Icom IC-V8000 Service Manual

9 - 1
SECTION 9 BLOCK DIAGRAM
ANTENNA
LPFLPF
LPF
LPF
BPF
ANT
SW
TX/RX
SW
AF
AMP
RF
AMP
DRIVE
AMP
PWR
AMP
PRE
DRIVE
BUFF
BUFF
LO
AMP
IF
AMP
APC
CTRL
LOOP
FIL
PLL
IC
FUN
CTRL
DRIVE
AMP
ATT
CERAMIC
BPF
CERAMIC
BPF
XTAL
BPF
X2: CDB450C24
D/A
AF
MUTE
+5
REG
+8
REG
J1:
EXT SP-JACK
52330-1217
MF1
J2:
52330-1217
T8
REG
APC
CTRL
LIMIT
PWR
DET
D12: XB15A407
D27: XB15A407
D19: XB15A308
D16: HVU131TRF
D14: MA742
D17: MA742
IC6a: NJM12904V
Q26: DTA144EU
HVHV
SWHV
Q23:
RD70HVF1
Q20:
2SK3075
Q18:
2SK3074
D6: MA77
D7: MA77
Q11: 2SC4406Q9: 2SC4406
Q12: 2SC4406
Q6: 2SC4226
D2: HVC375B
D4: HVC375B
Q7: 2SC4226
D5: HVC375B
D15: 1SS355
IC6a: NJM12094V
D18: MA2S111
D13: HVC350B
D9: HVC350B
D10: HVC350B
D11: HVC350B
Q27:
3SK272
FI3: FL-310
FI4: FL-310
Q16:
2SC4406
REF
OSC
Q4: 2SC4116
D3: HVC376B
X1: CR-659
Q2: XP4601IC1: LV2105V
CP
OUT
(LOOP-SW)
HVSW
C5V
REG
C5V+8V+5V SWHV
Q28: 2SC4684
Q30: DTA143TUA
Q31: DTC143ZU
IC8: IC7:
TA7808F
Q21:
DTB113ZK
Q22:
DTC144EU
TA78L05F
Q32: 2SC4116
Q33: 2SB1132
D22: MA8075
PWRON
FANC/1/2
SWHV
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,
RSSI, SQLSW)
IC4: TA31136FN
FI1:
CFWS450F
FI2:
CFWS450HT
W/N SW
Q13: DTA144EU
Q34: 2SC4116
D23–D26:
MA2S111 X 4
DC AMP
Q10: 2SK1069
EXP
PORT
IC2: BU4094BCF
AF OUT
SP
CLONE
T3
T2
T3
SQLATT
Q29:
2SC4213
IC9:
LA4425A
MAIN UNIT
MOD
DTC/FC
VOLOUT
DETO
SQLIN
Q19:
3SK272
R5VR5V
R5V
Q17: 2SC3356
T1
MODIN
HV
Q14: 2SC1734
Q15: 2SC4116
Q25: DTB113ZK
D28: MA742
BPF
LPF
LPF
LCD
HPF
HPF
SP1
X1:
CR-663
IC7: HD6433876B53H
CPU
IC3b: NJM12902V
ANALOG SW
IC6: BU4066BCFV
IC3c: NJM12902V
IC3d: NJM12902VIC3a: NJM12902V
MIC
AMP
MIC
SW
DIMMER
EEPROMRESET
IC5: HN58X2432TI
DS19:
L1-0256TAM
Q6: 2SA1576
Q7, Q8, Q12: 2SC4116 X 3
Q9: DTC144EU
D20: DAN222
DS1, DS2, DS4, DS5, DS7, DS8, DS10, DS11:
SEC2422C X 8
DS13, DS14, DS16–DS18: SML-310MT X 5
INT/KEY
MATRIX
D7–D9, D21: DAN222 X 4
D11: 1SS133
D12–D17, D22, D23:
MA2S111 X 8
EXP
PORT
IC8:
BU4094BCF
Q5: DTC144TU
D6: DA221
CLONE
BUFF
IC4: S-80942ANMP-DD6
Q3: XP4601
CLOCK
SHIFT
Q4: DTC144EU
IC2: TC4S66F
D4: DAN222
MIC
JACK
MOD
MICDATA
BUFF
PTT/
UP/DN
SW
IC1: TA75S393F
D1: MA8091
Q1: 2SC4116
D2: MA2S111
VOL
SQL
DIAL
LOGIC BOARD
LVI N
RXAF/MODOUT
VOLIN
SD/NOIS
CTCSS/BEEP
EXT MIC
PDET
TX
RX
COMMON
DATA/CONTROL/BUS, ets
CHASSIS
[USA] ONLY
C5V

Icom IC-V8000 Specifications

General

Brand	Icom
Model	IC-V8000
Category	Transceiver
Language	English