Toshiba MW24F52 Service Manual
/
FILE NO. 810-200641GR
SERVICE MANUAL
COLOR TELEVISION/
VIDEO CASSETTE RECORDER
DVD VIDEO PLAYER
MW24F52
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.
DOCUMENT CREATED IN JAPAN, May, 2006 GREEN
1
7
5
11
2
1
3
2
1
9
5
10
13
11
8
6
12
9
3
10
E-2
+5V
USB_DP
USB_DN
USB CONNECTOR
CP5903
POWER SW
AT+5.2V
AT+5.2V
DVD IN/OUT
CD4002
IC5901
RT9702-PB
IC4004
REG+1.8V
BA00BC0WFP-E2
TX
RX
P.CON+3.8V
P.CON+A5V
P.CON+6V
P.CON+3.8V
SPDIF
IC4003
REG+3.3V
BA00BC0WFP-E2
3.3V
DVD_H
DVD RESET
DVD IN/OUT
CP8101
CVBS
C (CVBS)
Y
DAC_B, C, D
AUDIO-L
AUDIO-R
ZERO
DVD AUDIO R
DVD AUDIO L
SDA0~SDA11
IC4005
64M SDRAM
M12L64164A-7TG
DVD BLOCK DIAGRAM
IC4007
70-4C-EKE
FLASH 16M
SST39VF1601-
HA0~HA20,
SDD0~SDD15
HD0~HD15
IC4001
ZR36886HLCG
MPEG/MICON/DSP/RF_AMP/HDMI
SPINDLE, SLED_PWM
TRACK, FOCUS_PWM
SPDL_SENS+/–
DRVSB, TRAY_OPEN/CLOSE
IC2301
MOTOR DRIVE
LA6565VR-TLM-E
MD, MC, ML
ASDATA0,
AMCLK,
ABCLK,
ALRCLK
IC8102
STEREO DAC
PCM1753DBQR
DVD/CD, DVD_LD, CD_LD, VC
RF, A, B, C, D, E, F , DVD/CDPD
Pick up
DVD LOADER
DM3S
Loading
HOME, TIN SW, TOUT SW
Spindle/
Sled
Motor
Motor
TR+/–, FO+/–
SPDL+/–, SLED+/–
LD+/–
E-1
MICON
MICON
DIGITAL
COMB/FILTER
CHROMA/IF
Hi-Fi/
DEMODULATOR
REGULATOR
DVD IN/OUT
E-4
MICON
Y/C_CLK
Y/C_CS
Y/C_DATA
DECODER
DETAL
ENH
NL
EMPHA
WC
DC
FM
MOD
REC
FM-EQ
H.SW
H
L
22
CLAMP
V/I
CONV
KIL
AGC
P
P
C-LPF
AMP
21
R
R
Y-LPF
H
555453
SERIAL
BUFFER
Q4509
37
CLAMP
39
OUT
DRIVER
41
BUFFER
Q4507
Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM
X4501
3.579545MHz
PULL
49
VX01
TIMMING CCD
50
36
VCA
YNR/
3.58M
Main
B-UP
R
P
H.AMP
34
CLAMP
COMB
BPF2
CONV
AMP
GCA
L
SW
H. AMP_SW1
C. ROTARY
VCR_A_MUTE
H. SW
ENV. DET
58
57
59
MUTE
AUDIO
C ROT
H.AMP SW
1/2
NC1
N.L.
DEEM
3.58M
P
ACC
P
R
FM
BPF1
AMP
AGC
R
PB
AMP
KIL
B.D.
DELAY
H
Y/C MIX
PB
FM-EQ
H.SW
L
RF SW IN
FBC
P
SUB
LPF
LINE
FM
DEM
DOUBLE
LIM
PB
PHASE-EQ
ENV DET
R
V-AGC
AMP
LPF
REC AMP
VIDEO OUT
COMP
DUMMY_V. SYNC
24
60
OUT
COMP
Chara
INS.
