Clevo M728T Manuel de service télécharger pdf (Page 102)

Schematic Diagrams

B - 28 System Power, LED BKLT

B.Schematic Diagrams

System Power, LED BKLT

1

LED 5-

VD D5

PQ5 9

*2N7002W

G

DS

SG ND

LVDS-L1N[5,1 2 ]

LVDS-L0P[5,1 2 ]

J _ LE D 1 _7 3

* 20374-030E-31

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Only LED1 on

5VS

LED1 throgh LED5 on

PC206

* 0.1U _16V_04

Fsw=2MHz

0

L VDS-L CL KP[5 ,1 2]

PR91

10 0 K _ 04

LED5-

PQ2 9

AO4 4 68

4

6 2

5

7 3

1

8

LED1 throgh LED2 on

SE L 1

SUSB

PU 9

*A8500

19

20

6

2

3

4

5

7

8

9

10

11

12

13

14

15

16

17

18

1

26

22

23

24

25

21

27

EN

PW M

APW M

SKIP

CO MP

FSET

ISET

LED1

LED3

LED5

LED 7

LG N D

LED8

LED6

LED4

LED2

SEL1

SEL2

SEL3

PGN D

AGN D

OVP

SW

SW

VIN

PGN D

EP

LED_PWR+

PC 20 1

* 10U_25V_12

PR189 *0_04

1

1

PQ3 2

2N7002W

G

DS

SGN D

0

VDD 5[28,29]

PR 14 7

* 100K_04

PC10 3

*100P_50V_04

PC 10 0

100P_50V_04

0

PC20 4

*1U_50V_12

SGND

R.OVP = (V.OVP-30)/54.9uA

LVDS-L0N[5,1 2 ]

2 0 K-2 MHz

VDD5

3.3VS[5 ,8 ..16 ,1 8 ..26 ,3 1]

PQ 2 5

2N7002W

G

DS

0

1

VDD5

LED 2-

PC10 4

*10U_10V_08

PC207

*0 .1U _1 6 V_ 04

2A

SY S15V[12,28,29]

SGN D

0

PR95

10 0 K _0 4

0

PLVDD

LED1 throgh LED6 on

PQ 64

* 2N 7002W

G

DS

PQ 27

AO 446 8

4

6 2

5

7 3

1

8

SGN D

PR18 7 *10K_ 0 4

1

0

LED1 throgh LED7 on

SUSB

Fsw = 26.03/R.FSET ID =

1.23/I.SET * 210

(mA/LED)

VD D3

SU SB

5VS,3.3VS

1

LED3-

PD23 *FM260

A C

PR 1 54

1M_04

0

3.3VS

PR 20 0

*10_06

1

SUSB#[17,20,23,26,29]

PL10 *4.7uH

VIN

PR188

*1.05K_1%_04

SEL2 = L

PR 19 1

*13K_1%_04

LED1 throgh LED3 on

PQ60

*2 N7 00 2 W

G

DS

PLVDD[12]

PR19 0 *10K

LED=20m A

PC98

0.1U_16V_04

VDD5

VDD 3[13,21,26,28..30,32]

0

LED_PWR+

LED 6-

PR192

*1 2 K _0 4

PQ2 4

2N7002W

G

DS

3A

SG ND

1

IN V_B LO N[12 ]

LED1-

PR97

1M_04

0

OV P=3 5V

M735T LED PANEL BACKLIGHT DRIVER

1

SG ND

BRIG HT NES S[12,26]

6A

SYS1 5 V

3.3VS

LED 1-

LED 3-

LVDS-L2N[5,1 2 ]

SEL3 = H

LED1 throgh LED4 on

P_DDC _C LK[5 ,1 2]

3A

PC105

*1 0U _1 0 V_ 08

LEDx Output

0

VDD 5

PC203

*1 U_ 5 0 V_1 2

L VDS-L CL KN[5 ,1 2]

LED2-

PC 20 2

* 10U_25V_12

SY S15 V

VIN[12 ,2 8..3 2]

SEL2

1

PC10 1

0.1U _16V_04

SEL1 = H

LVDS-L2P[5,1 2 ]

LED 4-

LED4-

0

LED6-

PR186

* 1 00 K _ 04

100 - 400H z

5VS[12 ,1 3,1 6 ,19,2 1 ,24 ,2 5]

SEL3

PR 193 *0_06

PC 20 5

*1U _10V_06

PR98

100K_04

LED1 throgh LED8 on

30mil

PR18 5

*90.9K_1%_04

1

6A

0

P_ D DC_DATA[5 ,12 ]

LVDS-L1P[5,1 2 ]

Sheet 27 of 40

System Power,

LED BKLT

1 2 ... 97 98 99 100 101 102 103 104 105 106 107 ... 115 116

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