Samsung 171N Service Manual page 46

10 Schematic Diagrams
10-2-2 GH17L***J Part Schematic Diagram
REFR
R201
15K
1/16W
REFG
R203
15K
1/16W
REFB
R205
15K
1/16W
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/LEFT
KEY2/POWER
SOUND_CTRL
DPMS_ON
CPU+5V
R240
R241
R242
R245
GH17A*/GH17L***J
REFCR REFPR REFMR
C201 R202 C266 C202
100nF 4.7K 1uF 100pF
16V 1/16W 10V 50V
MO MO MO
REFCG REFPG REFMG
C265 R204 C267 C203
100nF 4.7K 100pF 1uF
16V 1/16W 50V 10V
MO MO MO
REFCB REFPB REFMB
C204 R206 C205 C206
100nF 4.7K 1uF 100pF
16V 1/16W 10V 50V
MO MO MO
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 RVDD_3.3
MO MO MO MO MO
PVDD_1.8
AVDD_3.3
RVDD_3.3
XVDD_1.8
C229 C230 C231 C232 C233 C234 C235
10nF 100pF 100nF 1nF 10nF 100nF 10nF
50V 50V 16V 50V 50V 16V 50V
MO MO MO MO MO MO MO
LVDD_1.8
R334
LVDD_1.8 PVDD_1.8 0
1/16W
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
100nF C271
1uF
16V 10nF
CPU+5V
10V
MO 50V
CPU+5V
C248
100nF
16V
MO
C253
C268
10000nF
100nF
C274
C254 100nF
10000nF
16V
2
R232
R243
470
R324 100
R325 100
C255
100nF
R233
16V 6 5 4 3 2 1 44 43 42 41 40
1M
C278 C279
1/16W
7 39
10000nF 100nF
GND NC2
8 38
OSCO NC1
9 37 R326 100
OSCI PC6
10 IC202 36 R327 100
P30 PC7
11 NT68F63L 35 R328 100
R273 47 P31 PD0
12 34 R249
P34 PD1
13 33
R250 100
P35 PD2
14 32
R274 47
PB3 PD3
15 31
PB2 PD4
R235 100 16 30 R253 100
PB1 PD5 R254
R236 100 17 29
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
10K
R280 R281
4.7K
10K 0
4.7K
10K 1/16W
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
16
IC201
RX2M
17
RX2P
18 ADE3000SX
AGND_2
19
AVDD33_2
20
RX1M
21
RX1P
22
AVDD33_3
23
RX0M
24
RX0P
25
AVDD33_4
26
AGND_3
27
RXCP
28
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
C276 AGND_11
46
10nF
AVDD18_5
47
C277
XGND
100nF 48
XTAL_IN
49
XTAL_OUT
50
XVDD18
C249 51
LVDD18
100nF 52
R230
LGND
0
C275
10nF
R231 1M
1
Q0 Q1
C250 C251
15pF 10pF
50V 50V R292
0
X201
HC-49/SM5H(27MHz,30ppm)
AVDD_1.8
AVDD_3.3
C260
100nF
50V
MO
SOG_SYNC
AVS
0
AHS
BLIGHT_EN
LVDS_EN
RESET
CHK_DVI
PANEL_ON_OFF
DIGITAL_DPMS_ON
0 H_SYNC_M
V_SYNC
CHK_DSUB
1K
BRIGHT
10000nF
M_SCL
M_SDA
DDC_CLK
DDC_DATA
LED_GRN
LED_RED
C258
15pF
50V
C259
MO
10000nF
DOG(0:7)
DVDD_3.3
DOR(0:7)
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
DGND_11 RA206
142
DVDD18_16
141
DGND_10
140
DVDD18_15
139 R212 22
OVS
138 R213 75
OCLK
137 R214 22
OHS
136 R215 22
ODE
135
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
DVDD33_18 RA208
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
R291 R290
0 0
CPU+5V
C264
10nF
IC204
C263
M24C08-WMN1T
R270
1
8
100
MO 2
7 1/16W
3 M_SCL
6
4
5
M_SDA
R271
100
1/16W
CONFIDENTIAL
DOB(0:7)
DVDD_3.3
3
4
R283
1K
DVS
DVS DCLK
DCLK
DHS DHS
R284
DEN
1K C270
DEN
15pF
50V
5
6
DER(0:7)
DEG(0:7)
DEB(0:7)
0 R207
R208 0
R209 0
R210 0
R211 0
10-5