Toshiba MW24F52 User manual

SERVICE MANUAL

DOCUMENT CREATED IN JAPAN, May, 2006 GREEN

COLOR TELEVISION/

VIDEO CASSETTE RECORDER

DVD VIDEO PLAYER

MW24F52

FILE NO. 810-200641GR

The above model is classified as a green product (*1), as indicated by the underlined serial number.

This Service Manual describes replacement parts for the green product. When repairing this green

product, use the part(s) described in this manual and lead-free solder (*2).

For (*1) and (*2), see the next page.

DVD BLOCK DIAGRAM

FLASH 16M

IC4007

SST39VF1601-

70-4C-EKE

MPEG/MICON/DSP/RF_AMP/HDMI

IC4001

ZR36886HLCG

64M SDRAM

IC4005

M12L64164A-7TG

Pick up

Motor

Spindle/

Sled

Motor

DVD LOADER

DM3S

MOTOR DRIVE

IC2301

LA6565VR-TLM-E

DVD/CD, DVD_LD, CD_LD, VC

DVD IN/OUT

CD4002

TR+/–, FO+/–

SPDL+/–, SLED+/–

SPINDLE, SLED_PWM

TRACK, FOCUS_PWM

SPDL_SENS+/–

HA0~HA20,

HD0~HD15 SDA0~SDA11

STEREO DAC

IC8102

PCM1753DBQR DVD AUDIO R

DVD AUDIO L

DAC_B, C, D

REG+3.3V

IC4003

BA00BC0WFP-E2

LD+/–

HOME, TIN SW, TOUT SW

DVD_H

C (CVBS)

Y11

DVD RESET

CVBS 1

SPDIF

P.CON+6V

P.CON+A5V 10

P.CON+3.8V 11

3.3V

DVD IN/OUT

CP8101

E-1 E-2

RF, A, B, C, D, E, F , DVD/CDPD

MD, MC, ML

ASDATA0,

AMCLK,

ABCLK,

ALRCLK

AUDIO-L

AUDIO-R 7

ZERO

SDD0~SDD15

DRVSB, TRAY_OPEN/CLOSE

REG+1.8V

IC4004

BA00BC0WFP-E2

POWER SW

IC5901

RT9702-PB

AT+5.2V 2

P.CON+3.8V

AT+5.2V

+5V 1

USB_DP 2

USB_DN

USB CONNECTOR

CP5903

Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM

578 76

H.AMP

REC AMP

CP4502

AUDIO REC

AUDIO PB

CTL+

HEAD

AUDIO

CONTROL 3

AE HEAD(+)

AE HEAD(-)

CTL-

CTL+

CTL-

Y/C/AUDIO/HEAD AMP IC

IC4501

LA71205M-MPB 39

Q4509

BUFFER

TIMMING CCD

OUT

DRIVER CLAMP

H.SW

74 H.SW

PB.EE

DC NL

EMPHA

REC

FM-EQ FM

MOD

AGC

AMP KIL

AGC

DELAY

FM-EQ

PHASE-EQ

C-LPF

GCA B-UP

AMP

ACC

AMP

Main

CONV 3.58M

BPF2

AUTO BIAS

RKIL

B.D. PB

AMP

3.58M

BPF1

DOUBLE

LIM FM

DEM SUB

LPF

V/I

CONV P

Y-LPF

YNR/

COMB

N.L.

DEEM

NC1

Y/C MIX

SYNC

SEP

VCA

CLAMP

1/2

FBC

Chara

INS.

