Memorex MVDT2002SM Service Manual page 59

Color television/video cassette recorder/ dvd video player
Table of Contents

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A
B
8
C4038
0.01 B
JG001
UNREG+3.8V
JG002
JG003
BOOT2
JG004
BOOT1
D4005
R4052
JG005
DUPTD1
JG006
1SS355
DUPRD1
4.7K
JG007
DUPTD0
JG008
DUPRD0
7
JG009
P.CON+5V
R4051
R4078
4.7K
R4077
4.7K
4.7K
R4050
4.7K
R4049
FROM/TO MEMORY
4.7K
D_GND
P.CON+3.3V
6
208
207
206
3.3
HA0
SSCRXD
3.3
HA1
NC
MEMCS(1)
HA2
C4008
3.3
VDDP
HA3
HA15
0.1
F
3.0
MEMAD(15)
HA4
HA16
3.0
HA5
MEMAD(16)
HA14
3.0
HA6
MEMAD(14)
HA7
HA13
3.3
MEMAD(13)
HA8
HA12
3.3
MEMAD(12)
HA9
HD15
0
HA10
MEMDA(15)
HA11
0.5
HA11
MEMAD(11)
HA12
HD7
2.6
MEMDA(7)
HA13
0
GNDP
HA14
0
HA10
HA15
MEMAD(10)
1.9
5
HD14
HA16
MEMDA(14)
HA17
HA9
0
MEMAD(9)
HA18
0
HD6
MEMDA(6)
HA19
0
HA8
MEMAD(8)
HD13
2.1
HD0
MEMDA(13)
HD1
2.0
HD5
MEMDA(5)
HD2
0
NC
MEMAD(20)
HD3
C4010
3.3
HD4
VDDP
0.1
F
0.6
HD12
HD5
MEMDA(12)
3.3
HD6
WR
MEMWR#
HD7
HD4
2.6
MEMDA(4)
HD8
1.8
C4013
HD9
VDDC
2.7
HD11
0.1
F
HD10
MEMDA(11)
HD11
HD3
2.9
MEMDA(3)
HD12
0
HA19
MEMAD(19)
HD13
0
4
HD14
GNDC
HD10
0.5
HD15
MEMDA(10)
0
HA18
MEMAD(18)
MEMCS0
0
GNDP
RD
HD2
0.6
WR
MEMDA(2)
0
HA17
SD_A0
MEMAD(17)
SD_A1
HD9
0.6
MEMDA(9)
SD_A2
HA7
2.7
MEMAD(7)
SD_A3
2.7
HD1
SD_A4
MEMDA(1)
HA6
0.6
SD_A5
MEMAD(6)
SD_A6
HD8
0.4
MEMDA(8)
SD_A7
5.5
HA5
MEMAD(5)
SD_A8
C4014
3.3
SD_A9
VDDP
HD0
0.1 F
0.4
SD_A10
MEMDA(0)
3.3
HA4
MEMAD(4)
SD_D0
3
RD
0
MEMRD#
SD_D1
HA3
0
SD_D2
MEMAD(3)
0
HA2
SD_D3
MEMAD(2)
SD_D4
MEMCS0
3.1
MEMCS(0)#
SD_D5
3.1
HA1
MEMAD(1)
SD_D6
3.2
HA0
SD_D7
MEMAD(0)
0
SD_D8
GNDP
SD_D9
C4016 0.1 F
3.3
VDD-IP
SD_D10
3.3
C4017 0.1 F
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#
2
RAMCAS#
1K
SD_BA0
RAMDQM
RAMWE#
RAMCLK
1
A
B
G-1
C
MPEG/MICON/DSP SCHEMATIC DIAGRAM
C4096
0.001 B
C4032
0.001 B
205
204
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
208
SSCTXD
207
SSCCLK
206
DUPTD1
205
DUPRD1
MPEG/MICON/DSP/RF_AMP IC
IC4001
ZR36862PQCG
53
RAMADD(4)
54
RAMADD(3)
55
RAMADD(5)
56
RAMADD(2)
NC
2
DIGITAL AUDIO SIGNAL(PB)
C
D
E
(DVD PCB)
W848
W834
AFEGND
VDDDAC
B4018
MMZ1608R102CT
VDDAFERF
VDDPWM
+3.3V
B4001
MMZ1608R102CT
(10mA)
C4007
0.1 F
171
170
169
168
167
166
165
164
163
162
161
160
159
158
157
0
GNDDACBS2
0
R4001
GNDDACP
1.6
RSET
820 +-1%
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
Y/C
0
TP4019
158
RFN
GNDDACD
0
GNDDACD
157
RFP
W836
1.6
GCLK
1.6
C4034
R4042
