Hisense XT880 Series Service Manual page 52

N3B N3B
C22
TCON0 AO0P
C23
TCON1 AO0N
D24
TCON2 AO1P
B24
TCON3 AO1N
C25
TCON4 AO2P
A24
TCON5 AO2N
D22
TCON6 AOCKP
B25
TCON7 AOCKN
C24
TCON8 AO3P
E24
TCON9 AO3N
D25
TCON10 AO4P
D23
TCON11 AO4N
A25
TCON12 AO5P
AO5N
AVDD33_LVDSA A23
AVDD33_LVDSA AE0P
AVSS33_LVDSA G16
AVSS33_LVDSA AE0N
AVSS33_LVDSA F17
AVSS33_LVDSA AE1P
E20
AVSS33_LVDSA
AVSS33_LVDSA AE1N
AE2P
AE2N
AECKP
AVDD12_LVDSA B23
AVDD12_LVDSA AECKN
AVSS12_LVDSA H15
AVSS12_LVDSA AE3P
AE3N
AE4P
AE4N
AE5P
AE5N
MT5651_0928 MT5651_0928
Analog Power
AVDD3V3
AVDD1V2
R319 R319 R320 R320
AVDD12_LVDSA
0R 0R 0R 0R
C306 C306
C307 C307
100n/16V 100n/16V 1u/10V 1u/10V
LVDS POWER CONTROL
A
当供电为+5V时，注意R167/R171的比值，作用于MOS管的压差要大于3.3V。
调节R167/R171/C186的值来调整开关导通时间，以调整LVDS_VDD的斜率。
L58 L58
+5V
BLM18PG121SN1 /NC BLM18PG121SN1 /NC
L59 L59
BLM18PG121SN1 /NC BLM18PG121SN1 /NC
C310 C310
+12VPOWER
L56 L56
100n/16V 100n/16V
BLM18PG121SN1 BLM18PG121SN1
L57 L57
2.2u/10V 2.2u/10V
BLM18PG121SN1 BLM18PG121SN1
R322 R322
R323 R323 56k 56k
LVDS_PWR_EN 1
V30 V30
MMBT3904LT1 MMBT3904LT1
20k 20k
C314 C314
HI = > LVDS POWER ON
1u/10V 1u/10V
LO = > LVDS POWER OFF
A16 LVDSTX_AO0P
B16 LVDSTX_AO0N LVDSTX_AO0P
A17
LVDSTX_AO1P LVDSTX_AO0N
B17 LVDSTX_AO1N
A18 LVDSTX_AO2P LVDSTX_AO1P
B18
LVDSTX_AO2N LVDSTX_AO1N
A19 LVDSTX_AOCKP
B19 LVDSTX_AOCKN
A20 LVDSTX_AO3P
LVDSTX_AO2P
B20 LVDSTX_AO3N
LVDSTX_AO2N
A21 LVDSTX_AO4P
B21 LVDSTX_AO4N
LVDSTX_AOCKP
A22
LVDSTX_AOCKN
B22
LVDSTX_AO3P
LVDSTX_AO3N
D16 LVDSTX_AE0P
LVDSTX_AO4P
E16 LVDSTX_AE0N
LVDSTX_AO4N
C17 LVDSTX_AE1P
C16
LVDSTX_AE1N
E17 LVDSTX_AE2P
D17 LVDSTX_AE2N
LVDSTX_AE0P
C19
LVDSTX_AECKP
LVDSTX_AE0N
C18 LVDSTX_AECKN
E19 LVDSTX_AE3P
LVDSTX_AE1P
D19 LVDSTX_AE3N
LVDSTX_AE1N
C21 LVDSTX_AE4P
C20 LVDSTX_AE4N
E21
LVDSTX_AE2P
D21
LVDSTX_AE2N
LVDSTX_AECKP
LVDSTX_AECKN
LVDSTX_AE3P
LVDSTX_AE3N
LVDSTX_AE4P
LVDSTX_AE4N
AVDD33_LVDSA
C308 C308 C309 C309
100n/16V 100n/16V 1u/10V 1u/10V
N23 N23
VCC-Panel
AO4459 AO4459
1 8
S1 D1
2 7
S2 D1
3 6 C315 C315
C313 C313
S3 D2
4 5
G D2
10u/10V 10u/10V
100n/16V 100n/16V
C311 C311 R321 R321
56k 56k
C312 C312
100n/16V/NC 100n/16V/NC
A
MB:5045
13
13
13
TX_AO0PH
13
TX_AO0NH
13
13
TX_AO1PH
13
TX_AO1NH
13
13
13
TX_AO2PH
13
TX_AO2NH
13
13
TX_AOCKPH
13
TX_AOCKNH
13
13
13
TX_AO3PH
13
TX_AO3NH
13
13
TX_AO4PH
13
TX_AO4NH
13
13
13
TX_AE0PH
TX_AE0NH
TX_AE1PH
TX_AE1NH
TX_AE2PH
TX_AE2NH
TX_AECKPH
TX_AECKNH
TX_AE3PH
TX_AE3NH
TX_AE4PH
TX_AE4NH
B版删除
A
TX_AO0PH
2,3,4,5,6,7,8,9,10,11,13,14,15,16,17
TX_AO0PH
TX_AO0NH
2,5,6,7,8,9,10,14,15,16,17
TX_AO0NH
TX_AO1PH
TX_AO1PH
2,8,10
TX_AO1NH
TX_AO1NH
TX_AO2PH
TX_AO2PH
TX_AO2NH
2,3,4,6,8,9,10,13
TX_AO2NH
TX_AOCKPH
TX_AOCKPH 2,13,16,17
TX_AOCKNH
TX_AOCKNH
TX_AO3PH
TX_AO3PH
TX_AO3NH
TX_AO3NH
TX_AO4PH
TX_AO4PH 4 LVDS_PWR_EN
TX_AO4NH
TX_AO4NH
TX_AE0PH
TX_AE0PH 4
TX_AE0NH
TX_AE0NH 4,13
TX_AE1PH
TX_AE1PH
TX_AE1NH
TX_AE1NH
TX_AE2PH
TX_AE2PH
TX_AE2NH
TX_AE2NH
TX_AE3PH
TX_AE3PH
TX_AE3NH
TX_AE3NH
TX_AECKPH
TX_AECKPH
TX_AECKNH
TX_AECKNH
TX_AE4PH
TX_AE4PH
TX_AE4NH
TX_AE4NH
Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD
Title Title Title
LVDS POWER CONTROL LVDS POWER CONTROL LVDS POWER CONTROL
Size Size Size Document Number Document Number Document Number
A3 A3 A3 MT5651 MT5651 MT5651
Date: Date: Date: Tuesday, April 16, 2013 Tuesday, April 16, 2013 Tuesday, April 16, 2013
GND
GND
+5V
+5V
AVDD1V2
AVDD1V2
AVDD3V3
AVDD3V3
+12V
+12V
LVDS_PWR_EN
3D_EN
3D_EN
GPIO08
GPIO08
A
Rev Rev Rev
1.0 1.0 1.0
Sheet Sheet Sheet 12 12 12 of of of 17 17 17