DEH-2130R,2100R

7.2PARTS

7.2.1 IC

-Pin Functions(PE5090A)

Pin No.

Pin Name

I/O

Format

Function and Operation

1

MODEL1

I

 

Model select input

2

NL1

I

 

Noise level input

3

NL2DT

I

 

Noise level input 2

4

AVSS

 

 

A/D GND

5

ST

I

 

Stereo input

6

SD

I

 

SD signal input

7

AREF1

 

 

(D/A converter standard voltage)

8

KYDT

I

 

Key data input

9

DPDT

O

C

Key data output

10

SDBW

I

 

SDBW input

11

TUNPDI

I

 

PLL IC data input

12

TUNPDO

O

C

PLL IC data output

13

TUNPCK

O

C

PLL IC clock output

14

TUNPCE

O

C

PLL IC chip enable output

15

CURRQ

O

C

Tuner voltage FIX output

16

XSI

I

C

LSI data input

17

XSO

O

C

LSI data output

18

XSCK

O

C

LSI clock output

19

DRST

O

C

RDS decoder reset output

20

ADPW

O

C

A/D converter power output

21

FM/AM

O

C

FM/AM power select output

22

VDCONT

O

C

VD power control output

23

CONT

O

C

Servo driver power control output

24

XAO

O

C

CD LSI data discernment control signal output

25

XRST

O

C

CD LSI reset output

26

XSTB

O

C

CD LSI strobe output

27

CLAMP

I

 

Disc clamp sense input

28

MIRR

I

 

Mirror detection input

29

FOK

I

 

Focus OK signal input

30

LOCK

I

 

Spindle lock detector input

31

CDLOAD

O

C

LOAD motor loading control output

32

TELIN

I

 

Cellular mute input

33

VSS

 

 

GND

34

CDEJECT

O

 

LOAD motor eject control output

35

CD5VON

O

C

CD +5V power supply control output

36–39

NC

 

 

Not used

40

RECIEVE

O

C

RDS decoder receiving output

41

SWVDD

O

C

Grille power supply control output

42

SYSPW

O

C

System power supply control output

43

NC

 

 

Not used

44

MUTE

O

C

Mute output

45

PEE

O

C

Beep tone output

46

LOCH

O

C

LOCH output

47

RDS57K

I

 

57kHzBP-OUT sense input

48

TUNPCE2

O

C

EEPROM chip enable output 2

49

NC

 

 

Not used

50

VCK

O

C

Clock output for electronic volume

51

VDT

O

C

Data output for electronic volume

52

ANTPW

O

C

Antenna power output

53

VST

O

C

Strobe pulse output for electronic volume

54–57

DEQ4-1

O

C

Direct EQ data output 4-1

58

RDSLK

I

 

RDS LK signal input

59

RDT

I

 

RDS data input

60

RESET

 

 

Reset

52

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Image 52
Pioneer CX-958 service manual Parts, Pin FunctionsPE5090A