R
P
ALC
R
ALC
DET
P
Y/C_VIDEO
Q4511
26
6dB
SYNC
SEP
MUTE
EQ
AMP
PB.EE
AUTO BIAS
AUX_V[F/R]
Y/C_VIDEO
TUNER_VIDEO
BUFFER
28
30
32
80
10
2
3
4
5 78 76
11
BIAS CTL
Q4505
V SYNC
2
FSC
NORMAL_A
Y/C_AUDIO
BIAS OSC
Q4504
1
3
P.CON+5V
DVD_VIDEO
Q4503
CTL+
CTL-
V.REC_ST_H
SW
Y/C/AUDIO/HEAD AMP IC
IC4501
LA71205M-MPB
67
66
CP4501
65
EP/LP-CH2 (L)
EP/LP_COM
SP-CH2 (L)
EP/LP-CH1 (R)
3
2
4
1
72
SP-CH1 (R)
SP_COM
5
6
CYL
73
HF2 (L)
HF_COM
7
8
74
HF1 (R)
9
9
HF1
HF2
HF_COM
Hi-Fi/
DEMODULATOR
7
FE HEAD (HOT)
1
CP4503
8
6
FE HEAD (GND)
2
FE HEAD
AMP
Q4506
L4502
COIL, BIAS OSC
5
CTL+
AUDIO REC
AUDIO PB
4
5
6
CP4502
HEAD
AUDIO
CTL-
AE HEAD(+)
2
3
CONTROL
4
AE HEAD(-)
1
AUDIO PB SW
Q4501, Q4502
E-3
E-6
IN/OUT
VCR_A_MUTE
V.REC_ST_H
VCR_A_MUTE
TV_POWER_H
56
TV_POWER_ON-H
Hi-Fi/DEMODULATOR
SCL
SDA
ST_SELECT
HIFI_H.SW
HIFI_ENV
26
87
49
88
CVIN
HIFI ENV
HIFI H.SW
ST SELECT
VIDEO OUT
X102
14.31818MHz
38
37
OSCI
OSC0
DUMMY_V.SYNC
Y/C VIDEO
H.SW
50
23
24
CVN2
H.SW
DUMMY.V.SYNC
Y/C_CS
C.ROTARY
VCR_A_MUTE
54
98
12
Y/C CS
C_ROTARY
VCR.A.MUTE
Y/C/AUDIO/
HEAD AMP
ENV.DET
H.AMP_SW1
V.REC_ST-H
93
89
99
ENV.DET
H.AMP SW1
V.REC START-H
CTL+
74
CTL(+)
CTL-
75
CTL(-)
Y/C_DATA
Y/C_CLK
13
11
Y/C CLK
Y/C DATA
COMP
100
COMP
TV
POWER FAIL
BUFFER
Q114
1
POWER FAIL
DIGITAL
SCL
DEGAUSS_H
SDA
60
DEGAUSS
CHROMA/IF
COMB/FILTER
PROTECT
SCL
AFT
18
85
94
SCL
AFT
PROTECT
SDA
EEP ROM IC
IC199
AT24C04N-10SU-2.7
SW101
17
SDA
SCL
6
TAB SW
97
TAB SW
SDA
5
IC103
PST3231NR
TV_POWER_H
SYSTEM
RESET IC
1
25
RESET
CHROMA/IF
OSD_G
OSD_R
EMERGENCY
62
61
86
R
G
EMERGENCY
OSD_Y
OSD_B
63
B
BLK 59
H.SYNC
V.SYNC
45
46
VSYNC
HSYNC
SOUND AMP/
SURROUND
SDA
SCL
TV_A_MUTE
TV_POWER_H
20
TV_MUTE
VCR_POWER_ON-H
AV_SW1
DVD_H
7
Q116
AV_SW2
35
AV_SW
AV_SW1
AV_SW2
DIGITAL
COMB/FILTER
27
MICON BLOCK DIAGRAM
SYSCON/TIMER/SERVO IC
