Sony CDX-MP40 service manual IC401 BD3802F MAIN Board

CDX-MP40

IC401 BD3802F (MAIN Board)

				OUT-	OUT-	OUT-	OUT-
D-GND SDA	SCL MUTE SEL	ADJ	VCC	FR	RR	FL	RL	DS32 DS22 DS12

28

27

26

25

24

23

22

21

20

19

18

17

16

15

VCC

FADER

FADER

FADER

FADER

2

C BUS

(0~-58,

(0~-58,

(0~-58,

(0~-58,

I

VCO

-∞dB)

-∞dB)

-∞dB)

-∞dB)

LOGIC

ON

OFF

ON

OFF

EFFECT (OFF,6dB,

EFFECT (OFF,6dB,

10dB,14dB)

10dB,14dB)

TONE

TONE

PASS

PASS

BASS,TREBLE, MIDDLE

BASS,TREBLE, MIDDLE

(-15dB~+15dB,1dB STEP)

(-15dB~+15dB,1dB STEP)

VOLUME

VOLUME

(+23~-79dB,-∞dB

(+23~-79dB,-∞dB

1dB STEP)

1dB STEP)

INPUT GAIN

INPUT GAIN

(0~15dB,1dB STEP)

(0~15dB,1dB STEP)

MUTE

MUTE

INPUT SELECTOR

(4 STEREO INCLUDE 1 ISOLATION INPUT)

VCC/2

1

2

3

4

5

6

7

8

9

10

11

12

13

14

A-GND	FIL BUS-	AN	BUS-	TU-	TU-	CD-	CD-	D1	D2 DS11 DS21 DS31
	RCH		LCH	RCH	LCH	RCH	LCH

37