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Toshiba VTD21FQR Service Manual page 6

Combination 21" flat tv and dvd video player tele text

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A
B
8
C4038
0.01 B
JG001
UNREG+3.8V
JG002
JG003
BOOT2
JG004
BOOT1
D4005
JG005
R4052
DUPTD1
JG006
1SS355
DUPRD1
4.7K
JG007
DUPTD0
JG008
DUPRD0
JG009
P.CON+5V
7
R4051
R4078
4.7K
R4077
4.7K
4.7K
R4050
4.7K
FPCCLK
R4049
FROM/TO MEMORY
4.7K
(D_GND)
GND
FPCDOUT
P.CON+3.3V
208
207
206
205
204
6
PM15
3.3
HA0
SSCRXD
3.3
HA1
MEMCS(1)
NC
C4008
HA2
3.3
VDDP
HA3
HA15
0.1
F
3.0
MEMAD(15)
HA4
HA16
3.0
HA5
MEMAD(16)
3.0
HA6
HA14
MEMAD(14)
HA7
HA13
3.3
MEMAD(13)
HA8
HA12
3.3
MEMAD(12)
HA9
0
HD15
HA10
MEMDA(15)
HA11
0.5
HA11
MEMAD(11)
HA12
HD7
2.6
MEMDA(7)
HA13
0
GNDP
HA14
0
HA10
HA15
MEMAD(10)
HD14
1.9
HA16
MEMDA(14)
0
HA17
HA9
5
MEMAD(9)
HA18
0
HD6
MEMDA(6)
HA19
HA8
0
MEMAD(8)
2.1
HD13
HD0
MEMDA(13)
2.0
HD1
HD5
MEMDA(5)
HD2
0
NC
MEMAD(20)
HD3
C4010
3.3
HD4
VDDP
HD12
0.1
F
0.6
HD5
MEMDA(12)
HD6
WR
3.3
MEMWR#
HD7
2.6
HD4
MEMDA(4)
HD8
C4013
1.8
HD9
VDDC
HD11
0.1
F
2.7
HD10
MEMDA(11)
2.9
HD11
HD3
MEMDA(3)
HD12
HA19
0
MEMAD(19)
HD13
0
HD14
GNDC
0.5
HD10
HD15
4
MEMDA(10)
HA18
0
MEMAD(18)
MEMCS0
0
GNDP
RD
0.6
HD2
WR
MEMDA(2)
HA17
0
SD_A0
MEMAD(17)
SD_A1
HD9
0.6
MEMDA(9)
SD_A2
2.7
HA7
MEMAD(7)
SD_A3
HD1
2.7
SD_A4
MEMDA(1)
0.6
SD_A5
HA6
MEMAD(6)
0.4
SD_A6
HD8
MEMDA(8)
SD_A7
HA5
5.5
MEMAD(5)
SD_A8
C4014
3.3
SD_A9
VDDP
0.4
HD0
0.1 F
SD_A10
MEMDA(0)
HA4
3.3
MEMAD(4)
SD_D0
0
RD
MEMRD#
SD_D1
0
HA3
3
SD_D2
MEMAD(3)
HA2
0
SD_D3
MEMAD(2)
SD_D4
3.1
MEMCS0
MEMCS(0)#
SD_D5
3.1
HA1
MEMAD(1)
SD_D6
HA0
3.2
SD_D7
MEMAD(0)
0
SD_D8
GNDP
3.3
SD_D9
C4016 0.1 F
VDD-IP
SD_D10
C4017 0.1 F
3.3
VDDP
SD_D11
SD_D12
53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
SD_D13
SD_D14
R4054
SD_D15
RAMCS0#
1K
RAMCS1#
R4053
RAMRAS#
RAMCAS#
1K
SD_BA0
2
RAMDQM
RAMWE#
RAMCLK
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
H-1
C
MPEG/MICON/DSP/RF_AMP SCHEMATIC DIAGRAM
C4096
0.001
B
C4032
0.001
B
203
202
201
200
199
198
197
196
195
194
193
192
191
190
189
188
187
186
185
184
183
182
181
180
179
178
177
176
175
174
173
172
171
170
208
SSCTXD
207
SSCCLK
206
DUPTD1
205
DUPRD1
MPEG/MICON/DSP/RF_AMP
IC4001
ZR36862PQCG
53
RAMADD(4)
54
RAMADD(3)
55
RAMADD(5)
56
RAMADD(2)
NC
2
ATTENTION
NOTE:THE DC VOLTAGE EACH PART WAS
:LES PIECES REPAREES PAR UN
MEASURED WITH THE DIGITAL TESTER
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DURING PLAYBACK.
DANS LA NOMENCLATURE DES PIECES
C
D
E
(DVD PCB)
W806
W834
AFEGND
VDDDAC
B4018
MMZ1608R102CT
VDDAFERF
VDDPWM
+1.8V
+3.3V
B4001
MMZ1608R102CT
(10mA)
0.1
F
C4007
169
168
167
166
165
164
163
162
161
160
159
158
157
0
GNDDACBS2
R4001
0
GNDDACP
1.6
820
+-1%
RSET
1.6
C/B/U
3.3
VDDDAC
1.6
Y/R/V
1.6
CVBS/C
3.3
160
A
VDDDAC
1.6
CVBS/G/Y
159
G
1.2
TP4019
Y/C
0
158
