Acer MB243WABNS service manual For Power Saving Control

8.3 ACER_LCD_G24_SCHEMATICS_INTERFACE_BD_POWER

1

2

3

4

5

6

7

8

9

10

11

TP470

TP4

TP5

TP7

TP8

+3V3

TP9

TP10 TP11

TP12

A

TP1

R302

5.6K(NC)

R303

100(NC)

AUDIO_DET

3

R304

100(NC)

P301

R305

100

+5.1V

1

R306

100

BKLT_ADJ

6

+5.1V

2

R496

100

+5.1V

3

+5.1V

4

TP13

FB301

PBY201209T-170Y-S

+5V

5V_RTN

5

R301

0

R505

1K

FB302

PBY201209T-170Y-S

VCC_LCD1

+5V

GND

6

Q315

GND

7

MMBT3904

R504

10K

B

GND

8

+5V

AUDIO_DET

9

TP460

AUDIO_EN

10

C493

C301

C302

C304

C305

C306

C307

BKLT_EN

11

BKLT_ADJ

12

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

Q325

R565

10K

OFF

13

MMBT3904

+3V3

JWT-A2001WV2-13P

TP455

TP542

TP543

GND

HI==> POWER ON

R567

100

+5V

SOT-223

+3V3

OFF

3

I301

TP17

3

VIN

VOUT

2

C

C312

1

ADJ(GND)

TAB

4

C313

220u/25V

AIC1117A-33PYTR

100u/10V

12 13

+5V

R500
10K(NC)	A
TP456	TP457

R501 47K(NC)

	AUDIO_EN 3
	Q313
	MMBT3904(NC)
GND
+5V	B

R502

10K

TP458TP459

R503 47K

BKLT_EN 3

Q314

MMBT3904

	C
GND

ACER G24 37

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GND

FOR POWER SAVING CONTROL

TP545

TP544

+5VD

SOT-223

+3V3D

+5VD

TO-252-GOI

+2V5_VDDM

+5V

I316

FDS4435

I326

I303

5

+5VD

3

VIN

VOUT

2

3

VIN

VOUT

2

TP23

3

D

6

1

ADJ(GND)

TAB

4

C536

C538

1

ADJ(GND)

TAB

4

C315

D

2

R568

7

AIC1117A-33PYTR

10uF

10uF

AP1117E25L-13

100u/10V

1

C535

C537

10K

8

4.7u

4.7u

GND

GND

TP546	4
		GND	GND

TP547

TP549

TO-263

TP428

TO-263

+5VD

+1V8

E

I320

I302

E

3 OFF

R570

4.7K

Q331

TP22

MMBT3904

3

VIN

VOUT

2

3

VIN

VOUT

2

1

ADJ(GND)

TAB

4

C491

1

ADJ(GND)

TAB

4

C314

GND

AIC1084-33PMTR

100u/10V

AIC1084-18PMTR

100u/10V

TP14

Q302

TP15

TP16

AO3401

PBY201209T-300Y-S

GND

GND

VCC_LCD1 2

+3V3

3

FB303

VCC_LCD2 VCC_LCD2

F

G

C308
220u/25V
GND	R488
TP446
R489	47K

47K

3 LCD_EN

TP445

TP19

Q309

MMBT3906

TP20TP21

R310 47K

R307

10K

R309 30K

D301

MM4148

Q301

MMBT3904

C309

1

0.1u

TP18

C310

0.1u

GND

C311 R308

0.1u 100K

M301

3 2

4

1

58

6 7

H161R315-8

M302

3 2

4

1

58

6 7

H161R315-8

M303

3 2

4

1

58

6 7

H161R315-8

F

M304

3 2

4

1

58

G

6 7

H161R315-8

GNDGNDGNDGND

1 2 3 4 5 6 7 8 9 10 11 12 13

PCB No. 6832194600P0