DOWNLOAD Sony STR-DE635 Service Manual ↓ Size: 7.63 MB | Pages: 57 in PDF or view online for FREE

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Rch analog negative input pin

Rch analog positive input pin

Negative voltage reference input pin, AVSS (Connected to gorund)

Common voltage output pin,  AVDD/2

 Large external capacitor is used to reduce power-supply noise

Positive voltage reference input pin, AVDD

Analog power supply pin

Analog ground pin

X’tal input pin (Not used)

External master clock input pin if XTS = “L”

Parallel/serial select pin

“L”: serial control mode, “H”: parallel control mode (Connected to ground)

Chip select pin in serial mode

Control data clock pin in serial mode

Control data input in serial mode

Control data output pin in serial mode

RIN–

RIN+

VREFL

VCOM

VREFH

A. 5V

A. GND

XTI

MCLKI

S/P

CS

CCLK

CDTI

CDTO

If pins TEST, ICKS0, ICKS1, PD, S/P, DFS, DEM0, DEM1, CAD0, CAD1, S/M, MCLK, SDOS are not driven, then TEST, ICKS0, ICKS1, CAD0, CAD1,
must be tied to either AVSS or AVDD. PD, S/P, DFS, DEM0, DEM1, S/M, MCLK, SDOS must be tied to either DVSS or DVDD.

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DCS logo display data output to LED.

EQ ON/OFF display data output to LED.

BASS BOOST display data output to LED.

MUTING display data output to LED.

DOLBY DIGITAL display data output to LED.

VOLUME display data output to LED.

Power reay display.

Power check (+5V)

Not used. (Connected to ground)

Not used. (Connected to ground)

Ground (Connected to ground)

Not used. (Connected to ground)

Not used. (Connected to ground)

Not used. (Connected to ground)

Not used. (Connected to ground)

Not used. (Connected to ground)

Not used. (Connected to ground)

Not used. (Connected to ground)

UART data output to rewrite flash memory

UART data intput to rewrite flash memory

Clock output to flourescent display tube

Data output to flourescent display tube

Power supply +5 V

Fluorescent latch

Fluorescent clear

SIRCS input

External power regulator capacitor 0.1µ is connected to this terminal.

Not used (Connected to ground)

Not used (Connected to ground)

Not used (Connected to ground)

Not used (Connected to ground)

Not used (Connected to gorund)

Not used (Connected to ground)

Analog power supply +5 V

AVRH (Connected to power supply +5 V)

SVRL (Connected to ground)

Ground (Connected to ground)

Key input 1

Key input 2

Key input 3

Key input 4

Ground (Connected to ground)

Key input 5

Key input 6

Key input 7

RDS signal input.

Stop input

Not used (Connected to ground)

MD 0 (To MD0 of MB90573)

MD 1 (Connected to power supply +5 V)

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DCS

EQ

B.B

MUTE

D.D

VOLUME

POWER RY

5V CHECK

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VSS

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SOT0

SIN0

FL CLK

FL DATA

VCC

FL LAT

FL CLEAR

SIRCS IN

C

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AVCC

AVRH

AVRL

AVSS

AD KEY IN 1

AD KEY IN 2

AD KEY IN 3

AD KEY IN 4

VSS

AD KEY IN 5

AD KEY IN 6

AD KEY IN 7

RDS SIGNAL

STOP

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MD 1

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MD 2

HSTX

RDS CLOCK

RDS DATA

VOL UP

VOL DOWN

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U-RESET

U-SREQ

U-MREQ

U-DATA

U-CLOCK

AUBUS-IN

SP-A

SP-B

POWER-KEY IN

AUBUS-OUT

VIRSION IN1

VIRSION IN 2

VIRSION IN 3

VIRSION IN 4

VIRSION IN 5

VIRSION OUT 1

VIRSION OUT 2

JOG-UP

JOG-DOWN

RESET

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VSS

X0

X1

VCC

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LED CLK

LED DATA

LED CE

LED CLR

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MBUS-V1

MBUS-DVD

MBUS-TV

MBUS-STATUS

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LAT

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MD 2 (To MD2 of MB90573)

