Samsung 191T - SyncMaster 19" LCD Monitor Manuale del servizio - Pagina 40
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9 Schematic Diagrams
9-4 MP1.0 Part Schematic Diagram
ANALOG
ON
DPMS
DPMS_ON
ON(L)
OFF(H)
DIGITAL_DPMS
ON(L)
OFF(H)
POWER ON_OFF
OFF(H)
OFF(H)
+12V_MAIN
+12V_INV
CN503
slcon7p
1
TP1464
2
TP1465
3
U1
4
TP1461
5
TP1458
1
6
TP1459
7
1
R721
10K
*DIGITAL_DPMS
*PANEL_EN
R710
10K
+5V_M
R750
10K
POWER*ON_OFF
+12V_MAIN
IC522
TP1463
BA17805FP
1
1 IN
GND
C678
C670
100uF
100nF
25V
Q109
SI9933ADY-T1
8
1
S1
D1
2 G1
D1_1 7
*DPMS_ON
3
6
S2
D2
4
D2_1 5
G2
+12V_MAIN
R791
10K
1/16W
FT417 BLM41P600S
FT418
C689
C687
100uF
100nF
25V
Seperate the Power Plane and Trace for Audio Noise
GH19B*
DIGITAL
ON
DPMS
OFF
ON(L)
OFF(H)
OFF(H)
ON(L)
OFF(H)
OFF(H)
OFF(H)
ON(L)
OFF(H)
+5V_A
+5V
PANEL_5.0
D267
SS24
(changed to
L:NORMAL
H:DPMS
)
*DPMS_ON
1
8
S1
D1
2 G1
D1_1 7
3
6
S2
D2
4
D2_1 5
G2
R712
R711
IC524
10K
10K
SI9933ADY-T1
1/16W
1/16W
DGND
+5V_A
8
1 S1
D1
2
7
G1
D1_1
3
6
S2
D2
4
5
G2
D2_1
R751
IC740
10K
SI9933ADY-T1
+5V_INV
1/16W
DGND
FT414
BLM41P600S
+5V_M
TP1462
FT413
3
1
OUT
2
C671
47uF
C679
C672
C677
C674
C675
C676
100nF
10uF
100nF
100nF
100nF
100nF
IC741
MC7812CD2T
CN504
dcjhp_7
1
3
1
IN
OUT
3
GND
2
2
BLM41P600S
C690
C688
100uF
100nF
25V
+3.3V
+5V
FT415
IC523
BA033FP
1 IN
3
OUT
1
2
TP1466
A
B
GND
C
3
2
C680
C673
FT301
100nF
100uF
SGM32F1E104-2A
16V
16V
C373
DGND
DGND
ELECAP603
FT305
SGM32F1E104-2A
1
B 2
A
C
3
C351
22uF
16V
AGND
MVDD_3.3
FT416
SGM32F1E104-2A
1
2
A
B
TP1424
C
3
C630
22uF
16V
DGND
+5V
+2.5V_A
IC104
FT304
LP3961EMP-2.5
SGM32F1E104-2A
2
3
1 A
2
VIN
VOUT
B
TP1423
C
1
4
3
SD
SENSE
GND
5
C321
C322
C323
22uF
100nF
100nF
16V
16V
16V
MO
MO
AGND
AGND
+2.5V_D
FT302
SGM32F1E104-2A
1
2
A
B
C
3
C333
C334
C622
100nF
100nF
ELECAP603
16V
16V
MO
MO
DGND
+3.3V_P
+5V
IC510
FT303
BA033FP
SGM32F1E104-2A
1 IN
3
1
2
OUT
TP1467
A
B
GND
C
2
3
C110
C112
100nF
100uF
16V
16V
C363
C364
C365
22uF
100nF
100nF
16V
16V
16V
MO
MO
PGND
PGND
AGND
FT122
BLM41P600S
INV_GND
LVDS_3.3
C301
C302
C303
C304
C305
C306
C307
C308
C309
C310
C311
C312
C313
C314
C315
C316
100nF
100nF
100nF
100nF
100nF
100nF
100nF
100nF
100nF
100nF
220pF
220pF
220pF
220pF
220pF
220pF
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
MO
MO
MO
MO
MO
MO
MO
MO
MO
MO
AVDD_3.3
TP1420
C352
C353
C354
C355
C356
C357
C358
C359
C360
C361
100nF
100nF
100nF
100nF
100nF
220pF
220pF
220pF
220pF
220pF
16V
16V
16V
16V
16V
MO
MO
MO
MO
MO
C639
C640
C641
C642
C647
C648
C635
C636
C637
C638
C645
C646
C631
C632
C633
100nF
100nF
100nF
100nF
220pF
220pF
100nF
100nF
100nF
100nF
220pF
220pF
100nF
100nF
100nF
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
MO
MO
MO
MO
MO
MO
MO
MO
MO
MO
MO
AVDD_2.5
TP1421
C324
C325
C326
C327
C328
C329
100nF
100nF
220pF
220pF
220pF
220pF
16V
16V
MO
MO
DVDD_2.5
TP1422
C335
C336
C337
C338
C339
C340
C341
C342
C343
C344
C345
C346
C347
C348
100nF
100nF
100nF
100nF
100nF
100nF
220pF
220pF
220pF
220pF
220pF
220pF
220pF
220pF
16V
16V
16V
16V
16V
16V
MO
MO
MO
MO
MO
MO
PVDD_3.3
TP1418
C366
C367
C368
C369
C370
C371
100nF
100nF
220pF
220pF
220pF
220pF
16V
16V
MO
MO
DGND
PGND
AGND
DGND
CONFIDENTIAL
DVDD_3.3
TP1419
C317
C318
C319
220pF
220pF
220pF
C634
C643
C644
100nF
220pF
220pF
16V
MO
9-7