Toshiba SD 700X Manuel d'entretien - Page 10

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RF & Driver Circuit Diagram
RFA5V
R23 4.7K
R24
1K
2
Q1
1
2N3904
3
R25
1.2K
Q2
3
2N3904
1
RFGND
2
C51
R30
0.1uF
10K
2
Q3
1
3
RFGND
2N3904
R31
3.3K
FB28
RFGND
FBR
R563
0R
RFGND
FB46
FBR
J1
24P-HEAD
GND-LD
1
24
TP20
.
DVD-LD
1
23
TP21
.
NC
22
HFM
1
21
TP22
.
MD
1
20
TP23
.
CD-LD
1
19
TP24
.
1
VR-DVD
18
TP29
.
1
VR-CD
17
TP31
.
NC
16
E
1
15
TP34
.
1
VCC
14
TP36
.
VC(VREF)
13
1

GND/PD

12
TP39
.
1
F
11
TP40
.
B
10
A
9
1
RF
8
TP43
.
CD/DVD_SW
1
7
TP44
.
D
1
6
TP45
.
C
1
5
TP46
.
1
T-
4
TACT-
TP47
.
1
T+
3
TACT+
CD/DVD_SW Logic:
TP48
.
F+
FACT+
1
2
TP49
.
CD=HIGH
F-
FACT-
1
1
TP50
.
DVD=LOW
C82
C83
0.1uF
0.1uF
RFGND
RFGND RFGND
RFGND
TF
change
MGND
C87
2.7nF
R66
5.6K
3
FOCUS_DAC
R67
5.6K
FOCUS_DAC1
R68
0R
R69
5.6K
C88
100pF
RF33V
R71
47K
C92
0.1uF
MGND
R79
SLED_PWM1
R78
11k
10K
3
SLED_PWM
C95
4700pF
C96
27nF
R83
6.8K
SGND
M5V
C98
C99
47uF/16V
0.1uF
SLED-
MGND
SLED-
SLED+
R85
0
SLED0+
SLED+
FACT-
R90
1
FACT3-
R91
1
FACT+
J3
1
6
TP56
.
1
5
TP57
.
1
4
TP58
.
HOMESW 3
1
3
TP59
.
1
2
TP60
.
1
1
TP61
.
SLED & SPINDLE
MGND
C526
C571
C572
1nF
NC
NC
MGND
For ESD
RFA5V
RFA5V
VR_SEL Logic:
C40
33nF
CD=LOW
C42
DVD=HIGH
0.1uF
RFGND
C44
TP8
1nF
VR_SEL
3
U5
TF
change
1
DVDRFP
2
DVDRFN
C52
2.2nF
3
A2
C53
2.2nF
4
B2
TP16
C54
2.2nF
5
TP15
C2
C56
2.2nF
6
D2
C57
33pF
7
ZR36707
CP
8
CN
OPU_D
9
D
OPU_C
10
C
OPU_B
11
B
OPU_A
12
A
13
CD_D
14
CD_C
15
CD_B
16
CD_A
2V1
OPU_F
OPU_E
VC25
LaserMD
R46
15K
R49
22
R50
R18
NC
DV34: R46 0R; R50 NC
75K
C584
Q6
C73
100uF/25V
56pF
2
2N2907
R53
220
1
RFGND
3
RFGND
C74
L3
NC
DVDLD
10uH
D3
IN4148
RFGND
D4
IN4148
L4
CDLD
10uH
C79
NC
3
R58
220
1
2
Q9
C84
100uF/25V
2N2907
R61
22
U6
R65
10K
MGND
BA5954
DRVSB
1
28
VINFC
STBY
C89
0.1uF
VC2
2
27
CFCERR1
BIAS
MGND
3
26
R72
10K
CFCERR2
VINTK
C93
100pF
4
25
VINSL+
CTKERR1
5
24
R80
10K
VINSL-
CTKERR2
R81
0
6
23
VOSL
VINLD
7
22
VNFFC
PREGND
8
21
VCC
PVCC2
M5V
9
20
PVCC1
VNFTK
10
19
PGND
PGND
