Sharp LL-171ME (serv.man3) Service Manual ▷ View online
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 12
SW-V33
V33-TA
V33-TA
V33-TD
V33-TD
V33-TD
TTX_G
(13,15)
T
T
X
_
B
(13,15)
VOUT
(13)
TTX_RESET
(4
)
VSCL
(4,9,11,13)
VSDA
(4,9,11,13)
IVHS
(9,13)
IVVS
(9,13)
RGB/C-SEL
(15)
TTX_FBIN1
(13)
TTX_FBIN2
(15)
T
T
X
_
R
(13,15)
TV/AV-SEL
(15)
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.
CT183
22p
DT3
BAV70/SOT
RT176
1K
RT149
4.7K
CT175
18pF
QT3
2N3904
CT180
NC
CT69
150p
UT5
SAA5264 (Teletext)
P2.0/PWM
1
P2.1/PWM0
2
P2.2/PWM1
3
P2.3/PWM2
4
P2.4/PWM3
5
P2.5/PWM4
6
P2.6/PWM5
7
P2.7/PWM6
8
P3.0/ADC0
9
P3.1/ADC1
10
P3.2/ADC2
11
P3.3/ADC3
12
VSSC
13
SCL(NVRAM)
14
SDA(NVRAM)
15
P0.2
16
P0.3
17
P0.4
18
P0.5
19
P0.6
20
P0.7
21
VSSA
22
CVBS0
23
CVBS1
24
SYNC_FILTER
25
IREF
26
FRAME
27
TEST
28
/COR
29
P3.4/PWM7
30
VDDA
31
B
32
G
33
R
34
VDS
35
HSYNC
36
VSYNC
37
VSSP
38
VDDC
39
OSCGND
40
XTALIN
41
XTALOUT
42
RESET
43
VDDP
44
P1.0
45
P1.1
46
P1.2
47
P1.3
48
SCL
49
SDA
50
P1.4
51
P1.5
52
CT11
0.1uF
+
CT161
NC
CT187
150p
RT152
2
2
CT172
NC
RT161
1
5
0
RT157
2.2M
RT32
2
2
0
RT165
270
UT6
24C02/NC
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
RT13
470
+
CT165
NC
CT179
NC
RT14
470
RT11
10K
CT177
0.1uF
CT168
22p
YT3
12MHz
CT166
0.1uF
RT159
NC
RT171
470
RT4
27K
RT31
8
2
0
LT16
0/0805,1206
CT169
22p
CT83
150p
RT164
1.6k
CT176
18pF
LT18
NC/0805,1206
RT163
1
5
0
CT10
0.1uF
RT162
390
RT175
0
CT67
5
6
p
LT17
0/0805,1206
RT29
2
2
0
RT15
470
RT154
4.7K/NC
CT167
0.1uF
CT181
0.1uF
CT68
5
6
p
RT30
1
k
CT162
0.1uF
RT168
1
5
0
CT186
22p
RT155
4.7K/NC
CT190
56p
CT164
0.1uF
RT27
NC
RT170
560
RT172
1
k
QT4
2N3904
CT170
0.1uF
RT34
2
2
0
CT173
10p/NC
CT163
0.1uF
RT153
2
2
RT2
10K
CT178
NC
RT160
24K
CT189
22p
RT28
1
0
k
RT156
3
3
0
RT33
1
0
k
CT171
0.1uF/NC
RT158
0
CT174
10/pNC
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
12/15
TELETEXT
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 13
IVY
0
IVUV6
IVY
4
IVUV1
IVUV7
IVY
1
IVUV0
IVUV3
IVY
7
IVUV4
IVUV2
IVY
3
IVY
2
IVY
6
IVUV5
IVY
5
GVPA
GVRT
GVGPA
GVREF
GCB2IN
GCY2IN
GX2
GX1
GCR2IN
GVSCAP
GVGCAP
GVIN2
GCIN
GVIN1
GVIN3
VSSDE-D
VSSDE-A
SW-V33
VS50
VSSDE-A
VSSDE-D
GND_TV
VOUT
(12)
IVUV[0:7]
(9)
IVY[0:7]
(9)
IVFIELD
(4)
IVCLK2
(9)
IVCLK
(9)
IVPEN
(4)
IVHS
(9,12)
IVVS
(9,12)
VSDA
(4,9,11,12)
VSCL
(4,9,11,12)
TUB-RET
(4,9,11,14)
TTX_FBIN1
(12)
TTX_B
(12,15)
TTX_G
(12,15)
TTX_
R
(12,15)
SCART_B
(15)
SCART_G
(15)
SCART_R
(15)
TVCVBS
(11)
VIDEO
(15)
CLAMP
(15)
S-VIDEO_C
(15)
S-VIDEO_Y
(2,15)
SCART_IN
(15)
GND
AVGND
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.
