Sharp LL-171ME (serv.man3) Service Manual ▷ View online
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 8
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
8/15
AU
D
IO
L+
R-
R+
L-
SW-V120
VOL-CON
(1)
TU-L
(14)
BLEN
(1,4)
TU-R
(14)
PC-L
(14)
PC-R
(14)
VOL-STB
(4)
GND
(14)
TO SPECK
IR
BOARD
OUT+1
OUT+2
L+
R+
M= METAL 1%
ALL RESISTORS 1/10 WATT,5% UNLESS NOTED.
ALL CAPACITOR VALUES IN uF UNLESS NOTED.
ALL RESISTORS VALUES IN OHMS UNLESS NOTED.
ALL RESISTORS 25 VOLT IN .1uF UNLESS NOTED.
NOTE : NC MEANS "NOT CONNECTED ON PCB BOARD"
ALL CAPACITORS 50 VOLT & 105"C UNLESS NOTED.
+
C172
2.2u/50V
R187
1K
R178
10K
W6
CON4
1
2
3
4
+
CI2
22u/16V
+
CI1
22u/16V
LEDI1
1
3
2
+
C154
470u/16V DIP
R180
47
R169
0
R171
N.C
C155
1000P
+
C168
10u/50V
R177
10K
WI1
PHONEJACK 7P
5
4
2
3
1
8
7
CI3
.1u
R176
220
Q5
2SD1119
2
1
3
C156
1000P
+
C173
10u/50V
Q7
2N3904
2
1
3
R182
47K
+
C171
2.2u/50V
R183
4.7K
R188
100
R173
N.C
C157
1000P
R185
270K
RI3
150 1/2W
W7
PH-JK5
4
5
1
3
2
F4
2A
C158
1000P
R184
4.7K
+
C163
2.2u/50V
R166
100
J5
CON5
1
2
3
4
5
U27
AN7522
VCC
1
OUT1+
2
GND
3
OUT1-
4
SB
5
VIN1
6
GND
7
VIN2
8
VOL
9
OUT2-
10
GND
11
OUT2+
12
R181
47
UI1
FM-6038LM-5A
VCC
3
VO
1
GND
2
RI4
150 1/2W
R41
0
R175
220
RI1
22K 1/8W
SWI1
PUSH LOCKED
3
1
2
4
6
5
Q6
NC/3904
2
1
3
R6
NC
R170
N.C
U8E
7414
11
10
R186
47K
R179
10K
+
C153
1000u/16V DIP
JI1
CON5
1
2
3
4
5
+
C165
2.2u/50V
RI2
22K 1/8W
JI2
CON6
1
2
3
4
5
6
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 9
RAMA
5
RAMD0
31RCASn
RAMD15
RAMD9
RAMA10
RAMD11
RAMA
9
RAMA
6
31XTAL
I
RAMA
2
RAMD3
31RRASn
RAMD8
RAMA
8
RAMD7
RAMA11
RAMD4
RAMA
7
RAMD13
RAMA
3
RAMA12
RAMD6
RAMA
0
RAMD2
RAMA
1
RAMD12
RAMA
4
RAMA13
RAMD5
RAMD1
31RWEn
RAMD14
RAMD10
31VREF
DiG1
DiG2
DiG0
DiG3
31COMP
31RSET
DiG6
DiG4
DiG5
DiG7
31TC
K
31TMS
31TD
I
31TDO
31TRSTn
DiR5
DiR0
IVY7
VY
4
IVY4
VY2
VY
0
VY
6
IVY0
VY1
IVY5
IVY2
VY5
IVY0
IVY4
VY
5
VY0
IVY6
VY3
IVY1
IVY3
VY7
VY
1
IVY2
IVY1
VY
2
IVY5
VY6
VY
3
VY4
IVY6
VY
7
IVY7
IVY3
IVUV4
VUV3
IVUV7
IVUV1
DiR4
VUV6
IVUV6
VUV2
DiR6
IVUV3
IVUV0
VUV5
DiR2
