Samsung LTM295W Service Manual page 88

10 Schematic Diagrams
10-12 Video Parts Schematic Diagram
+3.3V_DEC +1.8V_D
FAN1117AD18
L301
IC301
3.3UH
KA317MR
1 4
VIN VOUT
ADJ
3 C302
C301
82uF
10uF
16V
1203-002454
R305
0
C312
120uF
6.3V
VID_DATA
VSP_CLK
VID_SCLK
HS_CAPTION
VHS1
VSP(0:7)
+5V_DEC
4.7K
IC305
Z8612912SSC
RED Vss_1
4.7K
BOX GREEN
4.7K
SDO BLUE
100 R365
VID_SCLK SCK SEN
100 R366
SDA HIN
VID_DATA
100 R369
Vin SMS
V_INT
VDD VIDEO
C359
Vss_2 CSYNC
2.2nF
RREF LPF
C367
R374
R375
C368
100uF
4.7K
10K
10nF
25V
C373
100nF
10-20
+1.8V_A
L302
3.3UH
C304 C303
22pF
22pF
Q0
Q1
X301
HC-49/SM5H(20.25MHz)
1
LLC1
C313 C314 C315 C316 C317
100nF 100nF 100nF 100nF 100nF
C318
120uF
6.3V
C319 C320 C321 C322 C323
120uF 100nF 100nF 100nF 100nF
6.3V
0
R320 1
I656I5
0 R321
2
I656I6
0
R322 3
I656I7
4
VSSD2
5
VDDD2
100 R324
6 IC302
SDA
7 VSP9415B
TMS
8
656VIN
100 R326
9
656CLK
10
656O7
VSP(7)
11
VSSP2
12
VDDP2
100 R332
13
SCL
0 R333 14
V
15
656O6
VSP(6)
16
656O5
VSP(5)
100 R334 17
HOUT
100 R335 18
H50
19
0 R336
ADR/TDI
20
0 R337
V50
0 0
R338 R339
VSP(4)
C331
VSP(3)
47nF
VSP(2)
VSP(1)
C338
VSP(0)
330PF
100
R340
VVS1
R341
+3.3V_DEC 75
R348
75
4.7K
R354
C346
C345
100nF
10uF
+5V_DEC
470 R358
FB_CAP
R359
R_CAP
16V
47uF
C354
R360
10K
R362
G_CAP
R363
B_CAP
100 R367
HS_CAPTION
R370 82
CVBS_CAP
C360
100nF
C362 C363
100nF 1nF
R373
C369 220
10uF 1/16W
+5V_DEC
C305 C306 C307 C308 C309 C310 C311
100nF 100nF 100nF 120uF 100nF 100nF 120uF
6.3V 6.3V
R314 R315
15K 100
Q301
C
2SC2412K-Q
B
R317
E
75
CVBS_CAP
R318 R319
22K 100
60
VSS33C
59
VDD33C
58 100nF C324
CVBS7
57 100nF C325
CVBS6
56 100nF C326
CVBS5
55 100nF C327
CVBS4
54
100nF C328
CVBS3
53
100nF C329
CVBS2
52 100nF C330
CVBS1
51 R328 R329
VSSAC1
50 150 220
VDDAC1
49
NC
48
BIN2
47
GIN2
46
RIN2
45
VSS33RGB
44
VDD33RGB
43
VSSARGB
42
VDDARGB
41
BIN1
C332 C333 C334 C335 C336 C337
47nF 47nF 47nF 100nF 47nF 47nF
C339 C340 C341 C342 C343 C344
330PF 330PF 330PF 330PF 330PF 330PF
R342 R343 R344 R345 R346 R347
75 75 75 0 0 75
R349 R350 R351 R352 R379 R353
75 75 75 150 75 75
33 33 33
R355 R356 R357
C348
120uF
6.3V
16V 16V
470pF
10nF 10nF 470K 10nF IC306
47uF 47uF
C350 C351 C352 C353 BA7657F
C355 R361 C356
1
24
RED1IN
HD1IN
2
23
HDSYNC
HD2IN
3
22
G1IN HDOUT
R364
4 21
GND REDOUT
5
20
BLUE1IN
VCC
R368
6 19
GND2
GOUT
7
18
RED2IN
VIDEOIN
8
17
GND3 SYNCOUT
R371
9
16
GR2IN CTL
R372
10
15
GND4 BLUEOUT
11
14
BLUE2IN
VDOUT
C370 C371 C372
12 13
10nF 10nF 10nF
47uF 47uF 47uF VD1IN
VD2IN
C374 C375 C376
16V 16V 16V
33 33 33
R376 R377 R378
+3.3V_DEC +3.3V_DEC
R301 R302 R303 R304
1K 1K 1K 1K
CN301
1/16W 1/16W 1/16W 1/16W
slcon14p_1 U952
DELETE
1 1
TCK
U956
2 1
U953
3
1
TDO
U1086
1
4
U954
5 1
TMS
6
7
8
U955
9 1
TDI
10
11
12
13
14
0 R323
CVBS_B VCLK
RESET_V
YIN_A
0 R325
VSP_G VSP_CLK
0 R327
VSP_FIELD
R331
VSP(0:7)
VSP(0)
VSP(1)
VSP(2)
VSP(3)
RA302
22
VSP(4)
1/16W
VSP(5)
VSP(6)
VSP(7)
RA303
22
1/16W
TDI
TMS
TCK
TDO
RA306
22
1/16W
+5V_DEC
FT302
SGM32F1E104-2A
2 A 1
B
C
3
VID_SCLK
10nF
C349
MC_SCLK
VID_DATA
MC_DATA
0
VSP_R
0
VSP_G
100
VSP_SEL
0
VSP_B
CONFIDENTIAL
+3.3V_DEC
R330
1K
0
1/16W
RA301
22
1/16W
VYO(8)
VYO(9)
MAX3000A VYO(10)
IC303 VYO(11)
VYO(12)
VYO(13)
VYO(14)
VYO(15)
RA304
22
1/16W
RA305
22
1/16W
VYO(0)
VYO(1)
VYO(2)
VYO(3)
VYO(4)
VYO(5)
VYO(6)
VYO(7)
VYO(0:15)
RA307
22
1/16W
+5V_DEC
FT301
SGM32F1E104-2A
2 B 1
A
C
3
C347
100nF
IC304
FST3257MX
1 16
1 U883 2 15 1 U917
3 14 VID_ONB
1 U914 4 13
1 U915 5 12
6 11
1 U916 7 10
8
9
LTM295W/LTM405W