901
1K
C902
100P(CH)
R9
6
C903
0.01
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