Block Diagram - Icom IC-F1000 Service Manual

SECTION 9.

BLOCK DIAGRAM

• For #01, #04, #05, #08, #09, #12 and #13
LVIN
15.3MHz
NJM12902
X3 CR-794
IC7
BAL
VCON
TCXO
BUFF
REF
AK1542
IC15
PLL
IC
45.9MHz IF IC
BPF
D/A
SQIN
REF
DISC
R132
NJM12902
VOL1 IC11
LPF
/SUM
LVA
T1
CTCSS/DTCS
T2
IC5
LM2902
IC10
LPF
CTCSS/DTCS DEC
DMG504010
Q5
DISC
LPF
LM2902
IC7
CENC1 (PWM)
LPF
IC24
+3V
REG
Q19 S4
DUSE FIL CH
SW SELECT
IC22 IC23
CONV
SENSOR
D6
SHIFT
SW
S5V
2SC4116
Q23
IC14
RIPPLE
FIL
TC4S66F
RX VCO
D10
Q25
D9,D32
LV
ADJ
LOOP LV
FIL
TX VCO
D11
LVA LV
ADJ
Q27
D33,D12
D13
1SV309
Q28
FM VCO
MOD SW
IC16
RSSI NOIS
SPLT
IC2
MSK
FM/PM
NJM12902
IC11
AMP
DTMF/5TONE
LPF
MOD
AFO
IC13
EEPROM
NDIS Q41
LIGHT
LED
RSSI CTRL
BEEP
SENC
R155
TEMP
SDEC
AF VOL
LVIN
CPU AFVI
CDEC EPTT
VOXV
PTT
IC9
IPTT
PUSH1
F1
P1
KEY1
P2
PUSH1
KEY2
PUSH1
F2
IC8
RES
RESET
CSFT CPU5
Q21:Q22
CR-864
X2
LED
CTRL
12.288MHz
CL-165HR
9-1
Q29 Q29:LDTC144EE
VCO
R5V
SW
D17
2SC5107 2SC5107
D16
Q30 Q31
TX/RX
BUFF
BUFF
SW
Q32
2SC5107
182.35MHz-220.35MHz
HPF
BUFF
R5C
FL-442
Q33 HVB350B
2SC4215 FI1 Q37 D18
3SK293
46.35MHz
IF XTAL
BPF
AMP BPF
MIXER
IC4
LIMIT EMPH
HPF COMP
AMP
D28
HVB350B
MSK MSK
BPF
SCRM
Mod
De-Mod
EXP EMPH HPF LPF
X1
D5
14.7456MHz VOXV
DET
SDEC
IC21 DS2
IC21 DS2
IC21 LCD
LCD
DRIVER
DS3,DS4
DS5,DS6 +5V
DS4
DS3
KEY DS7,DS8
MATRIX DS9,DS10
DS4
S6-S21
Q17
IC19 T5C
T5 T5V
+5V REG
REG
Q16
R5C
R5 R5V
REG
IC20
PWOFF Q15
+5V
VCC REG S5 S5V
S5C REG
+5V
IC6
CPU5 CPU5
REG
S5 F1
YG VCC 1 2
SW12
ERBSE3R00U
HR
DS1
MAIN UNIT
2SC5107 RD01MUS1 RD07MUS2B
Q34 Q36 Q38
PRE PWR
DRIVE
AMP AMP AMP
TA75S01F
IC17
APC
AMP
HVB350B
HVB350B HVB350B
D29 D25 D31
RF
BPF BPF BPF
AMP
Q39
T2 T1
AMP
Q3
EPTT PTT
DET
IC2
Q1
AMP
MIC ATX AUTO_TX
GAIN
NLM12902 MGC0
IC3 MGC1
IC1 TPA0211DGN
AMP
AFO AF
AMP
IC12
TA7368F
AF
AMP
AFON
Q9
Q10
S5V
PWR
VCC CTRL
D7
Q20
CLONE
BUFF
Explanatory notes
136-174MHz
D19
D27
ANT
LPF LPF
SW
D22
D23
PWR
T1
DET
Q40
MUTE TMUT
SW
J1
MC1
EM9745P
CTRL
J2
J3
SP1
1
2
CONTROL LINE
COMMON LINE
TX LINE
RX LINE
DATA LINE