Icom IC-9700 Service Manual Addendum page 49

(Replacement page)
June 2019
Q8621 D8621,L8624
AMP BPF X2
49.152MHz
DAT12,CLK12,LE12,CE12,ULKL12 For PA-C,PLL-IC
IC8701
CGSDO,CGSDIO,CGSCLK,CGCS
OUT1 DIV2
Clock
Generator
24.576MHz
For DV-DSP CoreClock
12.288MHz
DVCK
IC8692
IC8693 12.288MHz
FPCK_P
DIV
LVDS
FPCK_N DRIVE 24.576MHz
24.576MHz
LVDS
D8811
IC8812 IC8811
REF10M
BUFF AMP LIMIT
REFINS
FPGA RX-ADC
IC7601
DARST,DASLP,DATXE,DAALA, IC7201
DASCLK,DACS,DADO,DASDIO
PARITY,SYNC,FRAME,
DAC
DACLK,DAD00~DAD15
LVPECL
VRF:144.0~148.0MHz
URF:420.0~450.0MHz
12IF:305.632~365.632MHz
LVPECL
Q8641 D8641,L8644
AMP BPF X2
98.304MHz
Q8661
AMP BPF
For DAC SamplingClock
196.608MHz
DACK_P
1179.648MHz
DACK_N
196.608MHz
DCREF
For 1200 PLL-IC
SPLITTER
196.608MHz
ADC_ENC
For ADC SamplingClock
IC8691 Q8601,Q8602
AMP BUFF
X8601
REFV
49.152MHz
J7403
D8801/8802
Q8801
EXT-REF IN
AMP LIMIT ATT
TX-RF
BALUN HPF LPF
Fc:120MHz Fc:480MHz
DRIVP
1179.648MHz
DACK_P
DACK_N
The underlined parts have been updated from the addendum of the previous version, or from the original page.
Explanatory notes
CONTROL Line
IC1161
COMMON Line
VRRF
BPF
DATA Line
fc=146MHz
TX Line
VPONS
RX Line
IC1162
Voltage Line (14V)
5V
REG
Voltage Line (8V) VRXS
PHV
P8V
IC101 Q201
VTRF PRE DRIVE
ATT
DRIVE AMP
Q111 IC211
5V
SW VDIDV BIAS
VTXS
PA-A UNIT
MAIN UNIT
D3141 IC3101
RF
PIN
SW
ATT
AGCAV VRXS
D3131/Q3131
MUTE
12RSS
D3341 IC3111
PIN RF
ATT SW
AGCBV URXS
D3011 D3021 D3041 IC3031
RF
PIN PIN PIN
AMP
ATT ATT ATT
Q3031
ALC SW
VTXS
UTXS
12TXS
9-2a
VHF_RX
D1121~D1124
PRE ATT/ 144~148MHz
BPF HPF
AMP MUTE
fc=146MHz fc=90MHz
VATONS
VTXS
RL401
TX/RX
SW
VTXS
Q301
PWR
14V
AMP
VHF_TX
IC211
VFIDV BIAS
HEAT
VTHML
SENSOR
VRRF:144~148MHz VRRF
IC3501
8V AAL5V AAL5V
REG
IC3121
RF 12RIF
SW
12RSS
IC3511
8V ABL5V ABL5V
REG
URRF:430~450MHz URRF
VHF
HPF LPF
fc=144MHz fc=148MHz
IC3061
RF
UHF
LPF HPF LPF
SW
fc=450MHz fc=420MHz fc=450MHz
VTXS
UTXS
1R2G
HPF LPF
12TXS
fc=300MHz fc=400MHz
IC691
VFORL BUFF
VHF ANT
IC691
VREFL
BUFF
D801,D811
SWR
LPF
DET
Q701,Q702
PREAMP
SW
VEPS
VEPL
IC3171
AAL3R3V
REG
IC3371
ABL3R3V
REG
ATT VTRF
UTRF
12TIF