DiR3
VUV7
VUV4
DiR7
IVUV5
VUV0
VUV1
IVUV2
DiR1
31XTALO
VI25MPL
VI25D
VI33D
VI33A
VI33D
VI25A
VI25DPL
SW-V50
VI33A
VI33D
VI25A
VI25D
VI25DPL
VI25MPL
SW-V33
SW-VI25
VI25A
VI25DPL
VI33D
VI25D
VI25MPL
VI33A
VI33D
VI33A
VI33D
VI33D
VY[7:0]
(4)
VCLK
(4)
VVS
(4)
VHS
(4)
VSCL
(4,11,12,13)
VSDA
(4,11,12,13)
TUB-RET
(4,13,14)
RAMA[13:0]
(10)
RAMD[15:0]
(10)
RASN
(10)
CASN
(10)
WEN
(10)
MCLK
(10)
IVY[7:0]
IVUV[7:0]
IVHS
(12,13)
IVVS
(12,13)
IVCLK
(13)
VY[7:0]
(4)
ADC-SEL
(2,4)
VUV[7:0]
(4)
IVHS
(12,13)
IVVS
(12,13)
IVCLK2
(13)
DSCL
(4)
DSDA
(4)
ITU-R BT601 YUV 4:2:2 (INPUT & OUPUT INTERFACE)
M= METAL 1%
ALL RESISTORS 1/10 WATT,5% UNLESS NOTED.
ALL CAPACITOR VALUES IN uF UNLESS NOTED.
ALL RESISTORS VALUES IN OHMS UNLESS NOTED
.
ALL RESISTORS 25 VOLT IN .1uF UNLESS NOTED.
NOTE : NC MEANS "NOT CONNECTED ON PCB BOARD"
ALL CAPACITORS 50 VOLT & 105"C UNLESS NOTED.
C201
0.1uF
R190
10K
R139
10
C178
0.01uF
R140
10
C206
0.1uF
C192
0.1uF
RP26
22R
L30
M80 /2012
R197
47
R193
10K
C202
0.1uF
C2
9
NC
C207
0.1uF
C185
47u/25V
R199
270
C193
0.1uF
R201
33
0
L31
M80 /2012
Power Block
U29D
PW1231
PVSS0
1
PVSS1
9
PVSS2
53
PVSS3
79
PVSS4
91
PVSS5
122
PVSS6
147
PVDD0
30
PVDD1
52
PVDD2
80
PVDD3
90
PVDD4
121
PVDD5
146
PVDD6
160
VSS0
8
VSS1
71
VSS2
104
VSS3
134
VDD0
7
VDD1
70
VDD2
103
VDD3
133
ADGVDD
31
ADGVSS
32
DPDVDD
75
DPDVSS
76
DPAVDD
77
DPAVSS
78
MPAVDD
124
MPAVSS
123
AVS33G
20
AVS33B
17
AVD33SVM
13
AVD33R
22
AVD33G
19
AVD33B
16
ADDVSS
11
ADDVDD
10
ADAVSS
29
ADAVDD
28
AVS33SVM
14
AVS33R
23
C203
0.1uF
C208
0.1uF
C182
47u/25V
R192
10K
C22
2
0.1u
Memory Block
U29B
PW1231
MRAS
48
MCAS
49
MWE
50
MD0
69
MD1
67
MD2
65
MD3
63
MD4
61
MD5
59
MD6
57
MD7
55
MD8
54
MD9
56
MD10
58
MD11
60
MD12
62
MD13
64
MD14
66
MD15
68
MA0
40
MA1
38
MA2
36
MA3
34
MA4
33
MA5
35
MA6
37
MA7
39
MA8
41
MA9
43
MA10
42
MA11
45
MCLK
51
MCLKFB
47
MA12
46
MA13
44
C194
0.1uF
RP24
22R
L32
M80 /2012
RP29
47R
R195
47
R202
10
C184
47u/25V
C176
18pF
C219
NC
C151
0.1uF
R191
10K
U31
NC/LT1117CST-2.5
VI
N
3
GND
1
VOUT
2
C221
3P
C179
10u/50V
C199
0.1uF
C44
NC
Host IF Block