RPT2
22R
CT104
47nF
CT57
56P
RT124
3.3K
RT145
75
RT63
NC/330
RT78
47
CT65
0.1uF
CT75
0.1uF
RT88
75/1206
CT59
680nF/0805
CT88
680nF/0805
CT97
10u/50V
CT71
0.1uF
RT24
47
RT64
NC
RT146
75
RT141
12K
CT86
1000pF
CT102
1.5nF
CT77
220nF
RT80
47
CT64
0.1uF
CT76
0.1uF
LT12
0/1206
CT1
22P
CT99
10u/50F
CT158
22uF/50V
RT144
1K
CT87
680nF/0805
RT140
22
CT70
47u/25V
LT13
0/1206
CT28
NC
CT101
390P
CT66
680nF/0805
CT62
0.1uF
RT142
22K
ZDT5
5C1/SMD
1
2
CT78
220nF
RPT4
22R
RT143
22
LT6
3
.3/1206
LT11
0/1206
ZDT6
5C1/SMD
1
2
CT93
18p
ZDT4
5C1/SMD
1
2
CT79
220nF
RT128
22
LT7
M80/2012
RPT1
22R
CT80
220nF
CT63
0.1uF
CT94
18p
RT89
75/1206
RT129
22
CT98
0.1uF
CT72
0.1uF
CT103
220nF
YT1
XTAL_20.25
UT8
VPC3230D_C5
B1/CB1IN
1
G1/Y1IN
2
R1/CR1IN
3
B2/CB2IN
4
G2/Y2IN
5
R2/CR2IN
6
ASGF1
7
NC1
8
VSUPCAP
9
VSUPD
10
GNDD1
11
GNDCAP
12
SCL
13
SDA
14
RESQ
15
TEST
16
VGAV
17
YCOEQ
18
FFIE
19
FFWE
20
FFRSTW
21
FFRE
22
FFOE
23
CLK20
24
GNDPA
25
VSUPPA
26
LLC1
28
LLC2
27
VSUPLLC
29
GNDLLC
30
Y7
31
Y6
32
Y5
33
Y4
34
GNDY
35
VSUPY
36
Y3
37
Y2
38
Y1
39
Y0
40
C7
41
C6
42
C5
43
C4
44
VSUPC
45
GNDC
46
C3
47
C2
48
C1
49
C0
50
GNDSY
51
VSUPSY
52
INTLC
53
AVO
54
FSY/HC
55
MSY/HS
56
VS
57
FPDAT
58
VSTBY
59
CLK5
60
NC2
61
XTAL1
62
XTAL2
63
ASGF2
64
GNDF
65
VRT
66
I2CSEL
67
ISGND
68
VSUPF
69
VOUT
70
CI
N
71
VIN1
72
VIN2
73
VIN3
74
VIN4
75
VSUPAI
76
GNDAI
77
VREF
78
FB1IN
79
AISGND
80
CT81
220nF
CT58
22P
CT60
47u/25V
QT7
2N3904
3
2
1
RPT3
22R
RT127
22
CT73
0.1uF
CT82
220nF
CT55
56P
RT130
22
CT96
0.1uF
CT27
NC
CT61
0.1uF
CT105
1.5nF
CT74
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
13/15
VPC3230
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 14
AHVSUP
DVSUP
SW-V50
AVSUP
SW-V50
SW-V90
DVSU
P
AVSUP
AHVSUP
DVSUP
DVSUP
VS50
DVSUP
AHVSS
PC-L
(8)
TU-R
(8)
TUB-RET
(4,9,11,13)
TU-L
(8)
PC-R
(8)
MONOS
(11)
TUNER-AUDIO
(11)
5VSCL
(11)
5VSDA
(11)
AI-L
(15)
AI-R
(15)
VIDEO_SEL0
(4,15)
VIDEO_SEL1
(4,15)
AO-R
(15)
AO-L
(15)
GND
(8)
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.
