Toshiba MD20Q41 Service Manual page 47

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
7 JG009 P.CON+5V
R4051
R4078
4.7K
R4077
4.7K
4.7K
R4050
4.7K
R4049
FROM/TO MEMORY
4.7K
GND
P.CON+3.3V
6
208 207 206 205 204
3.3
HA0 SSCRXD
3.3
HA1
NC MEMCS(1)
HA2 C4008 3.3
VDDP
HA3
HA15 0.1 F 3.3
MEMAD(15)
HA4
HA16 3.3
HA5 MEMAD(16)
HA14 3.3
HA6
MEMAD(14)
HA7 HA13 3.3
MEMAD(13)
HA8
HA12 3.3
MEMAD(12)
HA9
HD15 3.3
HA10
MEMDA(15)
HA11 3.3
HA11
MEMAD(11)
HA12 HD7 3.3
MEMDA(7)
HA13
0
GNDP
HA14
HA10 3.3
HA15
MEMAD(10)
3.3
HD14
HA16
5 MEMDA(14)
HA17 HA9 3.3
MEMAD(9)
HA18
HD6 3.3
MEMDA(6)
HA19
HA8 3.3
MEMAD(8)
3.3
HD13
HD0
MEMDA(13)
3.3
HD1 HD5
MEMDA(5)
HD2
3.3
NC MEMAD(20)
HD3
C4010 3.3
HD4 VDDP
0.1 F 3.3
HD5 HD12
MEMDA(12)
3.3
HD6 WR
MEMWR#
HD7
HD4 3.3
MEMDA(4)
HD8
C4013 1.8
HD9 VDDC
HD11 0.1 F 3.3
HD10
MEMDA(11)
3.3
HD11 HD3
MEMDA(3)
HD12
HA19 3.3
MEMAD(19)
HD13
0
HD14 GNDC
4
HD10 3.3
HD15
MEMDA(10)
3.3
HA18
MEMAD(18)
MEMCS0
0
GNDP
RD
HD2 3.3
WR MEMDA(2)
HA17 3.3
SD_A0
MEMAD(17)
SD_A1 3.3
HD9
MEMDA(9)
SD_A2 3.3
HA7
MEMAD(7)
SD_A3
HD1 3.3
SD_A4 MEMDA(1)
HA6 3.3
SD_A5
MEMAD(6)
SD_A6 HD8 3.3
MEMDA(8)
SD_A7 3.3
HA5
MEMAD(5)
SD_A8
C4014 3.3
SD_A9 VDDP
HD0 0.1 F 3.3
SD_A10
MEMDA(0)
HA4 3.3
MEMAD(4)
SD_D0
3.3
RD
3
MEMRD#
SD_D1
HA3 3.3
SD_D2 MEMAD(3)
HA2 3.3
SD_D3
MEMAD(2)
SD_D4 MEMCS0 3.3
MEMCS(0)#
SD_D5
3.3
HA1
MEMAD(1)
SD_D6
3.3
HA0
SD_D7 MEMAD(0)
0
SD_D8
GNDP
SD_D9 C4016 0.1 F 3.3
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
BOOTSEL1
SD_D13
SD_D14 R4054
SD_D15
RAMCS0# 1K
RAMCS1# R4053
RAMRAS#
RAMCAS# 1K
2
SD_BA0 BOOTSEL2
RAMDQM
RAMWE#
RAMCLK
1
A B
G-1
C
MPEG/MICON/DSP SCHEMATIC DIAGRAM
C4096
0.001 B
C4032
0.001 B
203 202 201 200 199 198 197 196 195 194 193 192 191 190 189 188 187 186 185 184 183 182 181 180 179 178 177 176 175 174 173 172 171 170 169
160
208 SSCTXD
159
207 SSCCLK
158
206 DUPTD1
157
205 DUPRD1
MPEG/MICON/DSP/RF_AMP
IC4001
ZR36862PQCG
100
53 RAMADD(4) 101
54 RAMADD(3) 102
55 RAMADD(5) 103
56 RAMADD(2) 104
NC
2
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(DVD PCB)
B4017
MMZ1608R102CT
(W834)
(AFEGND)
4
VDDDAC
B4018
MMZ1608R102CT
VDDAFERF
VDDPWM
+1.8V
+3.3V
B4001
MMZ1608R102CT
(10mA)
C4007 0.1 F
168 167 166 165 164 163 162 161 160 159 158 157
0
GNDDACBS2
R4001
0
GNDDACP
1.3
820 +-1%
RSET
1.1
C/B/U
3.3
VDDDAC
1.2
Y/R/V
1.4
CVBS/C
3.3
A VDDDAC
1.4
CVBS/G/Y
G
Y/C
0 TP4019
RFN
GNDDACD
0
GNDDACD
RFP
2.6