IC101 OEC8078A
92
VCR_POWER_H
REGULATOR
RX15
DVD_H
TX16
DVD_H
AV_SW1
X0
41
RX
XI
DVD RESET95
40
X101
32.768KHz
TX
DVD RESET
DVD IN/OUT
REC/OTR LED
EXT_A_MUTE
T-REC LED
9
91
90
REC_LED
T-REC_LED
EXT_A_MUTE
KEY-B
EXT_MUTE
KEY-A
6
81
80
KEY-B
KEY-A
EXT_MUTE
IN/OUT
REMOCON IN
BOT
5
79
REGULATOR
AT+5V
REMOCON_IN
EOT
CENT_LED_CTL
84
29
CENT LED SW
CENT LED
D101
REEL SENS
P.CON+5V_C
2 1
2 1
Q102
EOT SENSOR
Q103
BOT SENSOR
Q101
Q107
4 3
4 3
REEL SENS
Q108
REEL-T3
REEL-S
4
11 CYL FG/PG
CP101
CYL SPEED UP
CYL_FG/PG
DRUM PWM
34
58
65
LDM CTL
CAP CTL
I LIMIT
5
9
12 CYL DRIVE
10
CAPSTAN
LDM CTL78
CAP FG
CAP.M F/R
1
4
DD UNIT
CAP PWM33CAP LIMIT
CAP FULL
32
LD/CY_VCO
2 CAP VCO
8
FGF
CAP_F/R
67
21
64
AT+12V
MS SEN-B
MS SEN-A
82
83
MS_SEN A
Q105
1
12
2
MS_SEN B
Q104
P.CON+5V_C
REGULATOR
34
4
3
AT+5V
E-5
MICON
VCR_A_MUTE
EXT_A_MUTE
MUTE SW
Q4201
EXT_MUTE
SW_AUDIO_OUT_R
SOUND AMP/
SURROUND
SW_AUDIO_OUT_L
SOUND_R+
SOUND_L+
SP_OUT_L
SP_OUT_R
DIGITAL
COMB/FILTER
JACK_OUT
REAR_V_IN
FRONT_V_IN
REAR_A_IN_R
REAR_A_IN_L
Hi-Fi/DEMODULATOR
FRONT_A_IN_L
E-8
FRONT_A_IN_R
MUTE SW
Q4202
REAR OUT JACK
IN/OUT BLOCK DIAGRAM
VOL DOWN
OPEN/CLOSE
Q4203
J4202
VOL UP
MUTE SW
CH MUTE
Q4211
235
J2201
HEADPHONE JACK
SKIP
STOP
3
PLAY
4
265
SKIP
POWER
7
Q4212
MUTE SW
Q4210
REC LED SW
Q2201
REC/OTR
LED D2205
BUFFER
SW
T-REC LED
Q2203
Q2202
T-REC
LED D2206
6
J4201
REAR IN JACK
SW
POWER LED
4
3
2
FRONT VIDEO JACK
2
J2202
2
J2203
FRONT AUDIO L JACK
J8007
COAXIAL
2
J2204
FRONT AUDIO R JACK
2
REW
PLAY
STOP/EJECT
FF
REC/OTR
CH.DOWN
CH.UP
KEY_A
KEY_B
LED D2207
MICON
POWER
OS2201
2
1
REMOCON_IN
TV_POWER_H
REC_LED
T-REC_LED
Q4204
ZERO SW
Q8002
ZERO
DVD IN/OUT
DRIVER
D AUDIO
SPDIF_134
AT+5V
P.CON+5V
REGULATOR
P.CON+8V
E-7
E-10
MICON
PROTECT
REGULATOR
P.CON+5V
PROTECT
Q602
X601
3.579545MHz
36
35
AT+5.7V REG
10V_REG.