6dB

V-AGC

L4502

CLAMP

AMP

LINE

AMP

MUTE

ALC

Y/C_CS

Y/C_DATA

Y/C_CLK

H. AMP_SW1

C. ROTARY

H. SW

ENV. DET

COMP

DUMMY_V. SYNC

AUX_V[F/R]

TUNER_VIDEO

NORMAL_A

Y/C_AUDIO

5Q4505

BIAS CTL

AUDIO

MUTE

H.AMP SW

C ROT

RF SW IN

ENV DET

COMP

OUT

Q4504

BIAS OSC

Q4503

Q4501, Q4502

AUDIO PB SW

HF1

HF2

Hi-Fi/

DEMODULATOR HF_COM

COIL, BIAS OSC

X4501

3.579545MHz

VX01

50 49

PULL

Q4507

BUFFER

DIGITAL

COMB/FILTER

MICON

Hi-Fi/

DEMODULATOR

SERIAL

DECODER

VCR_A_MUTE

V.REC_ST_H

LPF

ALC

DET

MICON

VIDEO OUT

EP/LP-CH1 (R)

EP/LP-CH2 (L)

CP4501

SP-CH1 (R)

SP_COM

SP-CH2 (L)

CYL

1EP/LP_COM

HF2 (L)

HF_COM

HF1 (R)

FE HEAD (HOT)

FE HEAD (GND)

