Icom IC-FR5000 Service Manual Addendum page 87

May. 2010
SECTION 11 VOLTAGE DIAGRAM
POWER SUPPLY
T8V
T8V
+10V
+10V
3 . 3 V A
3 . 3 V A MAIN UNIT (1/3)
+5V
+5V
8V
8V
R8V
R8V
HV
HV
VCC
VCC
DSP5V
DSP5V
R E F 5
R E F 5
P L L I C
T P L S T
T P L S T
PLSSO
PLSSO
PLSCK
PLSCK
T X R E F ( 1 5 . 3 M H z )
TUNLK
TUNLK
CONTROL ACZ1005Y
+5V
TEMP
TEMP E P 1
TMUT
TMUT
TXC
TXC
RXC
RXC R495 R1 R20
T R E F
TLVA I C 3 7
TLVA 100K 120K 820K
NJM2125F
BATV
R2
BATV BAL 5
1 X1
0
PWR 4 1 4
PWR 10K VCON VCC
3
R26
T L V IN 2 3
TL V I N 2 GND OUT
T R E F
15.3MHZ
T R E F
BAL
BAL
MOD
MOD
RFPO
RFPO
R X IN
R X IN
FANV
FANV
8V
FANS
FANS
+10V
T L V
T L V IN
L 1
3 . 3 V A
1 . 8 U
T X P L L
I C 3
24 OUT1 CUTO 1
VCCRF
23 V C C IF 2
22 V P IF
VPRF 3
21 C P O IF
CPORF 4
20 GND GND 5
19 F I N IF F I N R F 6
18 F I N R F F I N R F 7 C52
R22 17 GND GND 8 47P
T P L S T 16 L E OSCX 9
PLSSO 15 DATA OSCIN 10
PLSCK 14 CLOCK FO/LD 11
13 IF _ E N
TUNLK RF_EN 12
1 k LMX2352TM
T8V
RX
TX
D40
DA221
DRC9114T0L
Q44
RX
TX
C324 R302
RX
12P 68
TX
C303
22P Q37
2SC5107
RX
TX
Q15
2SC4116
D13
HVC321B
L 1 1
1U
R116
Q8 10K
2SK880
R136 L 1 9
2 . 2 K
1U
220K
R91
1 C112
C102 1
R125 L 1 2 HVC321B
R265
270 1U D14
0
Q10
2SC4116
R76 R508 R101 Q13
2SC411 6
R276
0 0 100
0 R137 L 6 4
220K 1U
TXVCO_SW
C109
C80
5P 5P R127
56K
Q45
2SD1664
VCC
R8V
Q48
2SA1577
R8V
RX
TX
VCC
Q49
+10V
UNR9213J
I C 1 9
2SC4116 5 1
V IN CTRL
Q72 2
GND
4 3
VOUT NC
NJM2831F10
9
T8V
RX
TX
D35
1SV252
PA
C327 L 4 5 L 4 6
15P 47N 47N
12P
Q38
C310
2SC3357
R250 330
100 R314
3 3
RX RX
TX
TX
YGR
RX
TX
8V
TVCO8V
TX_VCO2
155-174MHz
L 1 8
R165
C172 C191
Q22
2SC4226
68P C6342A 33P 0
C220
R157
Q24
0 . 5 P
120K 2SC5107
L 2 5
C162 R138 R141 1U
1 47K 33K
C174 L 1 5 C192 R166
Q23
2SC4226
47P 135N 39P 0
C222
R151 0 . 5 P
Q27
4 3
120K
U NR9213J
2
L 2 6
5 1
R158 R146 1U
C176
XP1214
TX_VCO1
1 47K 33K
TX_VCO SW
136-155MHz
VCC
I C 2 7
8V TA7808F NQ
8V
VCC
O I
G
+5V
Q41
2SB1132
UNR9213J
Q58
Q40
XP6501
R E F 5
ANT SW
C364 C296
C578
2P 0 . 0 0 1
0 . 0 0 1
L 5 5
L 4 9 D44 C389
0 . 0 01 AS080547
AS080547 L407CD
RX
TX R304
C392
0 . 3 P 10K
R315
270K
3
C380
RX
TX
L 53
HV
AS080547
RX
TX
C366
0 . 4 7
R283
150 K
C283 5
3
4
R198 10P
C250
1
R277
Q35 I C 2 3
7P 4 . 7 100 2
TA75S01F
2SC5107
RX
TX
APC
Q33
C251
10P TX_VCO BUFF
RX
2SC5107
TX
Q28
R12
ER T J 0 E P 4 7 3 J
Q57
2 S J 5 0 6 S - E
R E F 5 DSP5V
I C 3 0
I C 3 9
AN8005M
TA7805F NQ
R E F5
O I O I
G G
8
I C 3 8 V+
GND
LM2904PWR
4
R507 R506
100K 220K
2
3
6
5
TX
L P F
R328
150
L 57
FWD L_ A S 0 8 0 5 4 7 - 4 7 N
L 5 6 AS080547
AS080547
REV
R322 R333
27K 27K
5P
L 50
R X I N
56N
T8V
R292
10K
RX
TX
UNR9213J
R291
TMUT
Q43
4 . 7 K
Q46
2SC4116
TEMP
RFP O
RX
TX
HV EP 1 3
O T - 0 0 9
EP 1 4
O T - 0 0 9
L 6 1
4 . 7 U
Q62
FAN
2SD161 9
R505 R372
0 470
R374
1
1
10 2
I C 3 8 3
LM2904PWR
J 9
B 3 B - Z R - S M 4 - T F
7
I C 3 8
LM2904PWR
*; Refer to "PARTS LIST."