Hitachi 19LD4550U Service Manual page 88

19"LCD TV
U403J
POCE0# 252
POCE0_
POOE# 251
POOE_
PDD0 250
PDD0
PDD1 249
PDD1
245
20 CI_RB PARB_
248
20 CI_PDD2 PDD2
CN404
5
9
4
8
3 URX
7
2 UTX
6
1
DB9
C413
1uF/16V
C414
1uF/16V
DV10
U403I
14
VCCK VCC2IO
48
VCCK VCC2IO
57
VCCK VCC2IO
58
VCCK VCC2IO
61
VCCK VCC2IO
70
DVDD10 VCC2IO
162
DVDD10 VCC2IO
213
VCCK VCC2IO
206
VCCK VCC2IO
246
VCCK VCC2IO
VCC3IO_3
VCC3IO_3
VCC3IO_3
E-PAD
MT5380GKU
95 U0RX
U0RX
94 U0TX
U0TX
93
OIRI 10
OIRI
PDD1
253 JTMS PDD0
JTMS
1 JTRST# POOE#
JTRST_
256 JTCK POCE0#
JTCK
255 JTDO FRESET#
JTDO
254 JTDI
JTDI
MT5380GKU 4.7K OHM 1/10W
+5VSB
C411
1uF/16V
U405
U0TX 11 14 UTX
T1IN T1OUT
10 7
T2IN T2OUT
URX 13 12 U0RX
R1IN R1OUT
8 9
R2IN R2OUT
1
C1+
C412 3
C1-
1uF/16V
4
C2+
5
C2-
2
V+
6
V-
HIN232CBZ-T
C415
1uF/16V
DDRV
DV33
10
12 OPWM2 R430
16 4.7K OHM 1/10W
18 AOBCK R431
27 4.7K OHM 1/10W
30 R432 AOLRCK R433
52 4.7K OHM 1/10W NC
54
55
OPWM2 10,20
56
AOBCK 7,11
DV33
AOLRCK 7,11
64
197
247
257
U404
SPI FLASH
32M bit
15 3
D NC1
R420 8 4
Q NC2
0 OHM 1/10W 16 5
C NC3
7 6
S NC4
9 11
W NC5
1 12
HOLD NC6
14 13
NC8 NC7
DV33 2 10
Vcc GND
R421 R422
10K OHM 1/10W
MX25L3205DMI-12G
DV33
C409 C410
0.1UF16V 0.1UF16V
JTDO
+3V3SB
R428 R429
4.7K OHM 1/10W 4.7K OHM 1/10W
CN405
U0TX 1
2
U0RX 3
CONN
DV33
C416 C417 C418
0.1UF16V 0.1UF16V 0.1UF16V
DV10
C421 C422 C423
4.7uF/10V 1uF/16V 0.1UF16V
DDRV
C432 C433 C434
4.7uF/10V 1uF/16V 0.1UF16V
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Date
87
DV33
RN401
10KOHM +-5% 1/16W
JTRST# R465 33 OHM 1/10W
JTDI R466 33 OHM 1/10W
JTMS R467 33 OHM 1/10W
JTCK R468 33 OHM 1/10W
R424 33 OHM 1/10W
JTAG_DBGRQ
JTAG_DBGACK
R425
10K OHM 1/10W R426
10K OHM 1/10W
C419 C420
4.7uF/10V 1uF/16V
C424 C425 C426 C427 C428 C429
0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V
C435 C436 C437 C438 C439 C440
0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V
Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
FLASH/JTAG/UART/TRAP PCB NAME 715T3009
Friday , June 20, 2008 Sheet 13 of 21
Hitachi 19LD4550U
R423
1K OHM 1/10W
CN403
TVTREF#1 2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
R427 NC/CONN
10K OHM 1/10W
C430 C431
0.1UF16V 0.1UF16V
Size A3
Rev H
称爹 <称爹>