Icom IC-A16 User Manual

8-1
SECTION 8 BLOCK DIAGRAM
ANT
LPF
PLL
IC
MIC
MUTE
MATRIX
EEPROM
ANT
SW
PWR
AMP
PRE
DRIVE
LPF
BUFF
BUFF
LOOP
FIL
RIPPLE
FIL
BPF
RF
AMP
BPF
XTAL
BPF
IF
AMP
IF
AMP
FM
DET
AGC
AMP
ATT
PWR
AMP
LPF
BUFF
VCO
SW
BUFF
EXT MIC
BATTERY PACK
7.2V
RESET
AMP
HPF
LPF
APC
AMP
DRIVE
AMP
EXT SP
XTAL
BPF
MIC
MUTE
BPF
BUFF
LIMIT
AMP
IF
AMP
AM
DET
×3
AGC
AMP
D/ A
D/A
ALC
AMP
D/A
SP1
D/A
LCD
DRIVER
LCD KEYBOARD
RESET
BUFF
D/A
AMP
T2 T1 POW
POWER
DET
LO-SW
S OUT
MIC
CONTROL
IC500
CPU
EXT PTT
DETECT
AF AMP
REG
EXT-MIC
REG
ALC
CONTROL
AM/FM
SW
INT SP
ANL
NOISE
DET
Tx:118.000~136.99166MHz
Rx:108.000~117.975MHz
118.000~136.99166MHz
161.650~163.275MHz
208.000~209.625MHz
154.350~183.34166MHz
46.350MHz Narrow
IC1
Q33Q30Q28
IC18
D36,D37
D21,D26Q20
Q15
Q17
Q13,D6,D7
Q10,Q514,Q515
Q7
D38
TXV
REG
D42,D43,D44
D31,D35
Q34
D29,D30
Q29
Q27,D48
15.3MHz
IC5
IC510
R5S
IC12_1/2
TXV
R5S
SW
Q31
Q19,Q21
Q16,D9
Q23
Q9
Q1,Q2
IC3,Q512
CLONE
I/O
IC19
DS503
IC501
RX-VCO
TX-VCO
VCC
CLONE IN
CLONE OUT
CPU3
REG
HV
TXV
R5S
R5S
FI4
Q511
JACK
DETECT
VOX NOISE
A/D IN
MOD
ATT
ATT
FM DET
RSSI
POWER
SW
IC14b,Q26
Q14,D4,D5
HV
+3.3V
REG
PCON
IC504,Q504
D39,D41
FIL
SW
FIL
SW
FI3
VOX
IC10,D8
VOX DET
D24,D25D22,D23
Q37,D47
IC511
Q35,D45
Q36Q22,D11
TXV
118.000~136.99166MHz
208.000~209.625MHz
154.350~183.34166MHz
118.000~136.99166MHz
X1
Q38
+5V
SHIFT
IC7,Q8
+5V
+5V +3.3V
+3.3V +5V
45.9MHz
FC
IC14a
+3.3V+5V
+5V
+5V
+5V
+5V
AMON
FMON
+5V
TXV
R5S
IC15_5
46.350MHz Wide
POW
EMBI
PAD
MMUTE
Q513
VCC
EXITREGC
PTT
+3.3V
+3.3V
+3.3V
IC15_1
+5V
ALCC
IC15_2
VCC
AFC
IC15_3/4
BEEP
IC4a
+5V
+5V
IC4b
+5V
IC12_3
BTMICSW
BTMIC
CLONE
RSSI DETO AGC
JACKDET
IC503
+5V
+3.3V
CPU3
IC512
RESET
CPU3
CPU3
X501
19.6608MHz
Bluetooth
KEY
BACKLIGHT
+3.3V
REG
BTAF
BTMIC
BTSW
HV
BT3V
LCD
BACKLIGHT
+5V
REG
VOL
IC15_0/6/7
POW,T1,T2
TXC
+5V
IC17
R5C
+3.3V
DC
SW
CPU3
VOL
PSWO
PSWIN
IC16
IC505,D508
Q517~Q519
DS504,DS505
+5V
LIGHTC
D500~D505
D510,D511
LIGHT
CTRL
Q503
DS1~DS6
S1~S16
IC508,D510
IC509
IC507
BTTXD,BTRXD
BTTEST,H_PTT,HOPC
SW
S500,S502~S504
INTPTT
SQLDN
SQLUP
LOCK
KR0~KR3
KS0~KS3
INT
LINH,LSCK
LSO,LCS,LSMD
ECK,EDATA
PDATA,PCK,PSTB,UNLK SDATA,SCK,DASTB SDATA,SCK,2365_CSN,2365_RST
PDATA,PCK,PSTB,UNLK
SDATA,SCK,DASTB
SDATA,SCK,2365_CSN,2365_RST
+5V +3.3V
R5S TXV
D40
MC1
Q505,D509
R261
R261
IC506
Q508~Q510
KR0~KR3
KS0~KS3
+5V
Q523
ON
IC6
BTMICSW
ALCC
MMUTE
PTT
CLONE IN
CLONE OUT
JACKDET
EXITREGC
EMBI
FC
BT_DEMP,CPU_DEMP
BEEP
PLLSW
Q522
D10,D12,D49
FRONT UNIT
MAIN UNIT
IF IC
Explanatory notes
RX Line
TX Line
Voltage Line (VCC)
Voltage Line (+5V)
Voltage Line (+3.3V)
COMMON Line
DATA Line
Voltage Line (HV)

Icom IC-A16 Specifications

General

Brand	Icom
Model	IC-A16
Category	Transceiver
Language	English