Icom IC-F50V - Page 37

9 - 1
SECTION 9 BLOCK DIAGRAM
LPF
LPF
LPF
IC5
NJM12904
LPFLPF
XP4601
Q6
LPF
IC403
NJM12902
LPF
NJM12902
IC403
PWR
DET
D1
RB706F
MUTE
SW
MA2S111
D25
SW
POWER
Q26
RSQ035P03
EEPROM
IC409
HN58X24256
RESET
IC408
BD5242G
SHIFT
SW
D404
M A2S077
ANT
SW
D5:1SV307
D2:1SV307
PWR
AMP
Q7
RD07MVS2
TX/RX
SW
MA2S077
D14,D15
Q14 2SC4226
D19,20:HVC376B
Q13
2SC4226
D16,17:HVC376B
FIL
RIPPLE
Q17
KTC4075
VCO
SW
Q15:XP1214
Q16:KRC404E
FIL
LOOP
PLL
IC
IC4
MB15A02
X3
Q19
KTC4075
X1
CDBKB450KCAY24
X401
CR-764
AMP
NJM12904
IC407
FM
MOD
D18
1SV239
Q3
3SK324
BPF
D10
HVC350B
BPF
D9
HVC350B
BPF
D4
HVC375B
BPF
D8
HVC375B
BPF
RF
AMP
Q2
3SK293
APC
AMP
IC2
TA75S01F
BPF
XTAL
FI1
FL-335
IF
AMP
Q4
2SC4215
BPF
CERAMIC
FI2
CFWKA450KFFA
+5
REG
IC9
NJM2870
AF
AMP
IC405
TDA8547TS
SP1
BUFF
Q10
2SC5107
BUFF
Q12
2SC5107
BUFF
Q11
2SC5107
BUFF
Q18
2SK880
SW
FIL
Q408
KRC404E
DRIVE
AMP
Q8
RD01MUS1
GATE
CTRL
Q1
2SK1829
MC1
PTT
PTT
DET
D401:MA2S111
D402:MA2S111
AF VOL
LPF
IC403
NJM12902
X2
CR-783
TCXO
T5
REG
Q21
KTA2015
REG
R5
Q22
KTA2015
REG
S5
Q 23:KTA1664Y
Q 24:KTC811U
Q25:KRA304E
F1
1 2
BATTERY_1
BT1
PWR
CTRL
Q 401:RSQ035P03TR
Q402:KTC811U
LCD
DRIVE
PRE
Q9
2SC5110
LV
ADJ
D21
HVC375B
LV
ADJ
D22
HVC375B
MIC
MUTE
IC406
TC7W66FK
AMP
AMP
HPF
LPF
LIMIT
AMP
LPF
SCRM
BLER
BPF
MSK
DE-Modu
lator
MSK
Modu
lator
EX-
PANDER
AMP
COM-
PRESSOR
LED
CTRL
Q407:KRA304E
Q409:XP4111
X4
CR-765
BUFF
IC16
NJM12904
IC7
EW-460
BATT
SELECT
IC12
CD4094
EXPAN
DER
IC410
CD4094
EXPAN
DER
BUFF
IC16
NJM12904
FAST
SW
IC17
TC4S66F
FM/PM
SW
IC11
TC4W53FU
AF
MUTE
IC406
TC7W66FK
R
G
DS406
CL-165HR
DS404_405
SML-A12MT
DS402_403
SML-310MT
LPF
BUFF
IC5
NJM12904
PLAY/
REC
+3.3
REG
IC19
S-812C33AMC
VOX
DET
IC411:TC75S51FU
SP/ESP
SW
Q406:KRC404E
Q414:KRC404E
AF
AMP
IC405
TDA8547TS
R190
VIB
REG
Q31:KTA1664Y
Q30:KTC4075
MF1
MAX
MUTE
Q415
2SC4213B
SDEC
CDEC
RESCENC0-2
SENC0-3 CLI CLO
PTT
MIC
D/A
IF IC
LVIN
S5V
R5V
RX VCO
TX VCO
RSSI
TONE
CDCS
DUSE
Explanatory notes
CONTROL LINE
COMMON LINE
TX LINE
RX LINE
DATA LINE
T2 T1
T2
TMUT
NOIS
CPU
IC1:TA31136FN
IC6
M62363FP
IC401
136-174MHz
REF
BAL
15.3MHz
45.9MHz
DET
SQIN
450KHz
46.35MHz
182.35MHz-220.35MHz
TONE
CTCSS/DTCS DEC
FRONT UNIT
MAIN UNIT
19.6608MHz CSFT
MIXER
RSSI
MOD
BEEP
DET
CPU5
VCC
+5V
S5V
R5V
T5V
AFO
OPTV
VCC
S5C
R5C
T5C
DET
CTCSS/DTCS
MOD
LV
LVA
RESET
LVA,T1,T2
VCC
IC18
ISD4002-120
IC10
AK2346
SIGNAL
SPON
3.6864MHz
CONNECTOR
+5V
VOXV
+5V
TEMP
VIB