120
XO
1
1.8
27MHz
VDDA
X4001
3.3
C4069_1
RESET#
100BT02701
C4035 24P CH
0
6.3V
47
KA
GNDA
C4028
0.1 F
0
GNDP
3.3
C4027 0.1 F
VDDP
3.3
HOME
IDGPCI/O(2)
PM16
JG028
GPCI/O(31)
3.3
(MIC_DET)
DJTCK / ICGPCI/O(3) / VID(0)
3.3
NC
R4019
33
(DJTDO)
DJTO / GPCI/O(30) / VID(1)
R4020
33
0
I2C_CLK
DJTDI / GPCI/O(29) / VID(2)
R4021
33
0
I2C_DAT
DJTMS / GPCI/O(28) / VID(3)
1.8
C4030
0.1 F
VDDC
0
TP4007
GNDC
R4069
(ICETCK)
GPCI/O(27)
3.3
(ICETDO)
IDGPI/O(1)
3.3
(MUTEC)
TP4010
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
TP4017
HSYNC
R4076
33
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
IABCLK
101
GNDP
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)
R4071
B4010
1.6
SPDIF
0
MMZ1608R102CT
MIC_ON
JG020
IDGPCI/O(0)
0
ICGPCI/O(0)
NC
0
GNDP
0
R4014
GPCI/O(20)
3.3
C4026
0.1 F
VDDP
100
101 102 103 104
B4006
(250mA)
MMZ1608R102CT
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D
E
F
G
D4001
LEVEL_CONVERT
1SS355
DUPTD1
Q4004
KTC3875S_Y_RTK
3.3
5.2
2.9
B4002
(120mA)
MMZ1608R102CT
B4003
(250mA)
MMZ1608R102CT
B4005
(130mA)
MMZ1608R102CT
DAC_VIDEO_C
DAC_VIDEO_B
DAC_VIDEO_D
5P CH
R4016
RESET
100
C4081 0.1 F
HOME
ML
TP4004
MC
TP4006
MD
TP4005
TP4008
D1_2
4.7K
D1_1
SYS_MUTE
TP4009
R4031
4.7K
W842
I2CCLK
R4035
I2CDAT
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
P.CON+A5V
R4026
220
ABCLK
4
3
2
1
P.CON+5V
R4027
220
ALRCLK
0
0
0
0
R4058
220
ASDATA0
REG+3.3V +1.9V IC
C4098
4
SPDIF
IC4003
10P CH
BA33E00WHFP-TR
SPDIF
150
EN
VCC2
VCC1 GND
VO1
VO2
ADJ
8
1
2
3
4
5
6
7
3.9K +-1%
4.7K
TP4024
P.CON+3.3V
TP4023
UNREG+3.8V
TP4003
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
F
G
H
8
FROM/TO AUDIO/VIDEO
SYS_MUTE
DAC_VIDEO_C
DAC_VIDEO_B
DAC_VIDEO_D
ASDATA0
7
ABCLK
ALRCLK
AMCLK
MD
MC
ML
RESET
P.CON+A5V
P.CON+5V
GND
D_GND
FROM/TO MOTOR DRIVE
6
TRAY_OPEN
TRAY_CLOSE
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
5
DVD_LD
CD_LD
SPINDLE_PWM
SLED_PWM
TRACK_PWM
FOCUS_PWM
P.CON+A5V
P.CON+3.3V
L4002
VCC+9V
ADCIN_5
ADCIN_6
W5T29X7.5X19
ADCIN_7
M_GND
D_GND
GND
FROM/TO DVD IN/OUT
C4104
4
DVD/VR 130mm
0.001 B
DVD COMBO 250mm
CD4002
(CP8001)
TP4012
TP4011
C32B3303
GND(D)
1
GND(D)
2
TX
3
TP4013
RX
4
TP4014
GND(M)
5
W850
TP4020
P.CON+9V
6
L4001
TP4021
P.CON+A5V
7
C4066
TP4022
2.2uH
UNREG+3.8V
8
0305
1
B
UNREG+3.8V
9
TP4027
3
GND(A)
10
TP4028
SPDIF
11
R4081
UNREG+3.8V
2
PCB130
VMD348
1
H
G-2

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