Sony DPS-V77 service manual Explanation of IC Terminals, Pin No Pin name Description

Page 20

 

 

 

 

 

 

 

SECTION 4

 

 

 

 

 

 

EXPLANATION OF IC TERMINALS

IC602, 604 CDX2707Q (DSP)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin No.

 

Pin name

I/O

 

 

Description

 

 

 

 

 

 

 

 

1

 

 

EA9

0

 

External install RAM address. Not used (OPEN)

 

 

 

 

 

 

 

 

2

 

 

ECO

0

 

External install RAM address. Not used (OPEN)

 

 

 

 

 

 

 

 

 

 

3

 

 

VDD

-

 

Power supply. (+5V)

 

 

 

 

 

 

 

 

4

 

 

Vss

-

 

Power supply. (GND)

 

 

 

 

 

 

 

 

5,6

 

 

ECl- 2

0

 

External install RAM address. Not used (OPEN)

 

 

 

 

 

 

 

7 - 9

 

EA13 - 15

0

 

External install RAM address. Not used (OPEN)

 

 

 

 

 

 

 

 

 

10

 

 

TST

 

I

 

Test data input.

"L": Normal

 

 

 

 

 

 

 

 

 

11

 

 

TDR

 

I

 

Test data input.

"L": Normal

 

 

 

 

 

 

 

 

12

 

 

BFOT

0

 

Master cIock buffer output. Not used (OPEN)

 

 

 

 

 

 

 

 

13

 

 

CLKO

0

 

Master cIock output. Not used (OPEN)

 

 

 

 

 

 

 

 

 

14

 

 

CLKI

 

I

 

Master cIock input.

 

 

 

 

 

 

 

 

 

15

 

 

Vss

-

 

Power supply. (GND)

 

 

 

 

 

 

 

 

 

16

 

 

TSO

 

I

 

Test data input.

"L": Normal

 

 

 

 

 

 

 

 

 

17

 

 

TS1

 

I

 

Test data input.

"L": Normal

 

 

 

 

 

 

 

 

 

 

 

 

 

18

 

 

TSA

 

I

 

Test data input.

"L": Normal

 

 

 

 

 

 

 

 

 

19

 

 

LRKO

 

I

 

LRCK input.

 

20

 

 

LRK1

 

I

 

LRCK input.

 

 

 

 

 

 

 

 

 

 

21

 

 

BCKO

 

I

 

BCK input.

 

 

 

 

 

 

 

 

 

 

22

 

 

BCK1

 

I

 

BCK input.

 

 

 

 

 

 

 

 

 

23

 

 

BCT

0

 

Frequency divider BCK output.

 

 

 

 

 

 

 

 

24

 

 

LCT

I/O

 

Counter input/frequency divider LRCK output for SYNC DET.

 

 

 

 

 

 

 

 

 

25

 

 

SIA

 

I

 

Serial data input.

 

 

 

 

 

 

 

 

 

 

26

 

 

SIB

 

I

 

Serial data input.

 

 

 

 

 

 

 

 

 

 

27

 

 

SIC

 

I

 

Serial data input.

 

 

 

 

 

 

 

 

28

 

 

VDD

-

 

Power supply. (+5V)

 

 

 

 

 

 

 

29

 

 

Vss

-

 

Power supply. (GND)

 

 

 

 

 

 

 

 

30

 

 

SOA

0

 

Serial data output.

 

 

 

 

 

 

 

 

 

31

 

 

SOB

0

 

Serial data output.

 

 

 

 

 

 

 

 

 

32

 

 

SOC

0

 

Serial data output.

 

 

 

 

 

 

 

 

33

 

 

EClO

I/O

 

Terminal input/test data output for conditional jump.

 

 

 

 

 

 

 

34

 

 

ECll

I/O

 

Terminal input/test data output for conditional jump.

