Icom IC-F1000D Service Manual page 29

SECTION 9. BLOCK DIAGRAM
MAIN UNIT
CHASSIS UNIT
3.3V
Q41,42
RLED
LED
CTRL TLED
DS5
G
R
AF CUSTOM IC
SQIN
IC5
SQL
R405
VOL1
DISC
AFVOL
R406
5V
AFO
Q28,29,
D26 VOL1
REF
DC_SW VCON BUFF
BAL
J2
VOL1
MOD
EXT_MIC
HSJ1102-018540
5V
MC1
MICI MIC
INT_MIC
AMP
EM6027P Q27
MICSW ATX
5V
Q30
PTTDET XPTT
VCC 5V
Q31,32,
Q35,36 D35
AF
PWR
J4
CTRL MUTE
CL
EXT_SP
IC6
AF IC8
AMP AFVO
TC38-108-01
INT_SP
SP1
Q4,D58
S5V
RIPPLE
MOD
5V
5V LVA LVA_SW
PLSW
IC17
LVIN SW
LOOP
LLSW
IC2
IF IC
3.3V
X1
VCON
15.3MHz
DISC
5V
IC19
NOISE NOISE
SQIN AMP
Q59
NOIS
ADS ADS_SW
NWC
Q34
N/W_SW
3.3V 5V
R406
LVA
VOL1
R404
BUFF
T1
R405
VOL1
T2
BEEP
BUFF
VOL1
R401
R400
MOD
VOL1 R402
DMO
LPF
LINEAR
CL
CODEC
VOL1
ALC
MOD SSO,SSK,DAST,RORES
AMP TX/RX
LINE
SW
LIMIT
CTRL
HPF AMP
VCOMO1
BUFF
VCOMO2
×2
AMP
BCLKX1,BFSX1,BDX1,BDR1
MCLK
D31,32
VOX
VOXV
DET
Q44
AFON
SHIFT
SW
5V
DCSFT
AMP AFO
9-1
VCOV
FIL
S5V
D52 Q53,
D50,51,D54
FM Q54 Q55
MOD RF
TX_VCO
BUFF
AMP
Q7,Q47 5V
VCO
SW RXC
IC17 Q52,
D48,49,D53
RX VCO
Q8
VCO R5V
SW
S5V
FIL
Q56
BUFF
R5V
RSSI
BFSRO,
BCKRO,BDRO
A/D_SW
CPUV
IC12
EEPROM
CH
CBI0-3
SELECT
LIGT1
RLED
TLED
POSWH
BEEP
VOXV
XPTT
IPTT
ATX CPU
IC10 SIDE1
AFON
SIDE2
CPUV
Q39,D34
KR0-3
CLO
LEVEL KS0
CONV CLI
ASCL,
3.3V
ASDA,
AINT TEMP
IC9
MOTION CPUV
SENS IC11
X2
DSCK,DSS,
RESET
DSIRQ,
DMOSI,DMISO,
CR-925 14.7456MHz
DPDN,DRES
VCOMO1
BFSRO,
BCKRO,BDRO
3.3V_VDD 5V
DSP
IC14 IC15
CLKOUT,
DRES
BUFF
MCLK
X3
12.288MHz
BDR0,BDX0,
FCS,BCLKX0
T5V R5V T5V HV HV
D55,56
Q51 Q50 Q49
PRE
TX/RX DRIVE PWR
DRIVE AMP
SW AMP
136.00-174.00MHz
T5V
IC18
APC
AMP
LPF
182.35-220.35MHz
3.3V 5V
Q23,D14
AGC_CTRL
R5V
D59,60,61
D42,43
Q58 Q48
RF
BPF BPF
AMP
1st_MIX
T2 T1
46.35MHz
FI1
Q1,
XTAL
D1,2 D3,4
BPF
FI2 A/D_SW
XTAL
BPF
VCC
VOLTAGE
BATV
SENS
PWON
5V
RFPC
Q2,57
S5C
TXC
S5V DC_SW
RXC
BATV
S5C
Q13,14
AFVI
S8 T5V DC_SW
EMER
S9
TXC
S6 Q17,18
S7
R5V DC_SW
RXC
3.3V CPUV
Q37,38
TEMP 3.3V DC_SW CPUV
3.3V_VDD
3.3V_D PWON
3.3V_A
IC13
DC-DC
1.6V_D CPUV
1.6V
3.3V
3.3V_D
D37,D39
DRES/
CLKOUT
for_J-TAG
HJ7
3.3V_VDD 3.3V_D
IC16
FLASH
TMS,TDI,TDD,TCK,
BCLKXO
TRST,EMU0,EMU1,
BDXO,BFSXO,BDRO,
FCS,DRES,C4,C5,
136.00-174.00MHz
ANT
T5V
D44,45
400-470MHz
ANT
LPF
SW
D46,47
PWR
DET
RFPC
HQ24
TX MUTE
CTRL
TMUT
AGC
LPF
HV
Q33,26,
D29
POSWH
F1
BATTERY
DC_SW
2 1
PWON
IC4
+5
REG
F081-0025A
PWON
R191
3.3V
AFVI
IC7,D33
DC-DC
3.3V
PWON