Block diagram, Ic-2200h, Downloaded by radioamateur.eu – Icom IC-2200H User Manual

Page 42: Main logic

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Explanatory notes

VOLTAGE LINE

ANTENNA

LPF

LPF

LPF

LPF

BPF

BPF

LPF

ANT

SW

TX/RX

SW

AF

AMP

RF

AMP

PWR

AMP

DRIVE

PRE

BUFF

BUFF

LO

AMP

IF

AMP

APC

CTRL

FIL

LOOP

PLL

IC

LCD

HPF

ATT

BPF

CERAMIC

BPF

CERAMIC

HPF

X1 CR-779

BPF

XTAL

X2 CDB450C24

D/A

AF

MUTE

+5

REG

+8

REG

J4

EXT SP-JACK

SP1

W6

T8

REG

MATRIX

X1

CR-739

RS-232C TX/RX/GND

J7

DRIVE

AMP

ALC

AMP

AMP

LPF

CTCIN

LIMIT

PWR
DET

D12 XB15A407
D19 XB15A308
D16 HVU131TRF

D14 MA742
D17 MA742

IC6a NJM3404AV
Q26 DTA144EU

HV

IC10
S-AV36

D6 MA77
D7 MA77

Q11 2SC4226

Q9 2SC4226

Q12 2SC4226

Q6 2SC4226

Q7 2SC4226

D15 1SS355

D18 MA2S111

IC6a NJM3404AV

D13 HVC350B

D11 HVC350B

FI4 FL-363

D9 HVC350B
D10 HVC350B

Q27 3SK299

FI3 FL-363

Q16
2SC4406

D29 DA221

D2 HVC375B
D4 MA2S304

D5,D38 MA2S304

REF

OSC

Q4 2SC4116
D3 HVC376B

Q2 XP4601

IC1 LV2105V

CP

OUT

(LOOP-SW)

HVSW

C5V

REG

C5V

+8V

+5V

SWHV

Q28 2SC4684
Q30 DTA143TUA
Q31 DTC143ZU

IC8

IC7

Q21
DTB113ZK
Q22
DTC144EU

TA7808F

TA78L05F

PWRON

SWHV

IC1 M30220

CPU

T8

TXC

R5V

R5

REG

RXC

+8V

SHIFT

T8

VCO
REG

Q1 2SC4116
Q3 2SC4116
Q5 2SC4116
Q8 DTA113ZU

IF DET-IC
(2nd-MIX,IF-AMP,
NOISE-AMP,FMDET,

IC4 TA31136FN

FI1
CFWS450F

CFWS450HT

FI2

W/N SW

RSSI,SQLSW)

Q13 DTA144EU
Q34 2SC4116
D23-D26 MA2S111

DC AMP

Q10 2SK1069

PORT

EXP

IC2 CD4094BPWR

IC3b NJM12902V

ANALOG SW

IC3c NJM12902V

IC3d NJM12902V

MIC

SW

IC6 CD4066BPWR

DIMMER

EEPROM

RESET

IC5 HN58X2464TI

DS1
IS08264E

Q6 2SA1576
Q7,Q8,Q12 2SC4116
DS2-DS13 SEC2422C

INT/KEY

D7-D9,D21 DAN222
D11 1SS133
D12-D17,D22,D23,

D6 DA221

Q5 DTC144TU

CLONE

BUFF

IC4 BD5242FVE

Q3 XP4601

CLOCK

SHIFT

D25 MA2S077

AF OUT
SP

CLONE

T3

T2
T3

SQLATT

IC2

MIC

JACK

MICDATA

BUFF

PTT SW

IC24 TA75S393F
D1 MA8091

D2 MA2S111

Q1 2SC4116

D4

VOL

SQL

DIAL

Q29
2SC4213

IC9
TA7252AP

MAIN

LOGIC

MOD

LVIN

DTC/FC

T/R

VOLIN

VOLOUT

DETO

SQLIN

SD/NOIS

CTCSS/

Q19
3SK299

EXT MIC

R5V

R5V

R5V

Q17 2SC3356

T1

*ONLY W/N Ver.

C5V

HV

Q14 2SA1362
Q15 2SC4116

Q25

TX

RX

COMMON

DATA/CONTROL/BUS,ets

AM DET

AGC

AM/FM

SELECT

AGC

AGC

AGC

OPTION

CONNECT

Q35 2SC2954

T8

50-100mW

Tx* 136.000-174.000MHz
Rx* 118.000-174.000MHz

*Depended on versions

Rx 96.300-152.300MHz
Tx 136.000-174.000MHz

SW

ANALOG

SEL

THROUGH

ALC

SW

SW

ALC

SW

AMP

MIC

SECRET

IC3A
NJM12902V

IC520

IC520

CD4066BPWR

IC520

IC525

IC514
AN6123MS

CUTOFF

SHIFT

DI/AN

SW

DI/AN

SW

AFOUT

TONE

CUTOFF

SHIFT

MOD_I

DIGITAL MOD OUT

ANALOGUE MOD IN/MIC_IN

AFOUT(DIGI_AFOUT)

DETOUT(DIGI_AFI)

IC522 CD4066BPWR

REFMOD

AMP
REG

OPTION

REG

MODIN

CTCSS

Q513 2SB798

Q514 2SC4116

D526 MA2S111

IC521 TC75S51F

Q515 2SA1576

Q525 DTC144EU

Q527

IC525 CD4066BPER

AM MODE

REG

Q36 DTA113ZU

IC12 SN74AHC2G53HDCT

Q37,Q38
XP6501

IC11 NJM3404V

CURRENT

DET

IC11 NJM3404V

for CPU

BSHIFT

ALC

SECRET

DIGI,AN

DIGI,AN

TX_DIGI

AN

OP_PS

SW

SECRET

SW

CTCSS

DETO

AN

UMG2N

TXAF

DETO

RXAF

MIC_OUT

DIGI

IC524
SN74AHC2G53HDCT
Q2
DTC144EU

DTB113ZK

IC5
M62363FP

IC525

SECRET

SIG_OUT

TC4S66F

DAN222

THROUGH

DI_SEC

ALC

PS

Q524
2SA1576

THROUGH

D1 MA2S111

D30 1SS355

Q39,Q40 DTC144EU

D31 MA2S111

LIMIT

CD4066BPWR

CD4066BPWR

Q528 DTA144EE

CD4066BPWR

CD4066BPWR

IC522 CD4066BPWR

EMPHASIS

SW

Q41
2SC4617

PROTECT

REVERSE

& OVER

VOLTAGE

D21 DSA3A1

D20 RD20E

21.7MHz

(21.25MHz)

D27,28 1SS400

SECTION 10

BLOCK DIAGRAMS

10-1 IC-2200H

10 - 1

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