ADC manual Mute, Enable, Disable, Jack, MLN7400EV

1

2

3

4

5

6

7

VCC_33A

VCC_33A

VCC_33A

A

A

R152

1K

R153

1K

R154

1K

ADIN0

ADIN1

ADIN2

SW4

SW5

SW6

1

2

1

2

1

2

TACT_SW

TACT_SW

TACT_SW

PLAY

PGM

EQ

270

270

270

R155

R156

R157

SW7

SW8

SW9

1

2

1

2

1

2

TACT_SW

TACT_SW

TACT_SW

STOP

MENU

VOL_UP

B

390

390

390

B

R158

R159

R160

SW10

SW11

SW12

1

2

1

2

1

2

TACT_SW

TACT_SW

TACT_SW

SKIP+

ESP

VOL_DN

560

560

R162

R161

AGND

VCC_33A

SW13

SW14

1

2

1

2

TACT_SW

TACT_SW

C188

SKIP-

ENTER

C

820

0.1uF

C

AGND

R163

100K

VCC_33A

VCC_33A

1K

AGND

SW15

1

2

R164

R165

TACT_SW

U18

MUTE

1

8

MODE

GND

OUT

ADIN3

R166

4.7K

R167

2.2K

SW16

Enable

2

7

1

INP

VCC

J5

3

6

SHDN

2

1 TC34

0.01uF

INN

SHDN

R168

1K

AGND

3

100K

4

MBIAS

NC5

MUTE

MAX4468EKA_SOP8

4

2

10uF

C87

Disable

R169

5

3

6

AGND

SW_DPDT

MUTE

AGND

2

D

SW

D

1

R170

100K

AGND

MICIN

MIC

C88

47pF

C89

0.1uF

R171

20K

JACK

E

DESIGN

CUSTOMER

MCS LOGIC

AGND

CHECK-1

REV.

E

CHECK-2

MLN7400EV

DATE

UPDATE

SHEET

2003.11.18

12/14

REMARK

KEY MATRIX & MIC IN

1

2

3

4

5

6