Acer B243HL service manual InnoLux PAM8603M

D

5 4 3

change for FHD2102
ID from 90 degree to	CN701
	2*8P 2.54mm 180°
180 degree	Power	Board

ROUT-

R_OUT-

15

ROUT-

LOUT-

16

L_OUT-

ROUT+

R_OUT+

13

ROUT+

LOUT+

14

L_OUT+

100p/50V

100p/50V

AR_IN

11

AR

AR

12

AR

AL_IN

9

AL

AL

10

AL

C704

C703

1500p/50VC705

R70110K

1500p/50VC706

R70210K

7

EO_R

SHUT

8

MUTE

+5V

VOL

10K

MUTE_IC

5

6

R706

EO_L

VOL

3

Hp/Sp

AGND

4

GND

1

GND

+5V

2

Audio5V

+5V

15K

3

0.1/16V

R707

15K

Q702

1

PMBT3904

C718

2

100p/50V	100p/50V
C701	C702

2 1

LOUT-

LOUT+

Z1 Z2Z3

Mark Mark Mark

D

C

LOUT_P

FB701 120Ω 3A

LOUT+

C

B

+5V	10u/25V	1u/16V		LOUT_P			1	+OUT_L		+OUT_R
							2	PGNDL		PGNDR
							3	PGNDL		PGNDR
	C720	C710		LOUT_N			4	-OUT_L		-OUT_R
							5	PVDD		PVDD
					MUTE_IC		6	MUTE		SHDN
+5V							7	VDD	PAM8603M	GND
	C714
		AL_IN	C715	0.47/16V	R704	10K	8	INL		INR
	1u/16V
							9	NC		NC
							10	VDC		NC
		VOL	R708		10K		11	Volume		VREF
	C716
							12
	1u/16V							NC		NC
					1u/16V	0.1/16V
								U701
					C723	C724

24

23

22

21

20

19

18

17

16

15

14

13

ROUT_P

ROUT_N

R703 10K C713 0.47/16V AR_IN

C717 4.7u/10V

+5V

1u/16V	10u/25V
C711	C712

LOUT_N

ROUT_N

ROUT_P

FB702 120Ω 3A

FB703 120Ω 3A

FB704 120Ω 3A

C719

470p/50V

C707

470p/50V

LOUT-

ROUT-

C708

470p/50V

C722

470p/50V

ROUT+

B

AC OFF PoP noise solution change C717 form 0.1u to 4.7u

InnoLux PAM8603M

A

Document Number :				SIZE :
AUDIO COMMON BOARD				B
TITLE :		Audio
DATE :		2008-10-07
SHEET	2	OF	2	Rev : V05

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