U29C
PW1231
SCL
125
SDA
126
I2CA1
119
I2CA2
120
TEST
135
RESET
132
TDO
127
TC
K
128
TDI
129
TMS
130
TRST
131
XTAL
I
117
XTAL
O
118
TESTCLK
72
DEN
73
MACRO
81
CGMS
74
L27
M80/2012
C191
0.1uF
C177
18pF
RP27
47R
U30B
74LCX125 /TSSOP
5
6
4
C180
0.01uF
C195
0.1uF
Video Block
SV-YUV DATA
PV-Y DATA
PV-UV DATA
U29A
PW1231
VG7
102
VG6
101
VG5
100
VG4
99
VG3
98
VG2
97
VG1
96
VG0
95
VB0
82
VB1
83
VB2
84
VB3
85
VB4
86
VB5
87
VB6
88
VB7
89
VR0
109
VR1
110
VR2
111
VR3
112
VR4
113
VR5
114
VR6
115
VR7
116
DB0
139
DB1
140
DB2
141
DB3
142
DB4
143
DB5
144
DB6
145
DB7
148
DG0
149
DG1
150
DG2
151
DG3
152
DG4
153
DG5
154
DG6
155
DG7
156
DR0
157
DR1
158
DR2
159
DR3
2
DR4
3
DR5
4
DR6
5
DR7
6
DVS
137
DHS
138
DCLK
136
SVHS
92
SVVS
93
SVCLK
94
PVCLK
105
CREF
106
PVVS
107
PVHS
108
ADR
21
ADG
18
ADB
15
RSET
24
COMP
25
VREFIN
26
VREFOUT
27
ADSVM
12
C183
0.1uF
C188
0.1uF
C186
47u/25V
L28
M80/2012
C218
NC
RP33
47R
U30C
74LCX125 /TSSOP
9
8
10
RP25
47R
Y2
XTAL10.000
D17
4001-DIP(1A)
R122
10
C196
0.1uF
U28
74LCX245/TSSOP
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
OE
19
DIR
1
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
VCC
20
GND
10
C181
47u/25V
C187
0.1uF
C189
0.1uF
R196
47
C204
0.1uF
R198
2.2M
C200
0.1uF
R200
56
U30A
74LCX125 /TSSOP
2
3
1
L29
M80 /2012
RP30
47R
R123
10
C198
0.1uF
R141
10
C197
0.1uF
R194
10K
C205
0.1uF
C190
0.1uF
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
9/15
PW1231
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 10
RAMA11
CKEPU
RAMA6
RAMA5
RAMA13
RAMA12
RAMA2
RAMA9
RAMA0
RAMA4
RAMA3
RAMA7
RAMA1
RAMA10
RAMA8
RAMD7
RAMD12
RAMD1
RAMD13
RAMD3
RAMD6
RAMD5
RAMD14
RAMD9
RAMD8
RAMD11
RAMD4
RAMD15
RAMD0
RAMD10
RAMD2
VI33D
SW-V33
RAMD[15:0]
(9)
RAMA[13:0]
(9)
RASN
(9)
CASN
(9)
WEN
(9)
MCL
K
(9)
2Mx16 SDRAM
M= METAL 1%
ALL RESISTORS 1/10 WATT,5% UNLESS NOTED.
ALL CAPACITOR VALUES IN uF UNLESS NOTED.
ALL RESISTORS VALUES IN OHMS UNLESS NOTED.
ALL RESISTORS 25 VOLT IN .1uF UNLESS NOTED.
NOTE : NC MEANS "NOT CONNECTED ON PCB BOARD"
ALL CAPACITORS 50 VOLT & 105"C UNLESS NOTED.
