Mpeg - Toshiba MW20FN1R Service Manual

A B
8
JG4050 R4138 47 TRST
JG4051 R4139 47
TMS
JG4052 R4140 47 TDO
7
JG4053 R4141 47 TDI
JG4054 R4142 47 TCK
JG4055
JG4056
CPU_RESET
3.2
0.4
0.4
0
RESET SW
R4136
Q4002
6
3.2 KTC3875S_Y_RTK
56
0
RESET SW
Q4001
KTC3875S_Y_RTK
5
FROM/TO RF_AMP/DSP
D_RTS
JG4003
D_CTS
JG4004
D_RXD
JG4005
R4059 47 BB_V4_B
BB_V4
R4134 47 AFEC_EVALID_B
AFEC_EVALID
R4133 47 AFEC_SCTST_B
AFEC_SCTST
R4132 47
XPCLK_B
XPCLK
W880
XBCLK_B
XBCLK
R4058 47 XDATA_B
XDATA
4
W876
XERROR_B
XERROR
W877
SCL_B
SCL
W878 R4005
SDA_B
SDA
W879
IRQ0_B
IRQ0
W854
FE_RESET_B
FE_RESET
JG4001
3
FROM/TO REGULATOR2
TXD
RXD
2
GND
D_GND
P.CON+1.8V
P.CON+3.3V
SPDIF
1
A B
G-5
C
MPEG SCHEMATIC DIAGRAM
C4003
0.1 B
156 155 154 153 152 151 150 149 148 147 146 145 144
DATA14 1.5
1.5
DATA15
3.2
0
ADDR1 3.2
ADDR1
0
ADDR2
ADDR2
ADDR3 3.2
ADDR3
ADDR4 3.2
ADDR4
ADDR5 0
ADDR5 156 DATA13
ADDR6 0
ADDR6 DATA14
157
ADDR7 0
ADDR7 158 DATA15
ADDR8 0
ADDR8 159 VDD_3V3
ADDR9 0
ADDR9 160 VSS
ADDR10 0
ADDR10
2.5
VDD_1V8
0
VSS
ADDR11 0
C4004 ADDR11
ADDR12 0
ADDR12
0.1 B 3.2
ADDR13
ADDR13
ADDR14 0
ADDR14
ADDR15 3.2
ADDR15
ADDR16 3.2
ADDR16
ADDR17 3.2
ADDR17
ADDR18 3.2
ADDR18
ADDR19 3.2
ADDR19
ADDR20 3.2
ADDR20
3.2
NC ADDR21
3.2
VDD_3V3
0
VSS
3.2
C4005 0.1 B
PIO0B0
XERROR_B 3.2
PIO0B1
3.2
AT_WR
JG4010 PIO0B2
VFD_CLK 3.2
JG4013 PIO0B3
R4006
VFD_DOUT 3.2
PIO0B4
VFD_DIN 3.2
2.7K
JG4014 PIO0B5
VFD_STB 3.2
JG4015 PIO0B6
R4007 KB 3.2
JG4016 PIO0B7
SDA_B 3.2
PIO1B0
2.7K
SCL_B 3.2
PIO1B1
FE_RESET_B 3.2
PIO1B2 PIO2B1
2.7K 205
TXD 3.2
PIO1B3 206 PIO2B2
2.4
VDD_1V8 207 PIO2B3
0
VSS 208 PIO2B4
RXD 3.2
C4006 0.1 B
PIO1B4 1 PIO2B5
3.2
NC PIO1B5
TRIGIN 0
JG4041 TRIGGER_IN
TRIGOUT 75 0
JG4042 TRIGGER_OUT
R4010 SC_DATA 3.2
JG4007 PIO2B0
3.2
SLIDER_OUT_B
3.2
D_RTS 3.2
D_CTS 3.2
R4008
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
10K
D_RXD R4011 47
NC
JG4008
SC_OVL
JG4043
C
D E
(DVD PCB)
L4003
22uH
0305
NC NC
NC NC
NC
143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109
ADC_DATA
105
ADC_LRCLK
104
ADC_SCLK 103
SMI_D15 102
SMI_D14
101
SMI_D13
100
MPEG IC
IC4002
STM5589AVA