FE HEAD 2

CP4503

DETAL

ENH

DVD_VIDEO

FSC

Y/C_VIDEO

Q4511

BUFFER

DVD IN/OUT

Q4506

AMP

Y/C_VIDEO

V SYNC CHROMA/IF

P.CON+5V REGULATOR

E-3 E-4

SYSCON/TIMER/SERVO IC

IC101 OEC8078A

Y/C/AUDIO/

HEAD AMP

DRUM PWM

MS SEN-B

Y/C CS

KEY-B

KEY-A

DUMMY.V.SYNC

C_ROTARY

KEY-A

IN/OUT

H.SW

CYL SPEED UP

58 CYL_FG/PG

VCR.A.MUTE 54

CHROMA/IF

LDM CTL78

REMOCON IN

BOT

EOT

REEL-T3

REEL-S

REEL SENS

Q107

AT+5V

BOT SENSOR

Q101 EOT SENSOR

Q103

REEL SENS

Q108

P.CON+5V_C

11 CYL FG/PG

12 CYL DRIVE

CAP PWM

CAP LIMIT

CAP FULL

FGF

CAP_F/R

9I LIMIT

CAP CTL

1CAP FG

4CAP.M F/R

2 1

4 3

MS SEN-A

2 1

4 3

MS_SEN A

Q105

MS_SEN B

Q104

CAPSTAN

DD UNIT

AT+5V

H.AMP SW1 99

Y/C_CS

DUMMY_V.SYNC

C.ROTARY

H.SW

VCR_A_MUTE

H.AMP_SW1

ENV.DET

V.REC START-H 93

89 ENV.DET

V.REC_ST-H

CTL(+) 74

CTL(-) 75

AFT 85

DEGAUSS 60

SDA

SCL 18

DEGAUSS_H

SDA

SCL

KEY-B

REMOCON_IN

AFT

CTL+

CTL-

TAB SW 97 TAB SW

RESET 1

IC103

PST3231NR

SYSTEM

RESET IC

EEP ROM IC

IC199

AT24C04N-10SU-2.7

Y/C DATA 13

Y/C CLK 11 Y/C_DATA

Y/C_CLK

CVN2 50 Y/C VIDEO

SCL

SDA

COMP 100 COMP

REC/OTR LED

EXT_A_MUTE

EXT_MUTE

REC_LED

EXT_A_MUTE

EXT_MUTE

ST SELECT 87

HIFI H.SW 26

HIFI ENV 88

ST_SELECT

HIFI_H.SW

HIFI_ENV

SDA

SCL

VCR_A_MUTE

V.REC_ST_H

Hi-Fi/DEMODULATOR

VCR_POWER_ON-H

VCR_POWER_H

POWER FAIL 1POWER FAIL

MICON BLOCK DIAGRAM

RX15

X101

32.768KHz X0

TX16

DVD RESET95

DVD RESET

T-REC LED

T-REC_LED

DVD IN/OUT

X102

14.31818MHz

OSC0

OSCI 38

CENT_LED_CTL

Q102

CENT LED SW

CENT LED

D101

10 LDM CTL

CP101

CHROMA/IF

HSYNC

BLK 59

VSYNC 45

46 H.SYNC

OSD_G

OSD_Y

OSD_B

V.SYNC

TV_POWER_H

TV_MUTE 20 SCL

TV_A_MUTE

ROSD_R

SDA

2 CAP VCO

8LD/CY_VCO

AT+12V

REGULATOR

AV_SW1

AV_SW2

AV_SW1 Q116

AV_SW

AV_SW2

DIGITAL

COMB/FILTER

CVIN 49

TV_POWER_ON-H 56

TV_POWER_H

VCR_A_MUTE

VIDEO OUT

SOUND AMP/

SURROUND

IN/OUT

PROTECT 94 PROTECT

DIGITAL

COMB/FILTER

SCL

SDA

P.CON+5V_C

SW101

DVD_H

BUFFER

Q114

EMERGENCY EMERGENCY

TV_POWER_H

E-5 E-6

PLAY

CH.DOWN

REC/OTR

CH.UP

STOP/EJECT

OS2201

MICON

REC/OTR

LED D2205

REC LED SW

Q2201

Q4212

MUTE SW

Q4202 Q4201

Q4203

Q4211

BUFFER

SW_AUDIO_OUT_R

EXT_A_MUTE

SOUND_R+

IN/OUT BLOCK DIAGRAM

REW

VOL UP

PLAY

STOP

SKIP

VOL DOWN

SKIP

OPEN/CLOSE

POWER

T-REC

LED D2206 T-REC LED

Q2203

POWER

LED D2207 POWER LED

Q2202

KEY_A

KEY_B

REMOCON_IN

TV_POWER_H

T-REC_LED

REC_LED

VCR_A_MUTE

MUTE SW

CH MUTE

MUTE SW

REAR OUT JACK

J4202

HEADPHONE JACK

J2201

SOUND_L+

SP_OUT_R

SP_OUT_L

Q4210

MUTE SW

EXT_MUTE

JACK_OUT

REAR IN JACK

J4201

FRONT_V_IN

REAR_A_IN_L

REAR_A_IN_R

REAR_V_IN

FRONT VIDEO JACK

J2202

FRONT_A_IN_L

FRONT AUDIO L JACK

J2203

FRONT_A_IN_R

FRONT AUDIO R JACK

J2204

MICON

SOUND AMP/

SURROUND

DIGITAL

COMB/FILTER

Hi-Fi/DEMODULATOR

ZERO SW

Q4204

D AUDIO

DRIVER

Q8002 COAXIAL

J8007

ZERO

SPDIF_134

DVD IN/OUT

AT+5V

P.CON+5V

P.CON+8V

REGULATOR

SW_AUDIO_OUT_L

E-7 E-8

CHROMA/IF_ IC

IC601

LA76324NM-MPB-E

MOTOR+12V

8.5V REG

REGULATOR

CHROMA/IF BLOCK DIAGRAM

AT+5.7V REG

X601

3.579545MHz

MICON

P.CON+8V

36 P.CON+5V

10V_REG.