RFN
GNDDACD
0
X4001
GNDDACD
157
RFP
1.6
W836
100BT02701
GCLK
C4034
5P CH
1.6
R4042
120
XO
1
27MHz
1.8
VDDA
3.3
C4069_1
RESET#
C4035
24P CH
0
6.3V
47
GNDA
C4028
0.1 F
0
KA
GNDP
3.3
C4027 0.1 F
VDDP
3.3
HOME
IDGPCI/O(2)
JG028
0
PM16
GPCI/O(31)
3.3
(MIC_DET)
DJTCK / ICGPCI/O(3) / VID(0)
NC
R4019
33
3.3
(DJTDO)
DJTO / GPCI/O(30) / VID(1)
0
R4020
33
I2C_CLK
DJTDI / GPCI/O(29) / VID(2)
R4021
33
0
I2C_DAT
DJTMS / GPCI/O(28) / VID(3)
1.8
C4030
VDDC
0
0.1
F
TP4007
GNDC
R4069
4.7K
0
(ICETCK)
GPCI/O(27)
3.3
(ICETDO)
IDGPI/O(1)
3.3
(MUTEC)
TP4010
W842
ICGPCI/O(2)
3.3
(ICETMS)
GPCI/O(26)
C4029 0.1 F
3.3
VDDP
3.3
(PM11)
JG021
ICGPCI/O(1)
0
GNDP
R4073
33
3.3
TP4017
HSYNC
R4076
33
3.3
TP4018
VSYNC
3.3
R4024
AIN
C4031
0.01 B
3.3
4.7K
VDDP-A2
1.7
IAMCLK
AMCLK
100
RAMDAT(14)
0
GNDP-A2
1.7
101
GNDP
IABCLK
ABCLK
1.6
IALRCLK
ALRCLK
102
RAMDAT(1)
0
JG024
GPAI/O
103
RAMDAT(15)
1.1
AOUT(0)
0
ASDATA1
TP4015
104
RAMDAT(0)
AOUT(1)
0
ASDATA2
TP4016
AOUT(2)
B4010
R4071
1.6
SPDIF
0
MIC_ON
JG020
MMZ1608R102CT
150
IDGPCI/O(0)
0
(PM1)
ICGPCI/O(0)
NC
0
GNDP
0
R4014
4.7K
GPCI/O(20)
3.3
C4026
0.1 F
VDDP
100
101 102 103 104
(250mA)
B4006
MMZ1608R102CT
CAUTION
ETANT
:SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D
E
F
G
D4001
1SS355
LEVEL_CONVERT
DUPTD1
Q4004
3.3
5.2
2SC2412K
2.9
B4002
(120mA)
MMZ1608R102CT
B4003
(250mA)
MMZ1608R102CT
B4005
(130mA)
MMZ1608R102CT
DAC_VIDEO_C
DAC_VIDEO_B
DAC_VIDEO_D
R4016
RESET
100
C4081
0.1 F
HOME
ML
TP4004
MC
TP4006
MD
TP4005
TP4008
D1_2
D1_1
SYS_MUTE
TP4009
R4031
4.7K
I2CCLK
I2CDAT
R4035
4.7K
STBY_L
3.2
3.2
0
3.3
5
6
7
8
I2CDAT
SDA
SCL
WP
VCC
DUPRD1
I2CCLK
RX
3
M_GND
R4025
220
AMCLK
VCC+9V
GND
NC
NC
NC
L4001
P.CON+A5V
R4026
220
ABCLK
4
3
2
1
2.2uH 0305
P.CON+5V
R4027
220
ALRCLK
0
0
0
0
R4058
220
ASDATA0
REG+3.3V +1.9V
C4098
TP4028
4
SPDIF
IC4003
BA33E00WHFP-TR
10P CH
SPDIF
EN
VCC2
VCC1 GND
VO1
VO2
ADJ
R4081
8
1
2
3
4
5
6
7
0.8
3.9K
+-1%
5.0
3.6
3.6
0
3.3
1.8
DVD-H
TP4024
P.CON+3.3V
UNREG+3.8V
TP4023
UNREG+3.8V
TP4003
DIGITAL AUDIO SIGNAL(PB)
ARE
F
G
H
8
FROM/TO AUDIO/VIDEO
SYS_MUTE
DVD-H
DAC_VIDEO_C
DAC_VIDEO_B
DAC_VIDEO_D
ASDATA0
ABCLK
ALRCLK
AMCLK
MD
7
MC
ML
RESET
P.CON+A5V
P.CON+5V
GND
(GND,D_GND)
FROM/TO MOTOR DRIVE
TRAY_OPEN
TRAY_CLOSE
6
HOME
TOUT_SW
TIN_SW
DVD_CD
DRVSB
RF
OPU_A
OPU_B
OPU_C
OPU_D
OPU_E
OPU_F
VC
SPDL_SENS-
SPDL_SENS+
VR_DVD
VR_CD
DVD_LD
5
CD_LD
SPINDLE_PWM
SLED_PWM
TRACK_PWM
FOCUS_PWM
P.CON+A5V
P.CON+3.3V
VCC+9V
L4002
ADCIN_5
ADCIN_6
W5T29X7.5X19
ADCIN_7
M_GND
FROM/TO POWER
GND
(GND,D_GND)
DVD/VR 130mm
C4104
4
DVD COMBO 250mm
0.001
B
TP4011
CD4002
(CP8001)
TP4012
C32B2203
GND(D)
1
GND(D)
2
TX
3
TP4013
RX
4
TP4014
GND(M)
5
TP4020
W850
P.CON+9V
6
TP4021
P.CON+A5V
7
C4066
TP4022
UNREG+3.8V
8
TP4027
1
B
UNREG+3.8V
9
GND(A)
10
3
SPDIF
11
2
PCB130
DME031
1
H
H-2

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