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11 - 1
SECTION 11
BLOCK DIAGRAM
ANT
LPF
LPF
ANT
SW
D1 1SV307
D2 MA77
D8 MA77
Q1 2SK2974
Q2 2SK2973
Q3 2SC3585 R44
Q403 2SC5107 O
D3 MA77
D4 MA77
PLL IC
Q4 2SC5107 O
Q6 2SC5107 O
IC1 UPD3140GS
VCO
Q7 2SC5085 Y
Q8 2SC5085 Y
REF
X4 CR-662
(15.3 MHz)
OPTION UNIT
J5 AXN330C038
2TONE or 5TONE
PTT
MIC
AF
REG
AF
AMP
PTT
CONT
Q17 UN911H
VCC
IC5 TA7368F
FRQCON
DBAL
Q15 2SB1132 R
Q16 XP6501 AB
D26 DAN202K
DEV
MIC, AF, PTT, MMUT
RMUT, AFONOP
SIGOUT
IF DET IC
DET
IC2 TA31136FN(D)
Q5 2SC5107 O
Q14 2SC4215 O
Q34 2SK880 Y
SQL
BPF
BPF
BUFF
Q10 2SC4116 GR
(45.9 MHz)
APC
Q12 3SK239A
Q13 3SK239A
TXC
PWR
DET
PWR
AMP
PRE
DRIVE
TX/RX
SW
BUFF
BUFF
BUFF
BUFF
LOOP
FIL
BUFF
BUFF
BPF
BPF
BPF
D/A
RF
AMP
IF
AMP
D32 RB706F-40
D33 RB706F-40
D10 HVU350B
D401 HVU350B
D11 HVU350B
D12 HVU350B
IC3A NJM3403AV
Q37 DTA144EU
IC10
M62363FP-650C
RESET
LPF
LPF
BUFF
+5
CPU
VCC
IC11 S-80942ANMP-DD6
IC6
TK11250BM [OTHER]
NJM2870
A
S5C
S5
CONT
CPU5
Q20 DTA144EU
REG
S5
S5
Q21 2SA1577 Q
IC3B NJM3403AV
HPF
LPF
IC4 BU4066BCFV
SD
NOIS
CPU5
Q18 2SB1132 R
Q19 XP6501 AB
5V
OPT
BUFF
D/A
AF OUT
SP
Q31 DTC144TU
D27 RB706F-40
IC10
M62363FP-650C
VR
MIC JACK
SP JACK
EXT.MIC
SP
BATT
GND
BDET
VCC
CLONE
POWER SW
PRE
ENPHA
MIC
AMP
ANALOG
SW
REG
R5
REG
T5
R5
T5
Q22 2SA1577 Q
IC3D NJM3403AV
IC3C NJM3403AV
CTCSS
TONE
RMUT
MMUT
Q35 2SC4116 GR
DTMF
MTONE
CTCSS
DTCS
Q36 2SC4116 GR
R5C
T5C
IC12 NJM2904V
IC8 HD6433876B44H
CPU
LCD
KEY
MATRIX
EEPROM
IC7
HN58X2432TI [OTHER]
HN58X2464TI
F
X2 CR-663
(9.2 MHz)
T2, T3, T4
T1
T4
COMMON LINE
TX LINE
RX LINE
FI2
SFPC450G
C
SFPC450E [OTHER]
CFWC450F
A
FI1
FL-313
D
FL-321
B
FL-335
E
FL-336 [OTHER]
NOTE
A
: W/N-type
B
: W-type of [GEN]
C
: N-type
D
: N-type of [GEN] and EIA/TIA version
E
: N-type of ETS/CEPT version
F
: 100 channel version
Q41 2SC4116 GR
A
only
W/N SWITCHING
CIRCUIT
NWC
Summary of Contents for IC-F3GS
Page 1: ...SERVICE MANUAL VHF FM TRANSCEIVERS ...
Page 39: ......
Page 40: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13713IZ C1V q 2000 Icom Inc ...
Page 41: ...SERVICE MANUAL UHF FM TRANSCEIVERS ...
Page 82: ......
Page 83: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13713IZ C1U 1 2000 Icom Inc ...