Icom IC-R9500 Service Manual Addendum page 390

• DC-DC UNIT
J1
MPZ2012S331A X 6
B10B-EH-S
LG_PWR
R131 1K
10
PWRS
R132 1K
9
8
EP131 VDD3R3VA F141 ICP-S12
7
EP132 VDD3R3VB F142 ICP-S12
TO LOGIC J802 6
EP133 VDD15V
5
EP134
4
EP135 H15V
3
EP136
2
1
J2
B08B-EH-S
8
MPZ2012S331A X 6
EP141 +15V
7
EP142
6
F143
EP143 -12V ICP-S0.5
5
TO LOGIC J801
EP144 +28V F144 ICP-S0.5
4
EP145 +3R3VA F145 ICP-S1.2
3
EP146 +3R3VB F146 ICP-S1.2
2
1
IC1
R10 22K 1
SEL1
C8 33P 2
RT
R8 15K 3
CT
R9 10K 4
NON2
R1 8.2K ERA3YE D
0.0039 5
I NV2
R5 C5 6
22K R2
R4 FB2
C4 7
C3 2.2K DTC2
1K 8
390P
PVCC2
9
R6
22 Q1 OUT2
470K 10
SSM3J112TU
EP1 PGND
L1
MPZ2012S331A
3.3U
EXCML16A270U
+3.3VA
+3.3VB
IC21
BD9851FEV
R30 22K 1
SEL1
C28 33P 2
R21 R22 RT
3
CT
1K 15K 4
12K R28
R24 C24 NON2
R29 10K 5
I NV2
6
1K 0.0012
C23 FB2
R25 1K 7
DTC2
C25 8
R26 150K
PVCC2
22
L23 0.015 9
OUT2
10
EP21 PGND
L22
Q21 EXCML16A270U
MPZ2012S331A EXCML16A270U D21
SSM3J112TU
RB160L
+28V
-12V
VDD3R3VA
VDD3R3VB
LG_PWR
PWRS
VDD15V
H15V
+15V
L91
33U
BD9851FEV
20
GND
19
STB
18
VCC
17
VREF
12K ERA3YED
16 0.0039 R11
INV1
15 C15 R15
12K ERA3YED R12
FB1
14 2.2K
C14 R14
SCP C13
13 C16 0.1 1K
390P
DTC1
12 22
PVCC1
Q12
11 R16 470K
OUT1 SSM3J112TU
D12
L11
LRB551V-30
3.3U
Q11
SSM3J112TU
+15V
+15V
L92
33U
C95
2.2 C35
20
GND
19 22
STB
18
VCC
17
VREF
16 R31 27K
I NV1
15 C37 0.012
1K
FB1 C36 R34
14 R35
SCP
13 C38 0.1
DTC1 1K L32
390P
12
R36 EXCML16A270U
PVCC1 D31
11 150K
OUT1
L33 RB160L
EXCML16A270U
Q31
RSR025N03
+15V
+15V
7 - 27
R155
+15V
10
IC151
1 8
2 7
R153 D151
3 6
4 5
3.3K 1SS355
NJM2904M
C105
C104
0.1
RL101 RL102
0.1
R103
100
Q102
LDTA114EE
APQ3311
APQ3311
Q101
2SK2858
IC41
BD9851FEV
R50 22K 1 20
SEL1 GND
C48 2 19
33P
RT STB
R48 15K 3 18
CT VCC
R49 10K 4 17
R41 R42 NON2 VREF
5 16
INV2 INV1
C45 0.0039
22K 1K 6 15 C55
FB2 FB1
C43 R44 C44
7 14 0.0039
R45 2.2K
DTC2 SCP
1K
390P 8 13 D52
PVCC2 DTC1
22 R46
9 12 LRB551V-30
Q41 OUT2 PVCC1
470K 10 11
EP41 SSM3J112TU
PGND OUT1
L41
MPZ2012S331A
Q42
3.3U
SSM3J112TU
EXCML16A270U
VDD3.3VA VDD15V
VDD3.3VB VDD15V
REG UNIT
W1
(RED)
1 3
W1
2 2
(BLACK)
3 1
W1
(ORANGE)
P1
J4
EH-8
B08B-EH-S
W1
8
8
FI121
7
7
4 1
6 6
5
5
4 4
3 2
3
3
2
2
1
1
ACM1211-701-2PL-01
J7
Q111
P2
MF1
2SB1132
FD124010HB-1N7-1
1
1
2
2
R112
Q112
L2SC4081
3.3K
EP2
ZUG2206-11S
3
W3
2
1
R1
18K ERA3YE D
L93
33U
W2
SJ-W2F4A-03BB
R51 R52 1K
R55 22K
C54 R5 4 C53
2.2K 1K
F2
C56 0.1
W28XQ1A 5A
390P
22
R56
470K
EP51
L51 MPZ2012S331A
W4
Q51
SSM3J112TU
Q52 3.3U
SSM3J112TU
L52
EXCML16A270U
+V
+V
+V
+V
-V
-V
-V
-V
EP1
PBA150F-15
AC-N
AC-N
AC-L
AC-L
FG
FG