Toshiba SD-V280UA Service Manual page 107

A B
8
EEPROM
IC1006 S-24C04BFJ-TB
3.2
0
A0 VCC
0
0
A1
TEST
3.0
0
A2 SCL
FROM/TO MOTOR DRIVE
7
3.0
0
A3
SDA
GND[A]
GND[M]
D
GND
P.CON+9V
AT+3.3V
SPD_FG
DMUTE
OPEN
CLOSE
LSW
CLS_SW
OPN_SW
P.CON+A5V
6
HD7
FROM/TO MPEG
TP1003
HD6
D1001
HD5
SO2 RX
HD4
MCL4148
HD3 TX
SI2
HD2
HD1
HD0 TP1002
HA4
SI1
HA3
HA2
HA1
WR
MPGCS#
RD
MPGIRQ#
5 MPGRST
AT+3.3V
P.CON+D5V
D
GND
FROM/TO MEMORY
FLASHCS
RD
HWRH
HD8
HD9
HD10
HD11
HD12
HD13
HD14
HD15
4
HD7
HD6
R1030
HD5
HD4
4.7K
HD3
HD2
R1002
HD1
HD0
10K
HA19
HA18
R1001
HA17
HA16
10K
HA15
MPGIRQ#
HA14
HA13
MPGRST
HA12
HA11
HA10
3
HA9 R1066
HA8
HA7 10K
HA6
HA5
TP1005
HA4
HA3
HA2
HA1
AT+3.3V
GND
SYSCON_AT+5V
2
1
A B
H-5
C
SYSCON1 SCHEMATIC DIAGRAM
C1012_1
16V 47 KA
R1004
C1016
4.7K
R1021
R1005
100P CH
4.7K
C1017
4.7K
100P CH
SO2_82
TP1001
SI2
TP1004
NC
SO1
2.3 0 3.3 2.6 0 5.1 5.1 3.3 3.0
75 74 73 72 71 70 69 68
5.1
SI0/PF0
3.3
SO0/PF1
3.3
SC0/PF2
5.1
SI1/PF3
3.3 74 PD2/AN2/DVDSOS
SO1/PF4
75 PD3/AN3/INIT5
5.2
SI2/PF5
3.2
SO2/PF6
0.3
PF7/INT4/ATG#
NC
3.2
DACK1/PE7
NC
3.3
DACK0/PE6
3.3
DVDRST
DREQ1/PE5
R1014
3.3
DREQ0/PE4
10K
2.7
WRQ
INT3/PE3/SC2
4.7
INT2/PE2/SC1
C1003
0
VSS
X1001 18P CH
1.7
X1
6
12.5MHz 1.6
X0
C1002
R1010
3.3
VCC
18P CH
4.7K
3.3
DVDIRQ
INT1/PE1
3.3
INT0/PE0
3.3
1 DREQ2/PB5/CS1L
RAS0/PB0
2 DACK2/PB6/CS1H
3.2
CSOL/PB1
TP1006
3.3
CSOH/PB2
3.2
DWOX/PB3
0.1
PB4/EOP2
1 2 3 4 5 6 7 8
R1036
3.3 0 3.3 3.3 0 3.3 3.3 3.3 3.3
4.7K
R1035
4.7K
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(DVD PCB)
B1001
FCM2012H-102T04
AT+3.3V_M
3.0 0 3.3 0.1 0.1 0.3 0.7 0.6 0.7 0.6 0.6 0.8 0.8 0.9 2.8 2.8
67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
2.5
P47/A07
2.8
P46/A06
0.9
P45/A05
2.5
P44/A04
52 P51/A09
1.3
P43/A03
51 P50/A08
1.3
P42/A02
1.7
P41/A01
C1009
3.3
VCC
0.1
0.1
P40/A00
2.1
P37/D31
0
VSS
SYSCON 0.9
P36/D30
IC1001
0.8
ZR36705 P35/D29
1.6
P34/D28
1.2
P33/D27
1.4
P32/D26
1.6
P31/D25
1.4
P30/D24
1.5
P27/D23
0.7
P26/D22
0.7
24 P85/WR1#
P25/D21
25 P20/D16 0.7
P24/D20
1.0
P23/D19
1.2
P22/D18
0.6
P21/D17
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
JG1004
3.3 0.1 3.3 3.3 3.3 0 3.3 0 0 3.3 3.3 3.3 1.2 3.3 3.3 1.5
HD9
R1018
10K
R1012
C1005
4.7K
0.1 F
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D E
F G
P.CON+D5V
L1001
P.CON+A5V
2.2uH 0305
P.CON+9V
SCL
GND[M]
SDA
SI2
SO2
B1002
FCM2012H-102T04 D GND
HA19
VCC+9V
HA18
HA17
AT+D5V
HA16
AT+3.3V
HA15
HA14
SPDIF
HA13
HA12
GND[A]
HA11
HA10
HA9
HA8
FROM/TO DSP
HA7 D
GND
GND[A]
HA6
P.CON+D5V
P.CON+A5V
HA5
AT+3.3V
HD7
HA4
HD6
HD5
HA3
HD4
HD3
HA2
HD2
HD1
HA1
HD0
HA12
HA11
F HA10
HA0
HA9
HA8
HD7
HA7
HA6
HA5
HA4
HD6
HA3
HA2
HD5
HA1
HA0
HD4
WR
RD
HD3
RDY
DVDRST
HD2
WRQ
DVDCS
HD1
DVDIRQ
HD0
HD15
HD14
FROM/TO READ CHANNEL
HD13
HD12
P.CON+A5V
HD11
GND[A]
HD10
FROM/TO AUDIO/VIDEO
GND
GND[A]
AT+D5V
W828
CPU_RESET
VCC+9V
SYS_MUTE
SCL
SDA
SPDIF
CD/DVD
AT+3.3V
F G
H
FROM/TO POWER
CD8502 (CP8005)
CU262501
P.CON+5V D 1
8
GND 2
P.CON+5V A 3
GND 4
P.CON+9V A 5
MOTOR GND 6
FROM/TO DVD I/O
CD8501 (CP8001)
CU2D3201
TX 1
RX 2
GND 3
7
GND 4
P.CON+9V 5
P.CON+9V 6
P.CON+D5V 7
P.CON+D5V 8
GND 9
P.CON+3.3V 10
P.CON+3.3V 11
GND 12
SPDIF-134 13
L8507
6
W5T29X7.5X19
5
4
3
2
1
PCB130
VMB261
H
H-6