Icom IC-F3210D Service Manual page 30

SECTION 9 BLOCK DIAGRAM
VCON
IC4
S5C PLL
SSO
SCK
PLST
UNLK
TPA0211
IC55
TA75S01F
IC58
AF AFVO AFO
AMP
AMP
AFON
IC12 Q63
TA7368F Q64
AFON
AF PWR
AMP CTRL VCC
Q81
J52
D51 CLO
CLI
CL CLONE
BUFF
MDET
J53
SP1
1
2
IC2
SQIN
BEEP
AFVO
IC60
NJM13403V
REF
VCON
BUFF
BAL
MOD
J51 IC63
Q58 NJM2783V
PTT XPTT
DET
MC51
ALC
AMP
AMP
Q59
AUTO_TX
ATX
AMP
CTRL
CR-892/CR-826
2SC4116
X2 Q15
15.3MHz 2SK880
Q17 S5V RIPPLE
TCXO
FIL
LVIN D11
BUFF
LVA LV
ADJ
LOOP
LV
FIL
D14
LVA LV
ADJ
AK1541
IC
LPF
HVL355CM
Q26 D15
MOD FM
X3 BPF
MOD
2SC4116 45.9MHz
IF IC
IC3
FI3 D36:D37
X1
CERAMIC
SQIN RSSI NOIS W/N_D
BPF SW
JTBM450CX70
450kHz
TA75S01F
D38,D39
IC21 Q27 FI4 LTM450HW
CERAMIC
W/N_D
AMP
SW BPF
450kHz
NWC
DISC DET
Q901
W/N SW
DET NWC
IC60
NJM13403V
R89 R89
BUFF
VOL1 VOL1
IC60
NJM13403V DISC
R89
BUFF
DAFO
VOL1
R89
VOL1 IC60
NJM13403V
R89
DMO
LPF
VOL1
IC60
NJM13403V
LIMIT LINEAR
HPF
AMP
CODEC
MOD TX/RX
LINE SW
CTRL
W/N SW
D53
VOXV
DET
9 - 1
LDTC144EE
Q11
Q13 2SC4226
MAIN UNIT
D12,13
VCO R5V
SW
RX VCO
2SC5107 2SC5107 D5
Q10 Q8 D6
TX/RX
BUFF BUFF
TX VCO
Q14 2SC4226 2SC5107
D16,17 Q9
BUFF
Q12
Q95
ATT
VCO RXC
SW
2SC5107 D33,D34
FL-442
Q24 Q29 FI1 D31.D32 Q23
46.35MHz
IF XTAL
A/D A/D
AMP SW BPF SW
MIXER
FI2
FL-448
XTAL
BPF
ADS
2SC4116 LTUCG450G
NJM2711F
Q28 IC5 FI5
CERAMIC
DIF
BUFF AMP
BPF
AFON MGC1 S5C ADS
RXC EPTT MDET NWC
POSW ATX PLSW
TXC MGC0 TMUT
SSO CLO
SCK CLI
PLST DAST
UNLK
D60 CR-912 X51
SHIFT
SW
19.6608MHz
CSFT
IC53 CPU
NJU7704F3
RES IC51
RESET
T1
T2
LVA CPUV
RORES
SSO,SSK,DAST
IC905 X900 Q900
TDAT
SHIFT DCSFT TCLK
AMP TCXO
SW TSTB
RDAT
RCLK
12.288MHz
RSTB
DPDN
DRES
CLKIN
BCLKX1,BFSX1,BDX1,BDR1
DSP
IC901 BDR0 IC903
BFSR0
DIF BCLKR0
A/D
VREF
2SC5107 RD07MUS2B
RD01MUS1
Q3 Q2 Q1
PRE PWR
DRIVE
DRIVE
SW AMP AMP
Q21
2SK1829
GATE RSSI
182.35MHz-220.35MHz CTRL
HVB350BYPTL
HVB350BYPTL
D28 D28 Q22 D26
3SK293
RF
BPF BPF BPF
AMP
T2
LVIN RSSI
NOIS VOXV BEEP
S54
CBI0 CBI1
CBI2 CBI3
CH
SELECT
R1EX24512ASAS0A
ESCL IC52
ESDA
EEPROM
POSWH
LNJ115W8PRA Q92
DS51 Q93
Q82:Q83 G D59
RLED
LED POWER
TLED CTRL
R
PTT
PUSH1
IPTT
F1
PUSH1
P1
SIDE1
P2
SIDE2
PUSH1
F2
AF VOL
+3.3V LINE
FILTER
IC904
BDR0 BDX0 AT25DF041A
GPIO4 BCLKX0
FLASH
136-174MHz
D1.D22.D23
HVD144A
ANT
LPF
SW
TA75S01F D7.D8
IC1
PWR
APC
DET
AMP
T1
Q6
MUTE TMUT
SW
HVL375C
D24
BPF
T1
Q71
Q86
S5C
S5 S5V
REG
Q72
Q87
IC54 RXC
R5 R5V
VCC +5V REG
REG
Q73
Q88
TXC
T5 T5V
REG
BD9141MUV
+5V
IC65
VCC CPUV
DC-DC
3.3V
Q90
Q91
+3.3V +3.3V
SW PWON REG
DVDD_3.3V
LINE
FILTER
LINE 3.3V_VDD
FILTER
LINE +3.3V_A
FILTER
:TPS62204
IC900
CVDD_1.6V
DC-DC
CPUV
1.6V