LRCLK 56
PCMCLK 55
PCMDATA2 54
PCMDATA1 53
PCMDATA0 52
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49
NC NC NC NC
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
CLOCK GENERATOR
IC4003 SN74AHCU04PWR
0.9 3.1
1A VCC
4
JG4036
JG4034
JG4035 1.9 1.4
1Y 6A
JG4037
JG4026
JG4020 0.9 0.9
2A 6Y
K_MCLK
JG4029
R4117
1.9 0
K_DATA
JG4030 2Y 5A
100
108 107 106 105
1.8 K_LRCLK 3.1
0
JG4031
3A 5Y
1.8
K_SCLK
JG4032
1.6 DQ15 JG4033
3.2
0
1.6 DQ14
NC 3Y 4A
1.6 DQ13
3.1
1.6 0
DQ12
SMI_D12
GND 4Y
1.6 DQ11
SMI_D11
1.6 DQ10
SMI_D10
0
VSS
1.5 C4023 0.1 B
SMI_CLKOUT
2.4
VDD_1V8
1.5 DQ9
SMI_D9
1.5 DQ8
SMI_D8
1.5 DQ7
SMI_D7
1.5
DQ6
SMI_D6
1.5 DQ5
SMI_D5
1.5 DQ4
SMI_D4
1.5 DQ3
SMI_D3
1.5
DQ2
SMI_D2
1.5 DQ1
SMI_D1
1.5 DQ0
SMI_D0
C4024
0
VSS
R4106
1.4 SMI_CLK
0.1 B
SMI_CLKIN R4121 47K
3.2
100
VDD_3V3
0 SMI_DQMU
SMI_DQMU
R4122 47K
0 SMI_DQML
SMI_DQML
R4118 47K
2.8 SMI_WE
SMI_WE
R4123 47K
2.0 SMI_CAS
SMI_CAS
R4119 47K
2.9 SMI_RAS
SMI_RAS
R4124 47K
2.8 SMI_CS1
SMI_CS1 R4179
2.5 SMI_CS0
SMI_CS0 47K R4120 47K
0.3
AD13
SMI_A13
0.7 AD12
SMI_A12
0.2 AD11
SMI_A11
1.9 AD10
SMI_A10
0.2 AD0
SMI_A0
0.2 AD1
SMI_A1
0.6 AD2
SMI_A2
0.6 AD3
SMI_A3
C4025 0.1 B
0
VSS
2.4
VDD_1V8
0.1 AD9
SMI_A9
0.1 AD8
SMI_A8
0.7 AD7
SMI_A7
0.7
AD6
SMI_A6
0.7 AD5
SMI_A5
1.7 AD4
SMI_A4
R4017
1.6
SPDIF
1.6 R4146 47
PCM_LRCLK 10
1.6 R4145 470 PCM_MCLK
0
JG4039
0.7
JG4040
50 51 52
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
F G
H
8
7
FROM/TO MEMORY
F_CE
F_WE/DQM0
F_OE
DATA0
DATA1
R4125
DATA2
DATA3
1M
DATA4
DATA5
DATA6
DATA7
X4001
DATA8
NC
DATA9
27MHz
DATA10
100BT02701
DATA11
DATA12
DATA13
6
DATA14
NC
DATA15
ADDR1
ADDR2
ADDR3
ADDR4
ADDR5
ADDR6
ADDR7
ADDR8
ADDR9
ADDR10
ADDR11
ADDR12
ADDR13
ADDR14
ADDR15
ADDR16
5
ADDR17
ADDR18
ADDR19
ADDR20
DQ15
DQ14
DQ13
DQ12
DQ11
DQ10
DQ9
DQ8
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
4
DQ1
DQ0
SMI_CLK
SMI_DQMU
SMI_DQML
SMI_WE
SMI_CAS
SMI_RAS
SMI_CS0
AD13
AD12
AD11
AD10
AD0
AD1
AD2
AD3
AD9
AD8 3
AD7
AD6
AD5
AD4
FROM/TO AUDIO/VIDEO
Y_VIDEO
C_VIDEO
CVBS_VIDEO
PCM_MCLK
2
PCM_SCLK
PCM_LRCLK
PCM_DATA0
CPU_RESET
ML
MC
MDI
1
PCB130
VMC297
H
G-6