Icom IC-F6012 Service Manual page 41

• MAIN-A/MAIN-B UNIT (2/2)
8.1V
HV
HV
T8V 8V
T8V
Q17
2SC4116
R8V
R8V
8V
8V EP10 C127
MMZ1005Y102CT 18P
5V
5V
D3 3
CPU5V
CPU5V
RN752
REF
REF R293
390K
BAL RLVA EP11
BAL
MMZ1005Y102CT
NWC
NWC
T1
T1
T2 L46
T2
ELJFC
L27
TMUT
TMUT ELJNC
TXC
C124
TXC
12P
RXC
RXC
MOD
D16
MOD
HVB350BYPTL-E
F
F
SQIN
SQIN R95
1.8K
SCK
SCK
SO
SO
TLVA
TLVA
RLVA
RLVA R101
100
PLST
PLST
UNLK
UNLK
TEMP Q18
TEMP R90
2SK880
CP1 470K
LVIN R92
LVIN
150K
C350
RSSI
0.068
RSSI
NOIS
NOIS
DISC
DISC
Q19
LDTC144EE
SQL
SQL
Narrow 5.0V
Wide 0V
EP8
MMZ1005Y102CT
5V
UNLK 0.5V
5.0V
LK 4.8V
R93 D37
UNLK
1K L1SS400
R161
1K C337
SCK
CLOCK FIN
0.001
SO R162 9 8
DATA LD
PLST 1K 10 7
LE GND
R163
11 6
FC DO
1K
12 5
NC VCC
R393
13 4
FOUT VP
0
14 3
P OSCOUT
15 2
B OSCIN
16 1
IC4
PLL
MB15A02PFV1-G-BND-ERE1
5V
5.0V
C306
C308
6P
3P
C384
O I
0.1
C385
C304
FI2
0.1
10P
LTM450FW
Q34
D68
2SC4116
FI6 HVD144A
D70 D69
LTM450HW
C394 HVD144A
0.1 I O
*3 MULT I
D7 1
1SV308
5V
Q40
LDTA114EE
C347
0.1
C68
NWC L:NARROW H:WIDE
100P
Narrow 0V
Wide 4.8V
7.1V
EP13
MP 1 RX VCO
MMZ1005Y102CT
R85 R79
6.8K 6.8K
C126
R339
12P
0
Q14
2SC4226
C113
D52
0.75P
HVC350B-E
EP12 C128
3P
Q11
TX VCO
2SC5107
*R84
R83
6.8K
C123
10P R328
0
Q13
2SC4226
C118
0.5P
L47
ELJFC
Q12
MT3S37T
Q15
EP15
4 3
2
R78
5 1
470
5.0V
R77
2.2K
Q16
LDTC144EE
TX 3.4V
TX 0V
RX 0V
RX 4.4V
C161
1P
EP7
MMZ1005Y102CT
C166
47P
R105
180K
X2
5
CR-794
4 1 4
VCC VCON
C165 IC19
3 2
OUT GND 2
0.01 TA75S01F
R39
47
IF IC
IC1
NJM2591V
1 16
OSCIN MIXIN
2 15
OSCOUT GND
3 14
MIXOUT NOISEREC
4 13
CC396 V+ NOISEDET
5 12
0.1 IFIN RSSI
6 11
DEC I FOUT
7 10
C62
FILOUT QUAD
8 9
22P
FILI N AFOUT
R44
220K
Narrow 1.42V
Wide 1.36V C495
R397
1
82K
C497
22P
C69
R398
100P
180K
IC21
5
TA75S01F
3
4
R45
1
68K
2
R399 R402
270K 100K
C499
1
11 - 3
TX 2.4V
RX 2.3V
C98 C332
3.5P 1P
C93
10P
Q9
2SC4226
C100
C102 R71
10P
2P 33
TX 3.1V
Q10
RX 0V
2SC5107
Q8
2SC3357
C302
C103
47P
10P
TX 0V
RX 3.0V
R209
ERTJ0EP473J
R106 R104
82K 82K
R110 R222 REF
3 270K 47K
R220
1 BAL
10K
TX 0V
RX 8.0V
R35
TX 0V
10
RX 7.5V
C61
100P
FI1
C58
*R32
4 1
0.001 GND IN
2 3 C51
OUT GND
R33 0.001
Q4
Q3
560
2SC5107
3SK293
IF AMP MIX
TX 0V
RX 0.5V
Narrow 0V
Q5
Wide 4.8V
LDTC144EE
*IC3
56
TX 6.7V
RX 0V L16
AS080340-15N D3
C14
0.001
C92 R337
L18
7P 18 R8
ELJRE
FI3
NFM60R20T152
FI4
*FI5
3
3 3
RR212
R6*R64
0
45W 3.8V
25W 3.2V
R58
R5
100
L4
0.45-1.5-5TL
R8 V
100
L53
L36
ELJRE
ELJRE
C49
5P
TX 0V
RX 7.8V
CC343
C392
C40 0.001
0.3P 0.5P
C41
22P
Q2
TX 0V
RX 3.5V
RF AMP
TX 0V
RX 5.8V
*: Refer to the PARTS LIST for the value and name of component.
W1
LPF RDS2T0R0
L6 L3 L2 L1
AS080340-15N AS080340-15N
AS080340-15N AS080340-15N
*R5
*R6
*R10
45W 2.8V
25W 1.9V
TX 8.2V
RX 0V
HV
T8V
C79 R57
0.22 10K
R56
TX 0V
150K
RX 4.9V
APC
5
3
4
IC2 1 TMUT
TA75S01F
2
Q6
LDTC144EE
T1
*Q20
R395 C25
0 47P
AGC
TX 0V
RX 1.4V
Q1
D66
DA221
RSSI
C30
C22
L8 L7
5P
2.5P
0.40-1.5-5TL 0.40-1.5-5TL
R11
R13
10K
10K
*D4 *D8
R14
10K