Icom IC-FR6000 Service Manual Addendum page 46

(Amended page)
August 2016
• MAIN-C/-D/-E UNIT (1/6)
POWER SUPPLY 8V
3.3VA
3.3VA
+5V
+5V
8V
8V
R8V
R8V
HV
HV
VCC
VCC
DSP5V TLVIN
DSP5V
REF5 TPLST
REF5
PLSSO
PLSCK
PLL IC TUNLK
TPLST
TPLST
PLSSO
PLSSO
PLSCK
PLSCK
TUNLK TPLCS
TUNLK
L1
3.3VA
CONTROL
1.8U
TEMP
R609
TEMP
TMUT
TMUT 1k
TXC
TXC
RXC
RXC
VDD_IO
14
BATV
BATV LOCKDET
13
GND_P
PWR TVCOSW R601 1k 12
PWR DOUT1
TLVASW R602 1k 11
DOUT2
TLVIN TLVA1 10
TLVIN DACOUT1
TLVA2 9
DACOUT2
TREF 8
TREF
BAL
BAL
MOD
MOD
ACZ1005Y
+5V
RFPO
RFPO EP2
RXIN
RXIN
FANV
FANV
FANS
FANS
PDET
PDET
TPLCS
TPLCS
TXREF
+5V
C16
47P
R495 R1 R20
TREF
R26
680k 270k 180k IC37
R2 5 0
BAL 1
4
10k
3
2
NJM2125F
TXREF
TX REF(15.3MHz)
15.3 MHz
1.4 Vp-p
R107
100
7.2 V
TLV
0.9 V
Q8
2SK880
0.8 V
R91
1.2k
C713
0.1
C714
0.1
C715
TX PLL
0.1
C716
0.1
R606
C717
1.2k 0.1
C52
0.068
CP_MON
22 C719 2SC4116
C_HSLOCK
0.1
23 Q10
R76
VDD_CP
24
CP
25
CP_F 0
26 C552 Q4
GND_DIV R101
27 0.1 2SK880
VCO_P
28
100
29
0.9 V
1.2 V 1.2 V
R603
0
L5 C109
18N
5P
Q75
C712
0.1
1.5 V
X1
1 4
VCON VCC
0
2 3
GND OUT
R65
15.3MHZ
0.001
C66
J9
8.0 V 7.3 V
L11
1.2U
8P
2SC4116
Q15
C173
R149
R146
100k 18k
6.0 V
0.9 V
L12
R125
0.7 V
390 1.2U
12P
C175
Q13
2SC4116
R136
10M
R127
270k
Q72
R137
DRC9114E0 10M
DRC9114E0
EP13
OT-009
EP14
HV
OT-009
13.4 V 1.6 V
L61
Q62 4.7U
DSC7004S0
FAN
R372
LM2904PWR
470
R374
12.1 V
1
2 10
3
1
IC38
LM2904PWR
7
11.5 V
IC38
LM2904PWR
TX_ VCO1 ON: 3.6 V
TX_ VCO1 ON: 3.2 V
TX_ VCO2 ON: 3.5 V
TX_ VCO2 ON: 3.0 V
8V
TVCO8V
7.2 V
R168
C191
6.8k
6P
R165
Q22
2SC4226
4.7
0.7 V
C220
R150 0.5P
220k
Q24
2SC5108
R172
680
TX_VCO2
TX_ VCO1 ON: 3.2 V
TX_ VCO1 ON: 3.5 V
TX_ VCO2 ON: 0 V
TX_ VCO2 ON: 3.6 V
R169
C192
15P 6.8k
R166
Q23
2SC4226
4.7
4
C222
R151 0.5P
5
220k
R173
680
TX_ VCO1 ON: 0 V
TX_ VCO1 ON: 3.1 V
TX_ VCO2 ON: 3.2 V
TX_ VCO2 ON: 3.2 V
MP1
C176
2979
1
TX_VCO1
IC39
5.0 V
NJM7805DL1A
I O
G
IC30
5 1
VIN CTRL
2
GND
REF5 4 3
VOUT NC
NJM2830U1
REF5
DSP5V
8
V+
IC38
GND
5.0 V
4
R506
220k
R507
2
100k
3
6
3.9 V
5
*: Refer to the PARTS LIST for the value and name of component.
29
6.5 V
R198
C250
5P
33 C283
10P
6.4 V 0.7 V
Q35
2SC5108
C251
9P
0.7 V
1.3 V
Q33
2SC5108
TX_VCO BUFF
TX_ VCO1 ON: 3.9 V
Q27
TX_ VCO2 ON: 0 V
3
DRC9114E0
2
Q28
TX_VCO SW
1
DMC561040
R12
ERTJ0EP473J
TX_ VCO1 ON: 0 V
TX_ VCO2 ON: 2.8 V
3.7 V
13.6 V
Q57
VCC
Q58
DRC9144E
0 V 2.7 V