![background image](http://html.mh-extra.com/html/icom/ic-92ad/ic-92ad_service-manual_612379051.webp)
ATT
RF
AMP
BPF
CERAMIC
ANT
SW
RF
AMP
PWR
DET
PWR
AM P
RF
AMP
LPF
RF
SW
AGC
DET
BPF
BPF
CERAMIC
LPF
X3
APC
CTRL
J1000
HEC2711
FIL
LOOP
VCO
HP F
BPF
XTAL
X4
BUFF
ATT
BUFF
RF
SW
AGC
DET
IF
AM P
AM
DET
BPF
CERAMIC
IF
AM P
D/A
RF
SW
IF
AM P
YGR
AM P
RF
AMP
RF
SW
DRIVE
AM P
RF
SW
LPF
RF
SW
BPF
BUFF
BPF
RF
AMP
X2
HP F
GATE
CTRL
RF
SW
BPF
HP F
LO
SW
BPF
RF
SW
ATT
PWR
DET
RF
AMP
IF
AM P
LPF
RF
SW
RF
AMP
BPF
RF
AMP
VCO
FIL
LOOP
PLL
IC
BPF
LPF
BPF
RF
AMP
VCO
RF
SW
BPF
CERAMIC
LO
AMP
RF
SW
ATT
BPF
XTAL
LPF
VCO
BPF
RF
SW
RF
AMP
BPF
BPF
RF
SW
BPF
RF
AM P
ANT
SW
RF
AMP
RF
SW
RF
SW
RF
SW
RF
SW
BPF
RF
SW
RF
SW
BPF
RF
SW
BPF
RF
AMP
AM P
VCO
IF
AM P
AM
DET
BPF
RF
AMP
HP F
BPF
PLL
IC
BUFF
BPF
LPF
D9:1SS362
DC
SW
Q1000:HAT1026
D1000:MA2S728
D1001:RB060
I/O
IC950:M6235
2
IC951:CD4094
RF3V
SEL
Q252:UNR9115
Q251:XP1115
Q302:UNR9115
Q303:XP1115
Q451:UNR9115
Q452:XP1115
Q652:XP1115
Q702:UNR9115
S-TXV
SEL
T6
REG
TO BATT
Q650:UNR9211
Q651:XP1501
Q652:2SB1132
IC700A/B:CD4066
TUNEA1,A2,B1,B2
REFC,PSET,DSET
BSHIFT,VSHIFT,ATT
DATA,CK,DASTB1
DATA,CK,IOSTB1
300MC
V BUAC,BCVCOC,BCC,50MC
HV
VCC
U HFC,VHFC
800MC,80MC,VAUBC
Q304:XP4315
Q900:UNR9115
D158:JDP2S04
TEMP
Q 1:XP1114
D7:1SV308
+3V
Q150:UNR9211
IC150B:NJM3404
Q2:UNR9211
Q 1:XP1114
D8:1SV308
Q100:2SK3476
TTEMP
D3:1SV308
DET
Q102:2SC3356
D1:1SV307
Q3:UNR9211
Q101:2SK3475
IC100:UPC3223
D4:1SV308
D6:1SV308
RF UNIT
RF UNIT
D304:MA2S077
Q601:3SK318
D307:HVC375B
D604:HVC376B
D606:1SV308
D400:1SV308
D702:HVC375B
Q401:3SK318
Q701:2SC5006
D402:HVC376B
D405:1SV308
D200:1SV308
D502:HVC375B
D250:MA2S077
D505:HVC375B
D254:MA2S077
D508:1SV308
D253:MA2S111
D602:HVC376B
D705:MA2S111
D305:HVC375B
D603:MA2S111
D308:HVC375B
D605:HVC376B
D311:1SV308
D655:1SV308
Q400:3SK318
Q700:2SC5624
Q450:3SK318
D403:HVC376B
D454:1SV308
D201:MA2S077
Q500:2SC5195
D252:1SV325
D506:HVC375B
D255:1SV325
D600:1SV308
D300:1SV308
D650:HVC376B
Q300:2SC5006
Q651:3SK318
D309:MA2S077
D653:HVC376B
D302:1SV308
D700:1SV308
D401:HVC376B
D703:HVC375B
D404:MA2S111
D706:1SV308
D451:HVC376B
D500:1SV308
Q200:2SC5226
D503:MA2S111
D251:MA2S077
D507:MA2S077
D256:1SV308
Q600:3SK318
D301:MA2S077
D651:HVC376B
D306:MA2S077
D652:MA2S111
Q301:2SC5006
D654:HVC376B
D303:1SV308
D 701:1SS362
D450:HVC376B
D704:HVC375B
IC900:UPC2757
A BAND 1st mixer
B BAND 1st mixer
D452:HVC376B
D453:MA2S111