 

 

 

 

 

 

 

35

 

 

ECl2

I/O

 

Terminal input/test data output for conditional jump. Not used (GND connection)

 

 

 

 

 

 

 

36

 

 

ECJ3

I/O

 

Terminal input/test data output for conditional jump. Not used (GND connection)

 

 

 

 

 

 

 

37

 

 

REDY

0

 

HCIF Readay signal output. (Open drain)

 

 

 

 

 

 

 

 

38

 

 

TRDT

0

 

HCIF data output.

 

 

 

 

 

 

 

 

 

39

 

 

XLAT

 

I

 

HCIF data • mode identification signal input.

 

 

 

 

 

 

 

40

 

 

Vss

-

 

Power supply. (GND)

 

 

 

 

 

 

 

41

 

 

SCK

0

 

HCIF shift cIock output.

 

 

 

 

 

 

 

 

 

42

 

 

RVDT

 

I

 

HCIF data input.

 

 

 

 

 

 

 

 

43

 

 

SCLO

0

 

Test data output. Not used (OPEN)

 

 

 

 

 

 

 

44

 

 

SCL1

0

 

Test data output. Not used (OPEN)

 

 

 

 

 

 

 

 

 

- 20-

Page 19 Page 21
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Page 19 Page 21
Contents Sampling Analog InputAnalog Output 23 W 120 25 W 230Table of Contents Midi in terminal Narnes andiFuractiollsof PartsNames and Functions of Parts Setting the INPUT/OUTPUT levels Block and structure~~~~,i~p~f~~~.~~~~dll~~~·~~c~~~rnd ~CH2~~~J ~~~~~~Setting the DigitaliN/OUT ~-- ~~tl@~+,.,.,.\111\ \~ =~--~t-.tt .I~-- ~o ~-~t-..I~-ooChoosing the bypass mode ~CH2Recalling Effects from the Memory CD CD CD + I Enter CdcdcijcdE3 a·~ ~ ~ ~att FX rEm FXChecking the Structure in Play Mode Convenient Ways to EditComparing Effect Parameters Copying Effect ParametersSelecting the Active Parameters Processing Effects Edit~-= Saving an Effect Protecting User MemoryOrganizing User Memory QYZIPress System Press Function a to select Set Up EJ G·? ~ ~ JCMidi Transmit Switch Setup Tx-Sw Preparing a Basic Midi Setup BasicMidi Program Table Setup Table Midi Receive Switch Setup Rx-SwAdditional Information ~CH1Regarding the options AES/EBU type XLR type Mini DIN rear panelSpdif type RCA type Mini DIN terminalEaA~~« Initialize User Memory? Battery PDL Edit aSubject Operation and Display Be activated. r Regarding the clock source of this unit Regarding the clock of the digital audio systemExplanation of IC Terminals Pin No Pin name DescriptionLR1F ED2ED4 ED7PBO PB7 ResoGND RxdiExtal XtalHWR LWR21 V~======J +-C?--1leIIij,,..C=r--f~~rQ!-+-20 ALIClK ~Q9--+-l IiITIDJMain BOARDJCOMPONENT~=O~ Jr IllIll Oea7 C-l1NRul ~.j ~.Ol1leB011 123 ~ MAlN ~UAR~ 1/2+hr +--i~ +---~+-+-~ --~,~J Abbreviation eND Canadian AUS . AustralianVee VceVec 02 01 00 y w sITT FfiSection Exploded Views LCD501 1-810-771-11 Display PANEL, Liquid Crystal\S2 1-570-173-11 SELECTOR, Power Voltage Voltage Selector ~~~~ #3BAR, BUS 4P BUS BAR 6PSwitch DiodeFuse Holder BUS BARCS2S 2SVImaini ElectIC CXK58257AM-I0LL-T6 SocketINPUT, Balanced CHI» OUTPUT, Balanced CHI»Resistor Imaini Chip GlazeRelay TransformerConnector Accessories &PACKING MaterialsCeramic Line FilterDPS-V77 9510210-1 1995.9960-369-91 Home A&V Products Company Subject Correction of Parts List~ indicates corrected portion
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