C211
0.1u
L33
M80/2012
C215
0.1u
C217
0.1u
MT48LC4M16A2
U32
SDRAM_4MX16_TSOP54
A0
23
A1
24
A2
25
A3
26
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
A10
22
BA0
20
DQML
15
DQMH
39
RAS
18
CAS
17
WE
16
CS
19
CLK
38
CKE
37
VDD1
1
VDD2
3
VDD3
9
VDD4
14
VDD5
27
VDD6
43
D0
2
D1
4
D2
5
D3
7
D4
8
D5
10
D6
11
D7
13
D8
42
D9
44
D10
45
D11
47
D12
48
D13
50
D14
51
D15
53
BA1
21
VDD7
49
VSS1
6
VSS2
12
VSS3
28
VSS4
41
VSS5
46
VSS6
52
VSS7
54
NC1
40
A11
35
NC2
36
C214
0.1u
C210
0.1u
C216
0.1u
C213
0.1u
C209
22u/50V
C212
0.1u
R203
1K
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
10/15
SDRAM
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 11
VS50
SW-V50
SW-V3
3
SW-V90
VS50
SW-V33
SW-V50
SW-V33
AV_G(N)
VS50
AV_G(N)
SW-V33
TVCVBS
(13)
TUNER-AUDIO
(14)
VSCL
(4,9,12,13)
MONOS
(14)
VSDA
(4,9,12,13)
5VSDA
(14)
5VSCL
(14)
TV_VO
(15)
TUB-RET
(9,13,14)
M= METAL 1%
ALL RESISTORS 1/10 WATT,5% UNLESS NOTED.
ALL CAPACITOR VALUES IN uF UNLESS NOTED.
ALL RESISTORS VALUES IN OHMS UNLESS NOTED.
ALL RESISTORS 25 VOLT IN .1uF UNLESS NOTED.
NOTE : NC MEANS "NOT CONNECTED ON PCB BOARD"
ALL CAPACITORS 50 VOLT & 105"C UNLESS NOTED.
LT3
0.47uH/0603
CT14
0.1uF
RT51
470
RT53
NC
+
CT4
470u/16V
RT44
2.2K
RT73
0
+
CT2
470u/16V
RT57
75
RT19
3.3K
RT25
5.6K
CT20
0.1uF
RT45
820
RT8
NC/1206
QT2
2N3904
3
2
1
RT56
0
RT17
3.3
K
RT52
560
RT58
75
LT14
NC
RT46
22K
RT26
5.6K
CT21
0.1uF
CT13
22P
RT18
22K
QT6
2
SC2412
2
1
3
DT9
BAV99
LT15
NC
+
CT39
100u/16V
DT1
RB495D
1
3
2
RT12
1K
CT6
0.1u
RT47
12K
RT16
22K
DT2
NC
1
3
2
RT21
22
LT2
0.47uH/0603
+
CT19
470u/16V
RT54
NC
UT3
L7805CV/TO-220
IN
1
OUT
3
GND
2
CT9
0.1u
RT3
0.47uH
QT11
2SC2412
2
1
3
CT12
22P
QT14
NC /2N3906
3
2
1
QT1
2N3904
3
2
1
RT55
2.2K
CT3
.1u
+
CT38
4.7u/50V
CT8
0.1u
RT20
22
UT1
FQ1216ME
AGC
1
NC
2
VCC
3
SCL
4
SDA
5
AS
6
NC
9
NC
10
SIF SOUND
11
CVBS
12
VCC(IF)
13
AF SOUND
14
CT5
.1u
+
CT18
470u/16V
RT10
1K
RT1
27
CT35
33P
CT30
0.1u
RT6
1K
CT37
NC
RT22
5.6K
QT8
2SC2412
2
1
3
RT7
NC
FLT1
IN
1
OUT
3
GND
2
CT36
330P
RT72
1K
LT2
NC
RT23
5.6K
RT5
0.47uH
RT9
0
LT20
2.2uH/0805
RT71
10K
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
11/15
TUNER
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