Toshiba MD20Q42 Service Manual page 41

A B
C4038
8
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
JG009 P.CON+5V
7
R4051
R4078
4.7K
R4077
4.7K
4.7K
FROM/TO MEMORY
GND
P.CON+3.3V
208 207 206 205 204
3.3
6
HA0 SSCRXD
3.3
HA1
NC MEMCS(1)
C4008
HA2 3.3
VDDP
HA3
HA15 0.1 F 3.3
MEMAD(15)
HA4
HA16 3.3
HA5 MEMAD(16)
3.3
HA6 HA14
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)
HD14 3.3
HA16
MEMDA(14)
HA17 3.3
HA9
MEMAD(9)
5
HA18 3.3
HD6
MEMDA(6)
HA19
HA8 3.3
MEMAD(8)
HD13 3.3
HD0
MEMDA(13)
HD1 3.3
HD5
MEMDA(5)
HD2 3.3
MEMAD(20)
HD3 C4010 NC
3.3
HD4 VDDP
HD12 0.1 F 3.3
HD5
MEMDA(12)
HD6 WR 3.3
MEMWR#
HD7 3.3
HD4
MEMDA(4)
HD8
1.8
C4013
HD9 VDDC
HD11 0.1 F 3.3
HD10
MEMDA(11)
HD11 HD3 3.3
MEMDA(3)
HD12
3.3
HA19
MEMAD(19)
HD13
0
HD14 GNDC
HD10 3.3
HD15
MEMDA(10)
4
HA18 3.3
MEMAD(18)
MEMCS0
0
GNDP
RD
3.3
HD2
WR MEMDA(2)
3.3
HA17
SD_A0
MEMAD(17)
SD_A1 HD9 3.3
MEMDA(9)
SD_A2
HA7 3.3
MEMAD(7)
SD_A3
3.3
HD1
SD_A4 MEMDA(1)
3.3
HA6
SD_A5
MEMAD(6)
SD_A6 HD8 3.3
MEMDA(8)
SD_A7
HA5 3.3
MEMAD(5)
SD_A8
3.3
C4014
SD_A9 VDDP
3.3
HD0 0.1 F
SD_A10
MEMDA(0)
HA4 3.3
MEMAD(4)
SD_D0
RD 3.3
MEMRD#
SD_D1
3.3
HA3
3 SD_D2 MEMAD(3)
3.3
HA2
SD_D3
MEMAD(2)
3.3
SD_D4 MEMCS0
MEMCS(0)#
SD_D5
HA1 3.3
MEMAD(1)
SD_D6
HA0 3.3
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
BOOTSEL1
SD_D13
SD_D14 R4054
SD_D15
RAMCS0# 1K BOOTSEL2
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
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 IC
IC4001
ZR36862PQCG-B
100
53 RAMADD(4) 101
54 RAMADD(3) 102
55 RAMADD(5) 103
56 RAMADD(2) 104
NC NC
2
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(DVD PCB)
W837
(W834)
(AFEGND)
VDDDAC
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
TP4019
Y/C
0
RFN
GNDDACD
0
GNDDACD
RFP
W836
2.6 C4034 6P CH
1
GCLK
3.2
XO
1.8 27MHz
VDDA
X4001
3.3
RESET# 100GT02720
C4035 18PCH
0
GNDA C4028 0.1 F
0
GNDP
3.3 C4027 0.1 F
VDDP
3.3
HOME JG028
IDGPCI/O(2)
PM16
GPCI/O(31)
R4072 10
2.9 (MIC_DET)
DJTCK / ICGPCI/O(3) / VID(0)
R4019 33
3.3 (DJTDO)
DJTO / GPCI/O(30) / VID(1)
3.3 R4020 33
I2C_CLK
DJTDI / GPCI/O(29) / VID(2)
3.3 R4021 33
I2C_DAT
DJTMS / GPCI/O(28) / VID(3)
1.8 C4030 0.1 F
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 JG021
VDDP
3.3
(PM11)
ICGPCI/O(1)
0
GNDP
3.3 TP4017
HSYNC
3.3 TP4018
VSYNC
3.3
R4024
AIN
3.3 C4031 0.01 B
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
RAMDAT(15) 3.3 R4058
AOUT(0)
0
ASDATA1 TP4015
RAMDAT(0) AOUT(1)
0
ASDATA2
TP4016 4
AOUT(2)
R4071
B4010
3.3
SPDIF
0 MIC_ON MMZ1608R102CT
JG020 150
IDGPCI/O(0)
0 (PM1)
ICGPCI/O(0)
0
GNDP
0
R4014 4.7K
GPCI/O(20)
3.3 C4026 0.1 F
VDDP
100 101102103104
B4006 (250mA)
MMZ1608R102CT
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
B4002 (120mA)
MMZ1608R102CT
B4003 (250mA)
MMZ1608R102CT
(10mA)
B4005 (130mA)
MMZ1608R102CT (D_GND)
DAC_VIDEO_C
DAC_VIDEO_B
P-H/I-L
R4016
RESET
100
C4081 0.1 F
HOME
ML
TP4004 MC
TP4006 MD
TP4005
TP4008
D1_2
D1_1
SYS_MUTE TP4009
STBY_L
W806
SSCCLK
W808
RDY[I/O[0]]
3
M_GND TP4014
220 AMCLK
VCC+6V TP4020
L4001
P.CON+A5V
220 ABCLK
P.CON+5V 2.2uH 0305
220 ALRCLK
220 ASDATA0 TP4027
REG+3.3V +1.9V IC
C4098 TP4028
IC4003 BA33E00WHFP SPDIF
10P CH TP4001
SSCRXD
SPDIF
TP4002
SSCTXD
EN VCC2 VCC1 GND VO1 VO2 ADJ
RDY[I/O[0]]
R4081
8
1 2 3 4 5 6 7
0.8
DVD-H 3.9K +-1%
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
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
FROM/TO AUDIO/VIDEO
SYS_MUTE
DVD-H
DAC_VIDEO_C
DAC_VIDEO_B
ASDATA0
ABCLK
ALRCLK
AMCLK
MD
MC
ML 7
P-H/I-L
RESET
P.CON+5V
GND
(GND,D_GND)
FROM/TO MOTOR DRIVE
TRAY_OPEN
TRAY_CLOSE
HOME 6
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+
DVD/CDPD
DVD_LD
CD_LD 5
SPINDLE_PWM
SLED_PWM
TRACK_PWM
FOCUS_PWM
P.CON+A5V
P.CON+3.3V
L4002
VCC+6V
W5T29X7.5X19
M_GND
GND
FROM/TO REGULATOR
GND
(D_GND)
DVD/VR 130mm
DVD COMBO 250mm
4
TP4012 TP4011
CD4002
(CP8001)
CU2D2202
GND(D) 1
GND(D) 2
SSCCLK/TX 3
RDY(I/O(0))/RX 4
GND(M) 5
W850
P.CON+6V 6
TP4021
P.CON+A5V 7
C4066
TP4022
UNREG+3.8V 8
1 B
UNREG+3.8V 9
GND(A) 10
C4059 3
SPDIF 11
SSCRXD 12
100P CH
SSCTXD 13
2
PCB130
DME060
1
H
G-2