Pioneer CX-958 service manual Keyboard Unit

5 6 7 8

DEH-2130R,2100R

A

66TMUTE

61LDET

CN301

Q346

REAR L CH

21

FM/AM

SYSTEM

CONTROLLER

IC 601(1/2)

2

PE5090A

NL1

6

SD

76

SL

10

SDBW

14

TUNPCE

13

TUNPCK

48

TUNPCE2

12

TUNPDO

PDIO

11

TUNPDI

VST

Q353

67

VCK

LOCL

VDT

Q903

BACKUP

VDD

B.U

B.U

FUSE

B

10A

2

BACK UP

1

GND

VST/ VCK/ VDT

GND

2

POWER AMP

IN1

ELECTRONIC VOLUME/

23

FL–

9

SOURCE SELECTOR

19

14

21

FL+

FL–

3

Fout

FL

IC 302

11

FL+

IN2

IC 301

20

12

TDA7384

3

RL–

Rout

RL

10

RL–

SN761029DL

5

RL+

12

RL+

MUTE

STBY

22

4

B.REMOTE

5

B.REM

SYSPW

Q351 MUTE

Q902

asens

ACC

4

ACC

bsens

B.U

63

ASENS

Q901

64

TELIN

CELLULAR MUTE

7

BSENS

CELLULAR MUTE

Q951

SYSTEM

CONTROLLER

TELIN

32

C

IC 601(2/2)

PE5090A

Q942

Q941

SYSPW

42

31

CDLOAD

RR

RR

34

CDEJECT

-

+

23

CONT

BACK

FR

FR

UP

-

+

B.

FL

FL

44

REM

-

+

80

MUTE

C KEYBOARD UNIT

RL

RL

EJTSNS

GND ACC

79

-

+

DSCSNS

27

CLAMP

CN601

CN1801

22

KYDT

8

3

3

20

KYDT

LCD

VDCONT

DPDT

9

4

4

18 DPDT

RESET

60

1

IC 602

2

RESET

S–80834ANY

VDD

VDD

5

5

50 VDD

41

10

VLCD

SWVDD

Q650

35

LCD DRIVER

CD5VON

IC 1801

D

KEY MATRIX

PD6293A

22

23

X1801

9

5

6

7

8