11
18
VOSL-
VOLD-
SPDL+
12
17
VOSL+
VOLD+
R87
1
13
16
VOFC-
VOTK-
TACT3-
R92
1
14
15
VOFC+
VOTK+
MGND
FNN
C41
1nF
RFINN
FNP
C43
1nF
RFINP
C49
1nF
RFA5V
R26
12K/1%
RFGND
For EMI
CHANGE FROM 0402 TO 0603
R40
0R
RFA_SDEN
48
SDEN
47
RFA_SDATA
SDATA
46
R32
0R
SCLK
45
V33
C55
470pF
44
TF
LCP
43
LCN
change
42
MNTR
41
CE
RFA_FE
R37
2.7K
40
FE
RFA_TE
R38
1.3K
39
TE
38
RFA_PI
R39
1.3K
PI
37
V25
SVREF15
36
V125
C58
0.1uF
RFA5V
35
TPH
34
DFT
33
C61
C62
LINK
+ C59
0.1uF
0.1uF
4.7uF/50V
RFGND
RFGND
R45
4.7K
R48
C72
9.1K
2.7nF
RFA5V
RFA_DEFECT
RFGND
RFA_MIRR
RFA_LDON
AAF_CE
R54
13K
R55
R555
4.7K
NC
For I76.
RFGND
RFA5V
C80
C81
0.1uF
0.1uF
RF33V
RF33V
7
RFA5V
R59
RFGND
470R/1%
RFGND
+ C50
C525
220uF/16V
0.1uF
R62
470R/1%
C585
1nF
RFGND
MGND
DRVSB
3
SGND
RF33V
TRACK_DAC1
R73
5.6K
R74
5.6K
R75
5.6K
TRACK_DAC 3
C94
560pF
MGND
R82
11k
SPINDLE_PWM 3
C97
27nF
SGND
MOT_SPDL-
R86
0
MOT_SPDL+
TACT-
TACT+
RFGND
MGND
RFINN
3
RFINP
3
MOT_SPDL+
MOT_SPDL-
R27
R28
10K
11K
RF33V
RFA_SDEN 3
RFA_SDATA 3
RFA_SCLK 3
R34
R35
AAF_CE
22K
22K
AAF_CE
3
AAF_FE
AAF_FE
3
AAF_TE
AAF_TE
3
AAF_PI
AAF_PI
3
SVREF15 3
MGND
M5V
CHANGE RFGND TO SGND
RFGND
R41
Q4
0
LINK
3
2N2907
2
1
3
+ C139
R51
100uF/16V
220
MGND
DEFECT
3
MIRR
3
LDON
3
LOAD-
LOAD+
R56
3
1
3
CLOSE
2
220
Q7
2N2222
MGND
M5V
Add op-AMP
For S71 only!!
3
+
2
C90
-
U7A
R76
TL3472
(D358)
2R2
0.1uF
TACT+
TACT-
MGND
This circuit is only for
S71&502W.
5
+
6
R88
C100
-
U7B
TL3472
(D358)
2R2
0.1uF
FACT+
FACT-
R29
1M
STB+5V
Changed from
m5V to
STB+5V.
5
+
7
SPDL_SENS 3
6
-
U2B
R33
TL3472
3.3K
(D358)
MGND
MGND
RF33V
5,6,7,8
RF33V
R138
R43
R44
0
Q5
4.7K
4.7K
2
2N2907
1
3
J2
R52
LOAD-
1
1
220
LOAD+
2
1
3
1
8
OUTSW
4
1
5
1
8
INSW
5PIN
Note: Ice should more than 500mA.
C523
C524
3
1nF
1nF
C570
R57
NC
1
OPEN
3
2
220
For ESD
Q8
2N2222
C85
0.1uF
MGND
R70
1K5
TACT_OFFSET
1
TACT_OFFSET 3
C91
R77
To I64-ADCIN5
68nF
2K2
Pin178
MGND
R84
1K5
FACT_OFFSET
7
FACT_OFFSET 3
C101
68nF
R89
To I64-ADCIN6
2K2
Pin177
MGND
.
TP28
.
TP30
.
TP32
TP33
.
.
TP35