RT60
1K
RT137
22K
YT
2
18.432MHz
RT179
10K
CT131
220P
CT109
.1u
RT131
22K
CT115
0.1uF
RT178
10K
CT84
1000p
+
CT114
10u/50V
RT112
NC
CT129
0.1uF
CT152
.1u
RT117
1K
RT61
1K
RT139
4.7K
CT128
22u/50V
RT108
22
CT116
56p
RT104
220
CT85
1000p
+
CT147
2.2u/50V
CT130
470P
CT111
0.47uF/0805
ZDT10
5C1/SMD
1
2
RT62
1K
CT137
330u/16V
LT4
4.7/1206
CT127
220P
CT124
22u/50V
CT117
100pF
CT119
18P
+
CT148
2.2u/50V
QT5
2N3904
RT103
220
RT132
22K
RT107
220
RT106
NC
CT121
1000p
CT118
56p
RT116
NC
RT114
1K
+
CT150
2.2u/50V
+
CT113
10uF/50V
RT115
1K
QT10
2N3906
3
2
1
ZDT8
5C1/SMD
1
2
RT119
100
CT106
0.47uF/0805
CT191
NC
CT135
220P
RT111
NC
CT133
0.1uF
ZDT9
5C1/SMD
1
2
RT134
22K
UT4
74HC4052
X0
12
X1
14
X2
15
X3
11
Y0
1
Y1
5
Y2
2
Y3
4
EN
6
A
10
B
9
X
13
Y
3
VDD
16
GND
8
VEE
7
CT134
470P
RT135
22K
CT132
22u/50V
CT120
18P
CT92
1000p
CT107
0.47uF/0805
CT125
0.1uF
RT133
22K
ZDT7
5C1/SMD
1
2
CT136
330u/16V
CT138
330u/16V
CT110
0.47uF/0805
CT151
470u/16V
CT126
470P
RT136
22K
CT192
NC
+
CT123
10u/50V
CT90
1
000p
LT1
270/1206
RT105
NC
LT8
0.68uH/2012
+
CT108
3.3u/50V
RT177
10K
RT110
22
CT122
1000p
RT59
1K
RT138
22K
LT9
0.68uH/2012
RT113
10K
CT112
0.1uF
RT109
220
WT
5
COMPONENT2 AUDIO-R
2
1
UT10
MSP 3415G
ANA_IN1+
50
ANA_IN-
51
NC
52
TESTEN
53
XTAL_IN
54
XTAL_OUT
55
TP
56
NC
57
NC
58
NC
59
D_CTR_I/OUT1
60
D_CTR_I/OUT0
61
ADR_SEL
62
STANDBYQ
63
NC
64
I2C_CL
1
I2C_DA
2
I2S_CL
3
I2S_W
S
4
I2S_DA_OUT
5
I2S_DA_IN1
6
ADR_DA
7
ADR_WS
8
ADR_CL
9
DVSUP
10
DVSS
11
I2S_DA_IN2
12
NC
13
NC
14
NC
15
RESETQ
16
CAPL_M
32
AHVSUP
31
NC
30
SC1_OUT_L
29
SC1_OUT_R
28
VREF1
27
NC
26
NC
25
NC
24
NC
23
NC
22
DACM_L
21
DACM_R
20
VREF2
19
NC
18
NC
17
AVSS
48
MONO_IN
47
VREFTOP
46
SC1_IN_R
45
SC1_IN_L
44
ASG
43
SC2_IN_R
42
SC2_IN_L
41
ASG
40
NC
39
NC
38
NC
37
NC
36
NC
35
AGNDC
34
AHVSS
33
AVSUP
49
QT9
2N3904
+
CT149
2.2u/50V
LT10
0.68uH/2012
WT
4
COMPONENT2 AUDIO-L
2
1
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
14/15
MSP3455G
LL-171ME
CIRCUIT DIAGRAM & PWB LAYOUT
7 – 15
VIDEO_SEL1
VIDEO_SEL0
AI_L
AI_R
SCART_ON
AO_L
C
VIDEO_MUTE
AO_
R
Y
SW-V90
SW-V33
V50-VA
SW-V50
GND_R
GND_V
V50-VA
AVGND
AV_GN
D
AV_GND
GND_EB
G
ND_EG
GND_EB
GND_VI
SW-V120
SW-V120
GND_V
AHVSUB
CLAMP
(13)
SCART_G
(13)
S-VIDEO_Y
(2,13)
PORTC11
(7)
TTX_R
(12,13)
VIDEO
(13)
SCART_R
(13)
AI-L
(14)
TTX_
B
(12,13)
SCART_IN
(13)
S-VIDEO_C
(13)
SCART_B
(13)
TTX_G
(12,13)
AI-R
(14)
TTX_FBIN2
(12)
T
V_VO
(11)
VIDEO_SEL0
(4,14)
VIDEO_SEL1
(4,14)
CB
(2)
Y
(2,13)
CR
(2)
PORTC9
(7)
PORTC10
(7)
PORTC8
(7)
RGB/C-SEL
(12)
T
V
/AV-SEL
(12)
AO-L
(14)
AO-R
(14)
~0.7V
through
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.
