Samsung 171N Service Manual page 43

10 Schematic Diagrams
10-1-2 GH17A* Part Schematic Diagram
REFR REFCR REFPR
R201 C201 R202 C266 C202
15K 100nF 4.7K 1uF 100pF
1/16W 16V 1/16W 10V 50V
MO MO MO
REFMR
REFG REFCG REFPG
R203 C265 R204 C267 C203
15K 100nF 4.7K 100pF 1uF
1/16W 16V 1/16W 50V 10V
MO MO MO
REFMG
REFB REFCB REFPB
R205 C204 R206 C205 C206
15K 100nF 4.7K 1uF 100pF
1/16W 16V 1/16W 10V 50V
MO MO MO
REFMB
DVDD_1.8
C207 C208 C209 C210
10000nF 10000nF 10000nF 100nF
10V 10V 10V 16V
MO MO MO MO
DVDD_3.3
C217 C218 C219 C220
10000nF 100nF 100nF 100nF
10V 16V 16V 16V
MO MO MO MO
AVDD_1.8
RVDD_1.8
C226 C227 C228
100nF 100nF 1nF
16V 16V 50V
MO
MO MO
AVDD_1.8
C236 C237 C238 C239
10000nF 100nF 100nF 100nF
10V 16V 16V 16V
MO MO MO MO
AVDD_3.3
C244 C245 C246 C247
10000nF 100nF 100nF 100nF
10V 16V 16V 16V
MO MO MO MO
C256
22pF
X202
C257
22pF
SDA
SCL
ADP_CTRL
KEY1
KEY2
SOUND_CTRL
DPMS_ON
CPU+5V
R240 10K
R241 4.7K
R242 4.7K
R245 10K
10-2
0 R207
R208 0
R209 0
R210 0
R211 0
RVDD_1.8
C211 C212 C213 C214 C215 C216
100nF 100nF 100nF 100nF 100nF 100nF
16V 16V 16V 16V 16V 16V
MO MO MO MO MO MO
RVDD_3.3
R228
C221 C222 C223 C224 C225
100nF 100nF 100nF 100nF 100nF
16V 16V 16V 16V 16V
MO MO MO MO MO
RVDD_3.3
AVDD_3.3
RVDD_3.3
PVDD_1.8
C229 C230 C231 C232 C233 C234 C235
10nF 100pF 100nF 1nF 10nF 100nF 10nF XVDD_1.8
50V 50V 16V 50V 50V 16V 50V
MO MO MO
MO MO MO MO
LVDD_1.8
PVDD_1.8
R293
L202
1.5uH
C240 XVDD_1.8 C242 C243 C272
100nF 100nF 100nF 1uF
16V 16V 16V 10V
L201
MO MO MO MO
1.5uH
C241 C273 C271
100nF 1uF
10nF
CPU+5V
16V 10V
50V
LVDD_1.8
C248
CPU+5V
100nF
16V
MO
C268 C253
10000nF
100nF
C274
100nF
16V
2
R232
C254 R243 0
470
10000nF
R324 100
R325 100
C255
100nF
R233
16V 6 5 4 3 2 1 44 43 42 41 40
1M
1/16W
7 39
GND NC2
8 38
OSCO NC1
9 37 R326 100
OSCI PC6
IC202 R327 100
10 36
P30 PC7
11 NT68F63L 35 R328 100
R273 47 P31 PD0
12 34 R249 0
P34 PD1
13 33 R250 100
P35 PD2
14 32
R274 47
PB3 PD3
15 31
PB2 PD4
16 30
R235 100 R253 100
PB1 PD5 R254
R236 100 17 29 1K
PB0 PA0
18 19 20 21 22 23 24 25 26 27 28
R255
R244 100 1/16W 100
R256 100
R239 100
R257 100
R258 100
CPU+5V
C258
15pF
R280 R281
50V
10K 0
MO
R217 22
SCL
R218 22
SDA
R219 22
RESET
DVDD_1.8
1
YUV6