1
GCLK
3.2 C4034 6P CH
XO
27MHz
1.8
VDDA
X4001
3.3
RESET#
27MHz C4035 16P CH
0
C4028 0.1 F
GNDA
0
GNDP
3.3
C4027 0.1 F
VDDP
3.3 HOME
IDGPCI/O(2)
PM16 JG028
GPCI/O(31)
R4072 10
2.9
(MIC_DET)
DJTCK / ICGPCI/O(3) / VID(0)
3.3 R4019 33
(DJTDO)
DJTO / GPCI/O(30) / VID(1)
R4020 33
3.3 I2C_CLK
DJTDI / GPCI/O(29) / VID(2)
R4021 33
3.3 I2C_DAT
DJTMS / GPCI/O(28) / VID(3)
R4047
1.8 C4030 0.1 F 33
VDDC
0
TP4007
GNDC
R4069 4.7K
(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
TP4017
3.3
HSYNC
R4076 33
3.3 TP4018
VSYNC
3.3 R4024
AIN
C4031 0.01 B
3.3 4.7K
VDDP-A2
3.3 IAMCLK R4025
AMCLK
RAMDAT(14) 0
GNDP-A2
3.3 IABCLK R4026
GNDP
ABCLK
3.3 IALRCLK R4027
ALRCLK
RAMDAT(1)
0
JG024
GPAI/O
3.3
RAMDAT(15) R4058
AOUT(0)
0 ASDATA1
TP4015
RAMDAT(0) AOUT(1)
0 ASDATA2
TP4016 3
AOUT(2)
R4071
B4010
3.3
SPDIF
0 MMZ1608R102CT
MIC_ON JG020 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
B4006 (250mA)
MMZ1608R102CT
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
D4001 1SS355
DUPTD1
3.3 5.2
LEVEL
CONVERT
2.9
Q4004
KTC3875S_Y_RTK
B4002
(120mA)
MMZ1608R102CT
B4003 (250mA)
MMZ1608R102CT
(10mA)
B4005 (130mA)
MMZ1608R102CT
DAC_VIDEO_C
DAC_VIDEO_B
DAC_VIDEO_D
R4016
RESET
P-H/I-L
100
0
C4081 0.1 F
HOME
ML
TP4004 MC
TP4006 MD
TP4005 V_SW
TP4008
D1_2
D1_1
SYS_MUTE TP4009
R4031 4.7K
I2CCLK
R4035 4.7K
I2CDAT
3.3 3.3 0 3.3
5 6 7 8
I2CDAT
SDA SCL WP VCC DUPRD1
I2CCLK
RX
M_GND
220 AMCLK
VCC+9V
GND NC NC NC L4001
P.CON+A5V
220 ABCLK
4 3 2 1
P.CON+5V 2.2uH
220 ALRCLK 0 0 0 0
0305
220 ASDATA0 TP4027
REG+3.3V +1.9V IC
C4098 TP4028
IC4003 BA33E00WHFP SPDIF
10P CH
SPDIF
EN VCC2 VCC1 GND VO1 VO2 ADJ R4081
8
1 2 3 4 5 6 7
3.9K +-1%
0.8
2.5 4.2 4.2 0 3.3 1.8
TP4024
P.CON+3.3V UNREG+3.8V
TP4023
UNREG+3.8V
TP4003
CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR
F G
MD20Q41/MD20Q41C
H
8
FROM/TO AUDIO/VIDEO
SYS_MUTE
V_SW
DAC_VIDEO_C
DAC_VIDEO_B
ASDATA0
7
ABCLK
ALRCLK
AMCLK
MD
MC
ML
P-H/I-L
RESET
P.CON+5V
GND
GND
FROM/TO MOTOR DRIVE
TRAY_OPEN
6
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/CD
VR_DVD/CD
5
DVD_LD
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
FROM/TO REGULATOR
M_GND
GND
GND
4
DVD/VR 130mm
DVD COMBO 250mm
TP4012 TP4011
CD4002 (CP8001)
C32B2202
GND(D) 1
2
GND(D)
TX 3
TP4013
(W850)
RX 4
TP4014
GND(M) 5
TP4020
P.CON+9V 6
TP4021
P.CON+A5V 7
C4066
TP4022
P.CON+3.8V 8
1 B
9
P.CON+3.8V
3
GND(A) 10
SPDIF 11
2
PCB130
DMD020
1
H
G-2