Icom IC-7700 - Roofing Filters, DSP Filter Shape, and Noise Blanker

9 - 3
REVERSE
PO_DET
Q401:2SC4116
D402:MA742
RL401
RL_CTRL
Q402:2SC4081
Q403/Q404:DTA114Ex2
ATT
6dB
RL353
ATT
12dB
RL352
RL351
RL21
BPF
D_SEL
RF
AM P
2SC5551
Q201
RL2
RL381
BPF
50-54MHz
D_S_CTRL
BU2099x2
IC4/IC5
HSB88W S
D506
BPF
BPF
BPF
BPF
YGR
AMP
2SC5551
Q801
LPF
LO
AM P
Q507
2SC4673
BPF
BPF
BPF
BPF
FL-348
FI503
BPF
RF
AMP
2SC5501
Q508
ATT
IF
AM P
2SK882
Q506
BPF
BPF
HSB88WS
D505
ATT
IF
AM P
2SK882
Q504
IF
AM P
3SK294
Q501
TA4107
IC 5 0 3
LPF
NJM5534x2
IC501/IC502
ATT
P.AMP1
2SC5551x2
Q1007/Q1008
LO
AMP
Q1101
2SC3950
RL1005
P.AMP_SEL
LPF
NJM074
IC1505(1/4)
IF
AMP
NJM5534
IC1504
P.AMP_ON
RL1006 RL1004
P.AMP_SEL
IF
AM P
NJM5534
IC1506
BUFF
2SC483
5
Q1502
P.AMP2
2SC5551
Q1006
90deg
MMBFU310x2
Q1211/Q1212
LPF
BUFF
2SC4835
Q1501
SD5400
IC1051
9A41
IC 1 5 0 2
IF
AM P
2SC5501
Q1401
P.AMP_ON
RL1003
LO
AM P
2SC4673
Q1301
IF
AMP
NJM5534
IC1503
IF
AM P
2SC4402x2
Q1402/Q1403
BUFF
TC74LCX00
IC1651(1/4)
RL_CTRL
IC1701:CD74HC4094
IC1703:TD62783
9A41
IC1501
NJM074
90deg
IC1505(2/4)
LPF
LO
AM P
Q1105
2SC5501
LO
AM P
Q1104
2SC3950
BUFF
2SC5551
Q1352
ATT
ATT
AGC
DET
D1653:1SS355
IC1652:BA15532
AGC
AMP
NJM072
IC1653(1/2)
AGC
AMP
NJM072
IC1653(1/2)
RL_CTRL
BU2099x2
IC101/IC102
LO
AM P
2SC4215
Q1651
Q805:DTC114E
TRV-SW
Q804:UMH11N
EEPROM
CAT24WC256
IC1
TRVANT
1
2
RL402
BPF
54-60MHz
30-50MHz/
ATTATT
LPF
IC1903/IC1904
CD74HC4094MX2
SERI/
PARA
BUFF
IC1901/IC1902
TD62783AX2
RL_CTRL
Q381/Q387
DTC114Ex2
HPF
CTRL
Q1102:DTC114E
Q1103:2SB1123
CTRL
Q1213:DTC114E
Q1214:2SB1123
HPF
ATT
BUFF
TC74LCX00
IC1651(1/4)
BUFF
TC74LCX00
IC1651(1/4)
RX_OUT
1
2
RX_IN
1
2
P.AMP2
2SC5551
Q902
BPF
XTAL
FL-396
3kHz
LPF
BPF
XTAL
FL-364
15kHz
CTRL
IC1702
CD74HC4094
NJG1519
IC 1 4 0 3
FIL-SEL
BPF
XTAL
FL-358
6kHz
IC1081:UPG2009
50/HF_SEL
LPF
Q421/Q422:DTC114x2
D 421/D422/D423/D424:MA77x4
EPAD_from_LOGIC
MUTEI_to_LOGIC
SW
Q2001
2SC4081
MET_from_LOGIC
+15V
BPF
CERAMIC
FI502
CFWS455IT
BPF
CERAMIC
FI501
CFWS455D
LPF
- 1.6MHz
BPF
15-22MHz
BPF
8-11MHz
BPF
6-8MHz
BPF
2-3MHz
BPF
4-6MHz
BPF
22-30MHz
BPF
3-4MHz
BPF
1.6-2MHz
BPF
11-15MHz
T15REG
Q802:2SB1119
Q 803:DTC114E
LPF ATTATT
FIL SEL
Q 502:DTC114
Q503:UMH11
DiSW_CTRL
Q383/Q384/Q385/Q386
DTC114Ex4
P.AMP_ON
P.AMP_ON
RL902
P.AMP_ON
RL903
RL1202
P.AMP1
2SC5551x2
Q1209/Q1210
P.AMP_ONP.AMP_ON
RL1201
NJG1519
IC 1 4 0 2
FIL-SEL
CTRL
Q1702:XP4311
CTRL
Q1703:XP4311
RL431
RL410
BUFF
Q 260 DTA114
BUFF
Q320
DTA114
ATT
RMUT
TRV TX
TRVS
DIGISEL UNIT
8- 11M
1.6 - 2M
15- 22M
4- 6M
6- 8M
11- 15M
2- 3M
3- 4M
22- 30M
50- 54M
ALC(MAIN UNIT)
3rd Lo IN
491kHz
TX IF IN (TX36kHz)
Σ
RX IF OUT
RX IF OUT
2nd Lo IN
TRX 1Lo
TX LINE
RX LINE
COMMON LINE
LINE
64.0MHz
SCOPE IF OUT
(SCOPE UNIT)
Bw=20k
Bw=4K
RX AGC DET
RX 2nd Lo
HPOFF
HPR2
HPR1
AGC IN
B0- B9
HF50
ATT12
ATT6
MDAT/MCK/BPST
VP1OF
VPR1
TXB1- B10
TRVST
DSCL DSDA
TO/FROM CPU
FROM CPU
DSONA
DRIV(MAIN UNIT)
TRV OUT
TX SCOPE OUT
(SCOPE UNIT)
RSEL
Marker
(100kHz)
M DAT/MCK/RSTBT
DDAT/DCK/DSTB
T8V
R8V
B10
MDAT/MCK/RSTBR
MAGCA
DAGCA
R2LO
RANS
IFW
IF N N
IFN
MDAT/MCK/RSTBR
VH3V
(MAIN UNIT)
(MAIN UNIT)
RF UNIT
(PLL UNIT)
EXT KEYPAD
METER OUT
DC OUT
(PLL UNIT)
(PLL UNIT)
(PLL UNIT)
B10W
B7
B6
B5
B4
B3
B2
B1
B0
B9
B8
PA input
T8V
T15V
T15V
T15V
T15V
MODS
HF3V
VPR2
MCF-W BOARD
MCF-M BOARD
MCF-N BOARD
MODS
HF3V
VH3V
RX_ONLY_INPUT
(FROM ANTSW)
RXINPUT
(FROM_CTRL)
T8V
B10
B10W
R8V
TXB1
TXB2
TXB3
TXB4
TXB5
TXB6
TXB7
TXB8
TXB9
TXB10
15V
RL1 RL2
RL21 RL22
RL51 RL52
RL81 RL82
RL111 RL112
RL141 RL142
RL171 RL172
RL201 RL202
RL231 RL232
RL261 RL262
DSAPA
FI1401
FI1401
FI1401
TO CTRL UNIT
FROM CTRL/ANT-SW UNIT
TO MAIN UNIT
FROM MAIN UNIT