5
REGULATOR
TV
P.CON+8V
8.5V REG
MOTOR+12V
3
1
IC602 KIA78L10F-RTF
21
11
13
TV
CP603
25
3
1
R.OUT
CUT OFF
16
14
5
4
B.OUT
G.OUT
15
6
CLAMP OFF
19
TV
CP602
23610
3
1
2
AFC
TV_POWER_H
V.OUT
4
ACL
6
7
H.OUT
P.CON+5V
8
9
5
+B DOWN
EW.OUT
EMERGENCY
CHROMA/IF BLOCK DIAGRAM
CHROMA/IF_ IC
IC601
LA76324NM-MPB-E
60
57
56
54
55
12
50
59
51
7
40
30
32
SW
Q606
R
OSD_
OSD_G
V.SYNC
HEAD AMP
Y/C/AUDIO/
OSD_Y
OSD_B
V.SYNC
MICON
SDA
SCL
H.SYNC
SW_C
COMB FSC
DIGITAL
DVD_Y/C-Y
Y/C_VIDEO_Y
DVD IN/OUT
COMB/FILTER
EMERGENCY
TV_POWER_H
MICON
E-9
E-12
IN/OUT
SP_OUT_R
SP_OUT_L
SOUND_L+
SOUND_R+
SP352
SP351
SPEAKER
SPEAKER
1012 4
19
16
2
IN/OUT
SW_AUDIO_OUT_L
SW_AUDIO_OUT_R
3
30
IC302
AN5891SA-E1V
SURROUND_IC
DVD IN/OUT
SW_AUDIO_OUT_R
SW_AUDIO_OUT_L
17
18
31
968
5
SOUND AMP/SURROUND BLOCK DIAGRAM
SOUND AMP IC
IC352 AN7522N
1
SOUND +B
TV
TV_A_MUTE
TV_POWER_H
MICON
SCL
SDA
P.CON+8V
REGULATOR
E-11
E-14
DVD IN/OUT
DVD_A_OUT_L
DVD_A_OUT_R
AUDIO_OUT_L
AUDIO_OUT_R
4
2
1
IN/OUT
FRONT_A_IN_R
FRONT_A_IN_L
3
15
10
REAR_A_IN_L
REAR_A_IN_R
9
14
53
DIGITAL
MICON
COMB/FILTER
VCR_A_MUTE
TUNER_AUDIO
NC
30
57
59
48
V. REC_ST-H
29
HIFI_H.SW
HIFI_ENV
27
28
SCL
SDA
ST_SELECT
36
56
43
42
VCO
LPF
REC
INPUT SW
L/R
MIX
AGC
AMP
Hi-Fi/DEMODULATOR BLOCK DIAGRAM
Hi-Fi/AUDIO/HEAD AMP/DEM IC
IC5501 AN3663FBP
AMP
22
24
RFC
AMP
AMP
DEM
BLOCK
SW
OUTPUT
21
PNR
BPF
ADJ
VCO-FO
LOGIC
45
FM LIM
62
DBX
NOISE
REDUCTION
61
LOGIC
51
25
58
40
HF1
HF2
HF_COM
HEAD AMP
Y/C/AUDIO/
FSC
Y/C_AUDIO
NORMAL_A
P.CON+5V
REGULATOR
P.CON+12V
E-13
E-16
CHROMA/IF
COMB_FSC
Y/C_VIDEO-Y
SW_C
DVD IN/OUT
DVD_VIDEO
DVD_Y/C-C
Y/C/AUDIO/
HEAD AMP
AUX_V[F/R]
Y/C_VIDEO
2
3
2
3
IN/OUT
FRONT_V_IN
REAR_V_IN
2
JACK_OUT
3
Hi-Fi/DEMODULATOR
TUNER_AUDIO
AV SW IC
IC1502 MM1501XNRE
DIGITAL COMB/FILTER BLOCK DIAGRAM
BUFFER
Q1502
Q1501
5
6
11
COMB FILTER IC
16
18
IC1501
3
LA76606M-TLM-E
6
BUFFER
4
1
AV SW IC
IC1504 MM1501XNRE
BUFFER
Q1503
6
4
1
TU001
115-V-KA35ARH
6
VIDEO OUT SW IC
IC1505 MM1504XNRE
17
15
14
12
10 11
3
4
1
P.CON+5V
P.CON+12V
REGULATOR
AT+30V
P.CON+8V
TUNER VIDEO
HEAD AMP
Y/C/AUDIO/
AV_SW2
SCL
AV_SW1
MICON
SDA
AFT
E-15
E-18
DVD_H
AV SW1
MICON
TX
DVD_RESET
RX
USB+5V
REGULATOR
P.CON+12V
DVD+3.8V
P.CON+5V_D
P.CON+6V_DH
IN/OUT
