Sharp MD X5 Service Manual download pdf (Page 50)

MD-X5H/CP-X5H

– 50 –

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• NOTES ON SCHEMATIC DIAGRAM can be found on page 35.

Figure 50 SCHEMATIC DIAGRAM (11/16)

26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

767778798081828384858687888990919293949596979899

100

786

321

VDD

VSS

TUNER MUTE

RESET

S-ID

LOAD

RLY

POWER

CCB-CL

CCB-DI

CCB-CE

DSCK

K-DATA

MD-DATA

CQCK

COIN

SQOUT

AVREF1

VSM

7677

SYN

DATA

CLK

CD-MUTE

SUB CLK OUT

SUB CLK IN

AVSS

AVDD

AVREF0

KEY0

DSTB

CCB-DO

49 50

WRQ

DRF

RES

PU IN

CD_CLOSE_SW

CD_OPEN_SW

S-MUTE

SL+

SL–

MAIN CLK OUT

26 27 28

KEY2

KEY1

KEY3

MD-IN

INITIAL AREA

NAME IN

TEST/VPP

MAIN CLK IN

P-DOWN

L-MUTE

RWC

SPAN SELECT

KEY4

F-SELECT

VDD

VSS

RESET

RX IN

P-IN

MIC_MUTE

MIC_SW

DIG_IN_A

DIG_IN_B

TRY_SW4

TRY_SW3

TRY_SW2

TRY_SW1

C-SW4

C-SW3

C-SW2

C-SW1

KB DATA IN/OUT

KB CLK IN/OUT

PROTECT

JOG_A

JOG_B

MODEL SELECT

AUX_B

AUX_A

SRS_PASS/ON

NAME SEL

DATA SEL

PLAY 1TRACK

PLAY NORMAL

SKIP +10

FAN MOTOR

232C IN

232C OUT

VLOAD

RESET

TACK SOLDER

DUBB MODE

9899

100

SKIP +1

STOP

CD_MUTE

CD_L_OUT

CD_A_GND

CD_R_OUT

CD_7V

CD_GND

WRQ

RES

OPEN_SW

CLOSE_SW

MO_9V

MO_GND

CCB_CL

CCB_DI

CCB_DO

CCB_CE

TUNER_MUTE

VSM

D_GND

PU_IN

SL–

DRF

SL+

CQCK

COIN

SQOUT

RWC

GND(D)

CLOSE_SW

OPEN_SW

DATA

CLK

SERCH

AUX_A

AUX_B

RX_IN

RST

P_IN

DSTB1

KEY0

KEY3

KEY1

KEY2

PC_OUT

PC_IN

DRF

RWC

WRQ

DSCK

VLOAD

SQOUT

MDDATA1

COIN

RES

CQCK

KDATA

SL+

SL–

FW303

TO MAIN PWB

P41 9 - H

CNS907

P53 7 - C

CD SERVO PWB-C (2/2)

RESET

CD SIGNAL

MD PLAYBACK SIGNAL

MD RECORD SIGNAL

TO JACK PWB



KB+5V

KB_CLK_IN/OUT

KB_DATA_IN/OUT

TO CD SERVO SECTION

P49 8 - H, P48 6 - H

IC901

IX2718AF

SYSTEM MICROCOMPUTER

R988 1K

R990 1K

R978 1K

R996 1K

R999 1K

C915

0.1

IC903

PST9140

R954

220K

C901

0.047

R913

5.6K

R914

5.6K

C913

100P

C914

100P

R1100A

47K

R949 1K

R948 1K

R934 1K

R933 1K

R982

R984

R993 1K

R991 1K

C920

100P

C919

100P

R995 1K

R998

R1004

R1006

R1009

R1010

R1011

R1008

R1000

R1002

R1018

R1014

R1020

R1019

R1015

R1021

R1016

R1001

R1003

R941

Q91

KR C107M

R929

4.7M

C908

10P(CH)

C912

15P(CH)

X901

8MHz

R939

1.8K

R940

R91

33K

R946

R923

22K

R950

R951

10K

R1046

10K

R966

3.3K

R953

10K

R956

10K

R952 1K

R955 1K

R957 1K

R961 1K

R958

10K

C916

0.1

R967

R977 100

R976 1K

R979 1K

R981 1K

R983 1K

R986 1K

R992 1K

R994 1K

CNP907

C96

0.1/50

R944

100

R945

100

R921

22K

R922

22K

R962

R1047

47K

R964

47K

VSM

0.1V

0.2V

0.3V

0.2V

4.8V

3.8V

4.8V

4.7V

4.8V

4.7V

4.5V

4.8V

4.7V

4.8V

2.4V

2.7V

4.8V

4.2V

4.7V

4.8V



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Sharp MD X5 Service Manual Page 50

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