Icom IC-E90, Service Manual

Page: 51 / 57

10 - 2
AF UNIT
CHASSIS
RF UNIT
VCO UNIT
PATMP
WXALT
ANT
LPF
LPF
LPF HPF
HPF
HPF
ANT
SW
ANT
SW
ANT
SW
LPF
BPF
HPF
AMP LPF
DRIVE
AMP
DRIVE
PRE
BUFF
TX/RX
SW
BPF
BPF
BPF
BPF
BPF
RF
AMP
RF
AMP
RF
AMP
RF
AMP
RF
AMP
BPF
BPF
RF
AMP
RF
AMP
BPF
BPF
BPF
BPF
IF
AMP
BPF
AM
DET
LPF
AF
AMP
AF
MUTE
AF
AMP
HPF
LO
AMP
BUFF
BUFF
PLL
IC
FIL
LOOP
BUFF
REF
AMP
APC
CTRL
E
UP
DN
LPF
LO
AMP
AMP
BPF
LIMIT SW
LIMIT
LIMIT
LIMIT SW
SW
SW
SW
SW
SW SW
IF DET
SW SW
SW
SW
50–54 MHZ
144–148 MHz
430–450MHz
0.495–75.995MHz
0.495–75.995 MHz
76–229.995 MHz
230–629.995 MHz
630–999.990 MHz
0.5–30 MHz
30–75.995 MHz
76 –229.995 MHz
230–629.995 MHz
630–999.990 MHz
DC SW
EMI
FIL
EMI
FIL
VCC
HV
T5V
REG
T5V
SW
APC
SENS
PAVCC
T50 T14 T43
DC
FIL VCO3V
SW
V1 V2 V3
V1C
V2C
+3C
TXC
APCS
APCS
APCS PSET
R3
DSET
D/A
AF VOL
FSET
PSET DSET
RXC
AT
T
TUNE
DATA
CK
DASTB
B1C B2C B3C B4C B5C
R3V SW
ATT
CTRL
R3C
R3V
REG
BSFT
BSFT
AGC
ATT
R3V
R3V
R3V
VSFT
VMOD
PDAUL, CK, PLSTB
+3
DIUD
DICK
REMO
EXTM
INTSP
XMOD
DETO
VOLC
VOLC
BEEP
MUTE
SD
NOISE NOISE
TUNE
CTRL
+10V
TUNE
+10V
13.800 MHz
69.45 MHz
13.35 MHz
WFM
CTRL
R3V
AM/FM
SW
AM
AM3
WFM
AM3
WFM
WFM
WFM3
144 MHz
430 MHz
EXTM
INTSP
REMO
EXT
SP
EXT
MIC
ENC
+
–
EXT
DC
BATT
AGC
IOSTB
CK
DATA
ATT
50 MHz
430 MHz
V3C
HV
SW
+3
VCC
+3
FM3
FIL
EMI
FIL
EMI
D6: 1SV308
D9: 1SV308
D4: 1SV307
D19: 1SV271
Q2: UN9215
D16: 1SV271
D12: 1SV271
D13: 1SV271
Q1: UN9211
D2: 1SV308
D18: 1SV308
Q51: 2SK3476
Q52: 2SK3475
IC101: NJM3404AV
Q54: 2SC5289 D54: HVC132 IC51:
µ
PC2762TB
D51: HVC136
D201: HVC136
Q212: 2SC5008
Q206: 2SK880
Q207: 2SC4117
IC201:
µ
PD3140GS
Q355: UN9115
Q352: XP4601
1SS362 D306: HVC136 D302: MA2S077
Q302: 2SC5006 D303: HVC136
D313: HVC136
D307: MA2S077
D308: HVC321B
Q303: 2SC5006
D309: MA2S077
D310: HVC321B
D352: MA2S077
D353: 1SV290
Q351: 3SK320
D355, D356:
1SV290
D354, D359:
MA2S077
D358: HVC136
D351: 1SS362
D401: 1SS362
D402: MA2S077
D403: HVC321B
Q401: 2SC5008
D405, D407:
HVC321B
D404, D406:
MA2S077
Q402: 2SC5006
D408: HVC136
D451: 1SS362 D452: HVC321B Q451: 2SC5624
D453, D454:
HVC321B
Q452: 2SC5008 D455: HVC136
IC351:
µ
PC2757TB
Q356: XP4312
Q354: 2SC5508
D251: RB060L
D252: MA2S728
Q251: HAT1023R
Q101: XP6401
Q102: UN9215
REG
R3
+3
RXC
R3
Q353: XP4312
IC251: M623686P
MOD
MUTE
R3
Q205: UN9113
T50
T14
T43
T6
D50: MA6S121
Q56: XP4316
T3
REG
Q301: UN9213
D101: 1SS364 D102: 1SS364
FI101: DSF444SC
FI102: SFECS13.35MA
Q102: 2SC4403
D103: MA133
D104: MA2S111
IC151:
TA31136FN
Q207: XP1115
D151: 1SS364
D152:
1SS364
FI151: CFWM450E
Q203: 2SJ364
D201: 1SS364
Q201: XP6501
Q202: XP6501
Q204: XP6501
Q205: 2SD2216
Q251: 2SJ364
IC251: M5222FP IC252: TA7368F
X1: CR-583
D1: HVC376B
Q2: 2SC4406 D2: 1SS364 D3: 1SS364
WFM3 FM3 FM3 WFM3
IC51: BU4094BCFV
Q61: UN9115
Q62: XP1115
Q63: XP1115
Q253: UN9115
Q206:
XP4315
Q208: 2SA1576
Q209: XP1501
Q51, Q52, Q53: 2SA1588
Q54, Q56: XP4214
Q65, Q66, Q67: UN9113
Q11: XP1501
Q55: 2SB1132
Q58: XP1115
Q59: UN9115
Q57: 2SD2216
D51: MA2S728
Q1: 2SC5008
Q2: 2SC5008
D1: HVC321B
Q4: 2SC5008
Q5: 2SC5008
D3: HVC321B
D2: MA2S077
Q7: 2SC5195
Q11: 2SC5107
D301: HVC136 D305:
SW
SW
D10: 1SV308
D457: 1SV308
IC1:
µ
PB1509GV
SW SW
D7, D8: HVC136 D9, D10: HVC136 Q16: 2SC5008
DOUBLER
Q211: 2SC4215
Q3: UN9215
140 MHz
Q1: 2SC4117
IC
1/2
Q64: 2SA1576
EMI
FIL
EMI
EMI
FIL
FIL
D7: 1SV308
D8: 1SV308
Lo Frequency: 53.350–99.345 MHz
99.350–560.545 MHz Lo Frequency:
281.675–534.720 MHz
INTSP
EXTM
BEEP
MUTE
VMOD
XMOD
DETO
DIUD
DICK
REMO
SD
+3
VOLC
VSFT
AM
WFM
CHG
PATMP
V1C
V2C
+3C
TXC
R3C
V3C
HV
VCC
+3
CHG
HV
CHG
+10V
BA
BC
BB