ZERO
SPDIF-134
Hi-Fi/
DEMODULATOR
AUDIO_OUT_L
AUDIO_OUT_R
DVD_A_OUT_R
DVD_A_OUT_L
DIGITAL
COMB/FILTER
CHROMA/IF
DVD_Y/C-Y
DVD_Y/C-C
DVD_VIDEO
Y/C/AUDIO/
HEAD AMP
DVD_VIDEO
SOUND AMP/
SURROUND
SW_AUDIO_OUT_R
SW_AUDIO_OUT_L
DVD IN/OUT BLOCK DIAGRAM
6
2
3
1
AUDIO SW IC
4
IC8001 MM1501XNRE
ZERO MUTE SW
Q8006, Q8007
6
2
3
1
AUDIO SW IC
IC8002 MM1501XNRE
MIXER IC
4
7
IC8004 NJM4580M(TE1)
5
1
3
DVD
CP8001
5V (USB)
5V (USB)
1
2
TX
RX
P.CON+6V
P.CON+A5V
9
8
5
6
DVD+3.8V
DVD+3.8V
10
11
SPDIF
13
DVD
DVD_H
1
CP8002
ZERO
DVD_RESET
234
AUDIO-L
AUDIO-R
6
Y
8
CVBS
C (CVBS)
10
12
E-17
E-20
AT+5V
MICON
AT+12V
DVD_H
BACKUP+5V
P.CON+5V_C
VCR_POWER_H
IN/OUT
P.CON+5V
P.CON+8V
AT+5V
21 4
Hi-Fi/DEMODULATOR
P.CON+5V
P.CON+12V
BUFFER
Q3001
Y/C/AUDIO/HEAD AMP
P.CON+5V
DIGITAL
P.CON+12V
P.CON+5V
COMB/FILTER
P.CON+8V
+30V
SW
Q3011
P.CON+12V
USB+5V
DVD IN/OUT
P.CON+6V_DH
DVD+3.8V
P.CON+5V_D
P.CON+5V
P.CON+5V_C SW
Q3010
CHROMA/IF
P.CON+8V
8.5V REG
AT5.7V REG
SOUND AMP/SURROUND
P.CON+8V
REGULATOR BLOCK DIAGRAM
BACKUP+5V
Q3014
AT+5V OUT
Q3003
P.CON+6V_D OUT IC
IC3002
KIA278R06PI
21 4
P.CON+5V_D OUT IC
IC3001
KIA278R05PI
21 4
P.CON+5V OUT IC
IC3004
KIA278R05PI
21 4
P.CON+5V_A OUT IC
IC3003
KIA278R05PI
Q3015
BUFFER
P.CON+8V SW
Q3002
P.CON+12V
Q3007
SW
UNREG+5V
UNREG+8V
MOTOR+12V
TV
+B
E-19
CHROMA/IF
MOTOR+12V
MOTOR+12V
REGULATOR
UNREG+8V
+B
MICON
UNREG+5V
DEGAUSS_H
POWER_FAIL
SOUNDAMP/
SURROUND
SOUND +B
1
3
R.OUT
CUT OFF
CHROMA/IF
CP603B
5
4
G.OUT
B.OUT
Q806, Q807
6
CLAMP OFF
BLUE AMP
V801
E-22
CRT
DRIVE
RELAY
TV BLOCK DIAGRAM
Q1702
CURRENT DET
Q406
TRANSFORMER
SWITCHING
D1705, D1706,
D1710, D1711
T1701
GREEN AMP
Q804, Q805
RED AMP
Q802, Q803
SW
Q408
11
17
18
10
14
1
7
6
J801
DY
5 2
8
6
7
FB401
Q403
T401
F
F
1
FL OUT
2
5
S
FBT
3
HV
7
9
2
3
11
DEGAUSS RELAY
RY1701
1
2
4
3
L1703
DEGAUSS COIL
AC IN
F1701
Q1705, Q1706
IC1701
FEED BACK
PS2561AL1-1-V(W)
IC1702
KIA431A-AT
SWITCHING
FEED BACK
SWITCHING
3
2
3
1
+B ADJ.
VR1701
V.OUTPUT IC
IC401 LA78041
7
1
H.DRIVE
Q401
H_VOLT_SW
Q409
H_VOLT_SW
Q407
V.OUT
1
CP602B
H.OUT
6
P.CON+5V
TV_POWER_H
2
7
AFC
3
EMERGENCY
ACL
8
4
+B DOWN
9
EW_OUT
5
PIN DRIVE
Q410, Q404,Q405, Q402
E-21
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