Hardware STANDBY input

RDS clock input

RDS data input

Volume up data output

Volume down data output

Not used (Connected to ground)

Reset output (Connected to MB90573 RESET)

Slave request and data input (Connected to MB90573 SLV DATA/REQ)

Master request output (Connected to MB90573 DISPMR)

Master data output  (Connected to MB90573 DISP DATA)

Master clock output  (Connected to MB90573 DISPCLK)

Audio bus input

Speaker A signal input.

Speaker B signal input.

POWER-KEY input.

Audio bus output

Virsion input.

Virsion input.

Virsion input.

Virsion input.

Virsion input.

Virsion output.

Virsion output.

Function encoder up input.

Function encoder down input.

Reset (Display MCU)

Not used (Connected to ground)

Not used (Connected to ground)

Not used (Connected to ground)

Ground (Connected to ground)

External ceramic filter 4 MHz is connected to this terminal

External ceramic filter 4 MHz is connected to this terminal

Power supply +5 V

Not used. (Connected to ground)

Not used. (Connected to ground)

LED clock input.

LED data input.

LED chip eneble input.

LED clear input.

Not used. (Connected to ground)

Not used. (Connected to ground)

V1 input from MBUS

DVD input from MBUS

TV input from MBUS

STATUS input from MBUS

Not used. (Connected to ground)

Learning microprocessor latch output

Not used. (Connected to ground)

Not used. (Connected to ground)

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DISEL

DOUT

DIN0

DIN1

DIN2

D. GND

D. V

DD

R

V IN

LPF

A. V

DD

A. GND

CK OUT

BCK

LRCK

DATA O

XSTATE

D. GND

D. V

DD

XMCK

XOUT

XIN

EMPHA

AUDIO

CSFLAG

F0/P0/C0

F1/P1/C1

F2/P2/C2

F3/P3/C3

D. V

DD

D. GND

AUTO

BPSYNC

ERROR

DO

DI

CE

CLK

XSEL

MODE0

MODE1

D. GND

D. V

DD

DOSEL0

DOSEL1

CKSEL0

CKSEL1

XMODE

Input data select. (connected to ground.)

EIAJ data and parity flag output terminal (Not used)

Amplifier integrate data input terminal

Amplifier integrate data input terminal (Connecting to ground)

Amplifier integrate data input terminal (Connecting to ground)

Digital ground

Digital power supply

Input terminal for VCO generator band adjustment

Input terminal for VCO self running frequency set

External LPF for PLL is connected to this terminal

Analog power supply

Analog ground

256fs or 128fs clock output terminal (Select CLKMD terminal)

Bit clock output terminal

L, R clock output terminal (L-ch: “H”, R-ch: “L”)

Audio data output terminal

Xtal status frag output.

Digital ground

Digital power supply

Not used.

Crystal oscillator output terminal (Not used.)

Crystal oscillator input terminal

Emphasis monitor output terminal (“H” = ON) (Not used.)

Not used.

C-bit change frag output.

Not used.

Not used.

Not used.

Not used.

Digital power supply

Digital ground

Non PCM data detect flag output.

Non PCM sync detect flag output.

Error mute output terminal

Microprocessor I/F.  When CCB/SUB is  “H”, data output terminal (high level open drain output) (Not used)

Microprocessor I/F.  Data input terminal

Microprocessor I/F.  Chip enable/latch input terminal

Microprocessor I/F.  Clock input terminal

Xtal select. (Connected to +5V.)

Mode 0 input. (Connected to ground.)

Mode 1 input. (Connected to ground.)

Digital ground

Digital power supply

Output data select 0. (Connected to ground.)

Output data select 1. (Connected to ground.)

System clock select input 0. (Connected to ground.)

System clock select input 1. (Connected to ground.)

Reset input.