D5:1SS362
D501:MA2S077
D203:1SV308
D504:MA2S077
Q250:2SC5006
Q501:2SC5195
D202:MA2S728
D601:HVC376B
D55:1SV286
D102:MA2S077
Q201:2SC5006
D52:MA2S077
D850:1SV308
VCO3V
IC800:LMX2313
D3:1SV325
U
319.175
538.345MHz
D53:MA2S111
D5:1SV325
D100:1SV286
VCO UNIT
Q101:2SC5006
REG
Q1:2SC5195
Q 51:2SC5195
D103:MA2S111
D6:1SV325
Q200:2SC5006
Q52:UNR9211
Q2:UNR9211
Q850:2SC5006
Q102:UNR9211
BC
62.145
131.645MHz
D54:1SV325
D1:1SV325
Q202:2SC5006
D 51:HVC376B
D 100:MA2S077
D101:HVC375B
V
131.350
235.645MHz
D2:1SV308
D4:MA2S111
D104:HVC375B
M ODE
Q105:UNR9115
M ODE
FM
D ISCRI
Q300:UNR9113
Q1:2SC4215
15.3MHz
D 203:1SS364
Q351:2SC5195
M ODE
X450:CR-826
Q100:2SC4215
IC200:TA31136
Q453:XP4315
Q104:XP6501
D352:HVC375B
SW
Q203:XP6501
Q201:UNR9213
SW
D2:1SS364
D ISCRI
Q101:UNR9211
Q301:2SC5195
FM
Q2:2SC4215
SW
D350:HVC375B
SW
Q450:2SC4215
D100:MA2S728
IC100:TA31136
D450:1SS364
Q104:XP6501
M ODE
IC500B:CD4066
D351:MA132
V
164.350
220.350MHz
Q203:XP6501
MODE
MAIN UNIT
MOD E
Q102:XP1115
MUT E
FI1:FL-394
MODE
D300:1SV325
D 202:1SS364
FI2:SFECV13.35MAS
Q353:2SC5006
SW
D102:MA13
450kHz (FM/AM)
1.95MHz (WFM)
2nd LO:
61.2MHz (FM/AM)
15.3MHz (WFM)
61.65MHz (FM/AM)
59.25MHz (WFM)
2
Q451:2SC4215
D301:HVC376B
IC500C:CD4066
Q200:2SC4215
SW
Q202:XP6501
U
333.650
426.345MHz
SW
SW
MUTE
SW
IC50:UPC2757
D 3:1SS364
Q350:UNR9113
MODE
MODE
FI50:FL-335
IC400:MB15E03
D103:MA132
Q452:2SC4215
Q103:XP6501
D200:MA2S728
Q204:UNR9115
FM
DET
DET
FM
T5
TXC
+5V
Q830:XP4601
X200:JTBM450
X100:JTBM450
IC150A:NJM3404
Q152:UNR9211
D 153:MA2S728
Q153:UNR9211
D154:MA2S728
IDET
HV- I
HV
D151:1SV271
D 150:MA742
D 152:MA742
D155:MA742
D156:MA742
D157:MA2S728
D 851:MA2S111
Q800:XP1115
Q801:UNR9111
D 10:HSB88AS
D 452:MA132Wk
FI200:LTWC450E1
FI201:CFWKA450KHFA
D 204:MA2S728
D205:MA2S111
FI100:LTWC450E1
VCC,+3V
D 104:MA2S728
D105:MA2S111
D310:MA2S728
D451:MA2S728
D159:JDP2S04
Q 700:2SA1832
IC704:LM2904
Q701:UNR9213
D 700:MA8030
D160:1SV271
D10:1SV308
Q151:UNR9211
Q205:UNR9115
A:0.5M-30MHz
A:30M-76MHz
Tx:430.000M~450.000MHz
Tx:144.000M~148.000MHz
A:174M-260MHz
A:76M-118MHz
A:118M-174MHz
B:118M-174MHz
A:470M-600MHz
A:260M-350MHz
A:350M-470MHz
A:350M-470MHz
B:350M-470MHz
A:600M-1000MHz
59.25MHz (WFM)
13.35MHz (WFM)
46.35MHz
2nd LO: 45.9MHz
2nd LO: 45.9MHz
46.35MHz
450kHz
61.65MHz (FM/AM)
COMMON
CONTROL
RX(Analog voice)
TX(Digital voice)
RX(Digital voice)
TX(Analog voice)
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