Icom IC-FR6000 Service Manual Addendum page 86

Jul. 2012
SECTION 11 VOLTAGE DIAGRAM
T8V
POWER SUPPLY
3.3VA
3.3VA MAIN/MAIN-A/MAIN-B UNIT (1/3)
+5V
+5V
8V
8V
R8V
R8V
HV
HV
VCC
VCC
DSP5V
TX REFERENCE OSCILLATOR(15.3 MHz)
DSP5V
REF5
REF5
+5V
PLL IC
TPLST
TPLST
PLSSO
PLSSO
PLSCK
PLSCK
TUNLK
TUNLK C16
47P
CONTROL R495 R1 R20
TREF X1
R26
TEMP 1 4
150K 270K 180K VCON VCC
TEMP IC37
R2 5 0
TMUT BAL 1 2 3
TMUT GND OUT
4
10K
3
TXC 15.3MHZ
TXC
2
RXC NJM2125F
RXC
TLVA
TLVA
BATV
BATV
PWR
PWR
TLVIN
TLVIN
TREF
TREF
BAL
BAL
MOD
MOD
RFPO
RFPO
RXIN
RXIN
FANV
FANV
8V
FANS
FANS
TLVIN
L1
3.3VA
1.8U
TX PLL
IC3
24 1
OUT1 CUTO
23 2
VCCIF VCCRF
22 3
VPIF VPRF
21 4
CPOIF CPORF
20 5
GND GND
19 6
FINIF FINRF
18 7 C52
FINRF FINRF
R22 17 8
47P
GND GND
TPLST 16 9 C552
LE OSCX
PLSSO 15 10 0.01
DATA OSCIN
PLSCK 14 11
CLOCK FO/LD
TUNLK 13 12
I F_EN RF_EN
1k
LMX2352TM
Q41
2SB1132
+5V
+5V regulator
Q40
DMC506010R
REF5
RX
TX
RX
TX
R107
100
L11
1.2U
TLV
2SC4116
Q8 Q15
R116
10K
2SK880
R136
R91
220K
1.2K
R146
0.33 SVA 0.47 SVA
C102 C112
2SC4116
Q10 L12
R76 R125
330 1.2U
1k
Q4
2SK880 2SC4116
R101
Q13
100
R137
220K
*C80 0.5P
C109
8V
T8V regulator
R8V regulator
Q45
2SD1664
VCC
2SA1577
R8V
Q48
D40
DA221
Q44 Q49
RX
TX
DRC9144E
DRC9114T0L
RX
TX
RX
TX
26
T8V
RX
TX
RX
TX
*C324 L46
*C327
18N
*C310
Q38
2SC3357
YGR
C303
Q37
RX
2SC5107
3.5P
TX
8V
TVCO8V
*C172 C191 R168
4P
15P 6.8K
C173
D13
6P HVC350B
R165
Q22
2SC4226
4.7
C220
R149 R150 0.5P
100K 18K 220K
Q24
2SC5107
*R172
TX_VCO2
R169
*C174 C192
7P 15P 6.8K
18P D14
*C175 HVC350B
R166
Q23
2SC4226
4.7
4
C222
R151 0.5P
5
220K
*R173
680
R127 C176
1 TX_VCO1
270K C567
100P
2SJ506S-E
Q57
8V regulator
VCC
TA7808F NQ
IC27
O I
G
Q58
DRC9144E
VCC
*C364
1P
L49 *D44
C389
AS100340 0.001
C578
0.001
RX
TX
PA
C392
0.3P
RX
TX
3 3 3
* All voltages are mentioned in TX.
R277
100
RX
TX
R198
C250
5P 33
*C283
Q35
2SC5107
C251
6P
Q33
MT3S37T
Q27
3
DRC9144E
2
Q28
1
XP1214
R12
ERTJ0EP473 J
IC39
IC30 TA7805F NQ
TA78L05F
REF5
I O O I
G G
6
5
DSP5V regulator
REF5 regulator
8
V+ IC38
R372
GND
LM2904PWR
4
470
R506
220K
R507
2
1
100K
3
IC38
LM2904PWR
TX
R328
C407
100
FWD
AS080340 1.5P AS080340 AS080340
L54 L55 L56 L57
AS080340
REV
R327
47
D48
D49
MA2J7280GL
MA2J7280GL
D45
R304
10K
LRB706F
RX RX
RX
TX TX
TX
C366 R291
0.022
4.7K
R283
150K Q43
DRC9144E
5 R292 *R560
3
4
10K
R290
IC23 1
*Q46
TA75S01F
2 220K
R288
220K
RX
TX
*L50
18N
EP13
O T-009
HV
EP14
O T-009
7
IC38
LM2904PWR
L61
4.7U
FAN
Q62
DSC7004S0
R374
J9
1
B3B-ZR-SM4-TF
10 2
3
*; Refer to "PARTS LIST."