Sony PMW-EX1 Service Manual page 188

1
SWD_UNREG
001-M1,003-L6 SWD_UNREG
L1
1uH
C13
10uF
25V
B
3225
NM
2
NJM2903V(TE2)
3
EVER_5.0V
001-M4,003-L3 EVER_5.0V
R29
10
Q40
GND Q10 DTC114TE-TL
DTC114TE-TL
003-L5 DP_EN
4
R140
10
003-H9 H_START_UP
5 Q42
Q41
GND DTC114TE-TL
DTC114TE-TL
003-L5 ME_EN
001-M7,003-H9 H_SHUTDOWN
A B
Q16
DTA144EE-TL
C18
0.47uF
R37
4.7k 50V
R38 GND
0
R34 R35 R36
R42 R45
6.8k 6.8k 6.8k
3.3k 0
Q14
5
R48 R52 2SC4617TL-QR
+ 3.3k 0
7
6
-
IC9
(1/3)
NJM2903V(TE2)
DTC144EE-TL
R39
IC10 3.3k
MM1431ANRE
3
1 K 3 C17
R40 CL2
0.1uF
NC REF 4
0 1.0 +
2 1 10V
CL4
SUB
C14 1.0
V+ A C16 CL3 2 -
0.1uF
0.001uF R41 1.0
GND 25V 5
0
50V
NM
IC9 (2/3)
IC9 (3/3)
NJM2903V(TE2)
REF_+2.5V REF_+2.5V
R30 R43 R46 R53
R31 R50
100k 10k 47k 47k 47k 470
IC11 (1/3)
NJM2903V(TE2) Q17
3
DTA144EE-TL
+ 1 5
+
2
-
6 -
Q15
IC11 7
(2/3)
2SC4617TL-QR
NJM2903V(TE2)
R163
4.7k
R32
15k
C19
SL1 0.22uF
C15 R33 R44 R47 10V
4.7uF 0 0 47k
NM
6.3V
Q51
DTC114TE-TL
REF_+2.5V REF_+2.5V
R141 R142 R145 R147 R149
47k
100k 10k 47k 47k
IC22
(2/3)
3 NJM2903V(TE2)
+
1 5
+
2 - 7
6
-
Q43
IC22 (1/3)
2SC4617TL-QR
NJM2903V(TE2)
R164
4.7k
R143
15k
SL2
C63 R144 R146 R148
4.7uF 0 0 47k
NM
6.3V
Q52
DTC114TE-TL
C
RE-250 (2/3) RE-250 (2/3)
SUFFIX: -12 SUFFIX: -12
IC_Vcc 003-L4
EVER_5.0V
R49
2.2k
H_START_UP
REF_+2.5V
R56 R57 R58
6.8k 6.8k 6.8k
Q20
3
K
1
NC REF 4
2
SUB
A C20
0.001uF
5
50V
IC12
NM
MM1431ANRE
C21 C67
V+ V+ V+
0.1uF 0.1uF
GND 25V GND 25V GND
IC11 (3/3) IC21 (3/3) IC22 (3/3)
NJM2903V(TE2) NJM2903V(TE2) NJM2903V(TE2)
H:ERROR
OPEN:NO ERROR
EVER_5.0V
R151
10
Q46
Q45
GND
DTC114TE-TL
DTC114TE-TL
003-L5 IM_EN
R150
470
H:ERROR
Q44
OPEN:NO ERROR
DTA144EE-TL
C64
0.22uF
10V
8-52 8-52
D E
L2 f=300kHz
1uH
R63 R70
47k 1
NM
10
9 VIN 7 GND
EXTVCC ION
15
TG
IC13
LTC1778EGN
14
SW
16
BOOST
5
ITH
11
INTVCC
Q25
12
C22
DTC114TE-TL BG
47uF
1 2
20V
RUN/SS PGOOD
3
VRNG
4
R59
FCB
22k
8
VFB
SGND PGND
C23 C24
C25
470pF 100pF
0.01uF 6 13
50V
50V
25V
C68
0.1uF
25V
REF_+2.5V REF_+2.5V
R152 R156 R158 R161
R153 R160
100k 47k 47k 47k
10k
IC21 (2/3)
3
NJM2903V(TE2)
+ 1 5
+
2 7
-
6 -
Q47
IC21 (1/3)
2SC4617TL-QR
NJM2903V(TE2)
R165
4.7k
R154
15k
SL3 0.22uF
C65 R155 R157 R159
4.7uF 0 0
47k
NM
6.3V
Q53
DTC114TE-TL
F
Q27
FDS6690A
L3
8.2uH
1 2
3
R86 R89 NC
R83
1M 15k 0
NM
R84 R87
C33 1M 15k
0.1uF
25V
R85
330k
C35
0.22uF
10V
D8
1SS400TE-61
8 7 6 5
R90
R80
100k 0
4
S
1 2 3
Q11
FDS6690AS
C34 C37
R91
R88
4.7uF 0.01uF
4.7k 0
6.3V 25V
NM
D15 1SS400TE-61
D16 1SS400TE-61
D17 1SS400TE-61
D21 1SS400TE-61
470
Q48 H:ERROR
DTA144EE-TL
OPEN:NO ERROR
C66
10V
PMW-EX1
G H