DT14
BAV9
9
RT200
75
WT1
CON-SCART
AO_R
1
AI_R
2
AO_L
3
GND_A
4
GND_B
5
AI_L
6
B
7
FS
8
GND_G
9
D2
10
G
11
D1
12
GND_R
13
GND
14
R
15
CTL
16
GND_V
17
GND
18
VO
19
VI
20
F.G
21
RT182
18
CT24
0.1u
ZDT12
5C1/SMD
1
2
QT13
2SC2412
2
1
3
+
CT89
3.3uF/50V
+
CT212
3.3uF/50V
DT4
15V/SMD
1
2
CT216
18pF
LT24
80
LT25
NC/0805,1206
CT199
0.1uF
DT11
BAV99
DT8
BAV9
9
RT193
75
CT23
10000pF
RT38
10
k
CT207
0.1uF
RT185
0
RT41
10k
+
CT213
2.2uF/50V
CT203
0.1uF
DT5
15V/SMD
1
2
CT219
NC
+
CT194
22uF/50V
+
CT197
470u/16V
DT7
BAV99
RT36
15k
RT201
75
CT218
18pF
ZDT1
5C1/SMD
1
2
CT208
0.1uF
CT202
.1u
CT198
0.1uF
CT17
0.1u
RT195
470
WT3
RCA_Yellow_V1
2
1
RT43
10k
RT
3
5
10
k
ZDT15
0 ohm/
1206
1
2
NC
R
T49
R
T90
75/1206
RT180
NC
QT12
2SC2412
2
1
3
R
T70
NC
CT16
0.1u
DT6
BAV99
C
T95
1000p
CT193
0.1uF
RT186
0
RT
3
7
1k
CT26
0.1u
RT39
10k
RT202
0 /1206
NC
R
T48
D
T13
BAV99
ZDT3
10V/SMD
1
2
CT217
18pF
RT183
1K
RT204
100
RT83
75
LT23
80
RT187
0
RT196
NC
RT40
3.3k
UT7
BA7645
IN1
1
CTLA
2
CTLB
3
IN2
4
CTLC
5
IN3
6
VCC
7
IN4
8
GND
9
VOUT
10
RT65
2.2K
+
-
NT9A
LM339
7
6
1
RT91
75
ZDT2
10V/SMD
1
2
RT181
0
RT192
75
ZDT11
5C1/SMD
1
2
R
T68
220
/1206
RT197
NC
CT201
NC
CT204
0.1uF
CT215
18pF
+
CT214
2.2uF/50V
CT32
1000pF
CT33
1000pF
CT205
0.1uF
CT
9
1
18pF
RT424.7k
RT66
2.2K
U
T12
TA1287
VIN
1
YIN
2
UI
N
3
CPIN
4
GND
5
RI
N
6
GI
N
7
BIN
8
YS1
9
YS2
10
YS3
11
VCC
12
VO
13
YO
14
UO
15
MAC
16
+
CT195
22uF/50V
CT22
10000pF
CT209
0.1uF
+
-
NT9B
LM339
5
4
2
3
12
CT34
1000pF
RT67
110 /1206
RT184
680
RT198
470
CT206
18pF
+
CT7
470uF
RT84
75
CT31
1000pF
NC
R
T50
WT8
WT-2
1
2
3
4
7
5
6
ZDT14
5C1/SMD
1
2
+
CT211
3.3uF/50V
CT15
10000pF
CT196
0.1uF
RT194
75
CT100
1000p
D
T15
BAV99
+
CT200
10uF/16V
CT25
0.1u
D
T12
BAV99
+
-
NT9D
LM339
11
10
13
RT203
100
ZDT13
5C1/SMD
1
2
RT188
680
R
T69
270K
RT199
75
CT
4
6
18pF
CT29
0.1uF
+
CT210
3.3uF/50V
D
T10
BAV99
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
15/15
Video Input
Click on the first or last page to see other LL-171ME (serv.man3) service manuals if exist.