Haier LT22M1CWA Service Manual page 51

22"LCD TV
U401J
POCE0# 252 95
POCE0_ U0RX
POOE# 251 94
POOE_ U0TX
PDD0 250
PDD0
PDD1 249 93
PDD1 OIRI
245 253
20 CI_RB PARB_ JTMS
248 1
20 CI_PDD2 PDD2 JTRST_
256
JTCK
255
JTDO
254
JTDI
MT5335PKU
+3V3SB
R457
10K OHM 1/10W
OIRI_MT5335 R485 NC/0 OHM 1/10W OIRI
U407
+3V3SB
5 1
VCC A
2
B
4 3
Y GND
NC/SN74LVC1G08DCKR
+3V3SB
Q407
2N7002 SOT-23
DV10 U401I DDRV
14 10
VCCK VCC2IO
48 12
VCCK VCC2IO
57 16
VCCK VCC2IO
58 18
VCCK VCC2IO
61 27
VCCK VCC2IO
70 30
DVDD10 VCC2IO
162 52
DVDD10 VCC2IO
213 54
VCCK VCC2IO
206 55
VCCK VCC2IO
246 56
VCCK VCC2IO
DV33
64
VCC3IO_3
197
VCC3IO_3
247
VCC3IO_3
257
E-PAD
MT5335PKU
PDD1
U0RX
U0RX 3
PDD0
U0TX
U0TX 3
POOE#
POCE0#
OIRI_MT5335
FRESET#
JTMS
JTRST#
R412 R422
JTCK
4.7K OHM 1/10W 10K OHM 1/10W
JTDO
JTDI
DV33
OIRI 9,13
OIRI
USB_D-
8 USB_D-
USB_D+
8 USB_D+
ZD402 ZD408 ZD404
OPWM2 R421
4.7K OHM 1/10W
AOBCK
DV33 R423
4.7K OHM 1/10W
AOLRCK
R424 R425
4.7K OHM 1/10W NC
OPWM2 9,20
AOBCK 10
AOLRCK 10
Trap Mode OPWM2 AOBCK
Normal mode 0 0
0 0
ICE mode
Trap Mode OPCTRL5
Core Reset 1 us 0(AMP_MUTE)
U404
SPI FLASH
32M bit
15 3
D NC1
R411 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
MX25L3205DMI-12G
C406 C407
0.1UF16V 0.1UF16V
+3V3SB
R414 R415
+5VSB CN405 4.7K OHM 1/10W 4.7K OHM 1/10W
1
2
3 U0TX
4
5 U0RX
ZD403 NC/CONN ZD407 ZD409
DV10
C413 C414
4.7uF/10V 1uF/16V
AOLRCK
DDRV
0
1
C424 C425
4.7uF/10V 1uF/16V
OPCTRL4
1 (HPDIN)
51
Haier LT22M1CWA&LT22M1CW
DV33
RN401
10KOHM +-5% 1/16W
JTRST# R482 33 OHM 1/10W
JTDI R483 33 OHM 1/10W
JTMS R491 33 OHM 1/10W
JTCK R496 33 OHM 1/10W
JTDO R416 33 OHM 1/10W
R417
R418
10K OHM 1/10W
10K OHM 1/10W
ACER 26" TV Code Updated
TX, RX Same Define Changed
CN406 CN407
1 U0TX 1
2 2
3 U0RX 3
NC/CONN ZD406 ZD405 CONN
For OTS
Old: 1.Rx 2.Tx 3.Gnd
DV33
C408
0.1UF16V
C415 C416 C417 C418 C419
0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V
CORE BYPASS Near IC
C426 C427 C428 C429 C430
0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V
DDR BYPASS Near IC
R413
1K OHM 1/10W
CN401
TVTREF#1 2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
JTAG_DBGRQ
18 17
JTAG_DBGACK 20 19
2*10 2.54mm
R419
10K OHM 1/10W
Debug Only
33A800920A
C409 C410 C411 C412
0.1UF16V 0.1UF16V 4.7uF/10V 1uF/16V
I / O BYPASS
C420 C421 C422 C423
0.1UF16V 0.1UF16V 0.1UF16V 0.1UF16V
C431 C432
0.1UF16V 0.1UF16V