Sony MDX-C5970R service manual Block Diagram DISPLAY/KEY Control Section, Remote

MDX-C5960R/C5970/C5970R

4-4. BLOCK DIAGRAM – DISPLAY/KEY CONTROL Section –

J900

REMOTE IN

EN801

VOLUME/BASS/TREBLE/

(LSW804: MDX-C5960R/C5970R only)

BALANCE/FADER CONTROL

D900

LSW801 – 804,

LSW805

LSW806 – 821

ROTARY

D-BASS

ENCODER

EN801

D912

CNP801

1

VOL+

VOL–

FRONT PANEL SIDE

KEY ACTIVE

BUZZER

BZ1

BACKUP +5V

CN900

DRIVE

(BUZZER)

SWITCH

1

MAIN BODY SIDE

Q701

Q905

49 72

46

47

106

107

50

79

37

12

15

RC-IN0

RC-IN1

KEY-IN0

KEY-IN1

RE-IN0

RE-IN1

D-BASS IN

KEYACK

AD-ON

MASTER CONTROLLER

NOSE-SW

BEEP

IC700 (3/4)

X1

X0

X1A

X0A

LCD SO

LCD CKO

LCD CE

LCDANG

93

92

73

74

13 14 104

40

X700

X701

3.68MHz

32.768kHz

D813 – 817,

LSW802, 808, 811

LSW801, 804, 806,

REGULATOR

LCD +10V

LSW807, 809, 810,

Q806

LSW812 – 821

(LSW804: MDX-C5960R/C5970R only)

PL801, 802

REGULATOR

(LCD BACK LIGHT)

Q805, 807

CONTRAST

SWITCHING

LCD +10V

R845

Q901

OSC

LIQUID CRYSTAL DISPLAY DRIVER

21

IC801

3

11 – 6

20

18 17 19

22 – 25

4

OSC OUT

OSC IN

DATA

CLK

STB

KEY IN1 – KEY IN4

DIMMER

POWER ON

VLC0 – VLC5

SEG1 – SEG39, SEG48 – SEG73

COM0 – COM7

05

32, 26 – 31, 33 – 38, 56 – 65,

100 – 93

75 – 90, 39 – 55, 66 – 74

LCD801

LIQUID CRYSTAL DISPLAY

– 25 – – 26 –