2
YUV5
3
YUV4
4
YUV3
5
YUV2
6
YUV1
7
YUV0
8
YUVCLK
9
DVDD18_1
10
DGND_2
11
DVDD18_2
12
DGND_3
13
AGND_1
14
AVDD18_1
15
AVDD33_1
R220 10
16
Rx2-
RX2M
R221 10
Rx2+ 17
RX2P
18
AGND_2
19
AVDD33_2
R222 10 20
Rx1-
R223 10 RX1M
21
Rx1+
RX1P
22
AVDD33_3
R224 10 23
Rx0-
R225 10 RX0M
24
Rx0+
RX0P IC201
25
AVDD33_4
26
R226 10 AGND_3
27
RxC-
RXCP
R227 10 ADE3000SX
28
RxC+
RXCM
29
AVDD33_5
470 30
REXT
31
AVDD33_6
32
AVDD33_7
33
R229 AGND_4
34
2K
AGND_5
35
1/16W
AGND_6
36
RBIAS
37
AGND_7
38
AVDD18_2
39
AGND_8
40
AVDD33_8
41
AGND_9
42
AVDD18_3
43
AGND_10
44
AVDD18_4
45
AGND_11
46
AVDD18_5
47
XGND
48
XTAL_IN
49
XTAL_OUT
50
XVDD18
51
R230 LVDD18
52
LGND
0
C275
10nF
50V
C249
MO
100nF
0
R231 1M
1
X201
HC-49/SM5H(27MHz,30ppm)
Q0 Q1
C250 C251
12pF 10pF
50V 50V
AVDD_1.8
C260
AVDD_3.3
100nF
50V
MO
SOG_SYNC
AVS
AHS
BLIGHT_EN
LVDS_EN
RESET
CPU+5V
CHK_DVI
PANEL_ON_OFF
C264
DIGITAL_DPMS_ON
10nF
H_SYNC_M
V_SYNC
C263
10000nF
CHK_DSUB
MO
BRIGHT
M_SCL
M_SDA
DDC_CLK
DDC_DATA
LED_GRN
LED_RED
C259
10000nF
DVDD_3.3
7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1
8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2
156
OGB5
155
OGB6
154
RA205
OGB7
153
DOB(0)
OBB0
152 DOB(1)
OBB1
151
DOB(2)
OBB2
150 DOB(3)
OBB3
149
DGND_12
148
DVDD33_20
147 DOB(4)
OBB4
146 DOB(5)
OBB5
145
DOB(6)
OBB6
144 DOB(7)
OBB7
143
RA206
DGND_11
142
DVDD18_16
141
DGND_10
140
DVDD18_15 DVS
139 R212 22
OVS
138 R213 22
OCLK
137 R214 22 DHS
OHS
136 R215 22
ODE
135 DEN
DGND_9
134
RA207
DVDD33_19
133
DER(0)
ORA0
132 DER(1)
ORA1
131 DER(2)
ORA2
130
DER(3)
ORA3
129 DER(4)
ORA4
128 DER(5)
ORA5
127
DER(6)
ORA6
126
DER(7)
ORA7
125
RA208
DVDD33_18
124
DGND_8
123
DVDD18_14
122
DGND_7
121
RA209
DVDD18_13
120 DEG(0)
OGA0
119
DEG(1)
OGA1
118 DEG(2)
OGA2
117 DEG(3)
OGA3
116 DEG(4)
OGA4
115
DEG(5)
OGA5
114 DEG(6)
OGA6
113 DEG(7)
OGA7
112
RA210
DGND_6
111
RA211
DVDD33_17
110
DEB(0)
OBA0
109
DEB(1)
OBA1
108 DEB(2)
OBA2
107
DEB(3)
OBA3
106
DEB(4)
OBA4
105 DEB(5)
DGND_5
DEB(6)
DEB(7)
RA212
IC204
M24C08-WMN1T
R270
1
8 100
2
7
1/16W
3
6 M_SCL
4
5
M_SDA
R271
100
1/16W
CONFIDENTIAL
DOB(0:7)
DVDD_3.3
3
4
R283
1K
DVS DCLK
DCLK
DHS
C270
DEN
R284
15pF
1K
50V
DER(0:7)
MO
5
6
DEG(0:7)
DEB(0:7)
GH17A*/GH17L***J