IC602 KIA78L10F-RTF

OSD_Y

OSD_R

OSD_B

OSD_G

SCL

V.SYNC

SDA

H.SYNC

SW_C

COMB FSC

Y/C_VIDEO_Y

DVD_Y/C-Y

V.SYNC

DIGITAL

COMB/FILTER

DVD IN/OUT

Q602

PROTECT

G.OUT

CUT OFF

CP603

CLAMP OFF

B.OUT

R.OUT

ACL

V.OUT

CP602

AFC

TV_POWER_H

EMERGENCY

MICON

Q606

PROTECT MICON

Y/C/AUDIO/

HEAD AMP

P.CON+5V

H.OUT

EMERGENCY

+B DOWN

REGULATOR

EW.OUT

E-9 E-10

IN/OUT

5968

SOUND AMP IC

IC352 AN7522N

SOUND_L+

SOUND_R+

1012 4

SP_OUT_R

SP_OUT_L

SOUND AMP/SURROUND BLOCK DIAGRAM

SPEAKER

SP352

SPEAKER

SP351

TV_POWER_H

SCL

TV_A_MUTE

SDA

P.CON+8V

18 17

SURROUND_IC

IC302

AN5891SA-E1V

SW_AUDIO_OUT_L

SW_AUDIO_OUT_R

SW_AUDIO_OUT_L

MICON

REGULATOR

IN/OUT

DVD IN/OUT

SOUND +B

E-11 E-12

Hi-Fi/AUDIO/HEAD AMP/DEM IC

IC5501 AN3663FBP

HIFI_H.SW

TUNER_AUDIO

VCR_A_MUTE

V. REC_ST-H

HIFI_ENV

SCL

SDA

ST_SELECT

REAR_A_IN_L

REAR_A_IN_R

HF2

HF_COM

FSC

HF1

Y/C_AUDIO

NORMAL_A

IN/OUT

MICON

Y/C/AUDIO/

HEAD AMP

P.CON+12V

P.CON+5V

INPUT SW

AMP

RFC

OUTPUT

PNR

BPF

FM LIM

DEM

BLOCK

AMP

AGC

LOGIC

VCO-FO

ADJ

LOGIC

DBX

NOISE

REDUCTION

L/R

MIX REC

LPF VCO

Hi-Fi/DEMODULATOR BLOCK DIAGRAM

DVD_A_OUT_L

DVD_A_OUT_R DVD IN/OUT

REGULATOR

10 FRONT_A_IN_R

FRONT_A_IN_L

AUDIO_OUT_L

AUDIO_OUT_R

DIGITAL

COMB/FILTER

E-13 E-14

MICON

Y/C_VIDEO-Y

SW_C

DIGITAL COMB/FILTER BLOCK DIAGRAM

AV_SW1

AV_SW2

DVD_Y/C-C

DVD_VIDEO

JACK_OUT

AUX_V[F/R]

Y/C_VIDEO

REAR_V_IN

FRONT_V_IN

REGULATOR

CHROMA/IF

COMB FILTER IC

IC1501

LA76606M-TLM-E

18 16

AV SW IC

IC1502 MM1501XNRE

AV SW IC

IC1504 MM1501XNRE

VIDEO OUT SW IC

IC1505 MM1504XNRE

BUFFER

Q1501

COMB_FSC

BUFFER

Q1503

P.CON+5V

P.CON+12V

BUFFER

Q1502

DVD IN/OUT

Y/C/AUDIO/

HEAD AMP

IN/OUT

P.CON+8V

310 11

TU001

115-V-KA35ARH

12 14 15 17

SCL

SDA

TUNER_AUDIO Hi-Fi/DEMODULATOR

TUNER VIDEO

AFT

AT+30V

Y/C/AUDIO/

HEAD AMP

E-15 E-16

DVD IN/OUT BLOCK DIAGRAM

AUDIO SW IC

IC8001 MM1501XNRE

REGULATOR

DVD

CP8001

P.CON+6V

P.CON+A5V

DVD+3.8V

SPDIF

DVD

CP8002

DVD_RESET

ZERO

AUDIO-R

AUDIO-L

C (CVBS)

12 CVBS

P.CON+6V_DH

P.CON+5V_D

DVD+3.8V

SPDIF-134

DVD_RESET

MIXER IC

IC8004 NJM4580M(TE1)

AUDIO SW IC

IC8002 MM1501XNRE

Q8006, Q8007

ZERO MUTE SW

IN/OUT

AUDIO_OUT_L

AUDIO_OUT_R

DVD_A_OUT_L

DVD_A_OUT_R

P.CON+12V

AV SW1

DVD_Y/C-Y

DVD_Y/C-C

DVD_VIDEO

CHROMA/IF

Y/C/AUDIO/

HEAD AMP

ZERO

Hi-Fi/

DEMODULATOR

DVD_VIDEO

SW_AUDIO_OUT_L

SW_AUDIO_OUT_R

MICON

DIGITAL

COMB/FILTER

SOUND AMP/

SURROUND

5V (USB)

USB+5V

1DVD_H

DVD_H

E-17 E-18

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