Icom IC-E90 Service Manual Download

Page: 55 / 57

11 - 4

R101
4.7k

C101
0.01

C103
4p

C109
100p

L101
0.82

L103
1.5

C105
0.01

C110
0.001

R105
4.7k

C113
0.01

R108
6.8k

R107
15k

R109
47

C115
0.001

C114
8p

R111
220

L104
1.0

D103
MA133

C153
0.01

C116
0.01

R158
220k

C161
0.001

C160
0.001

R159
4.7k

C158
0.001

R156
15k

R155
56k

R167
220k

C156
0.001

C162
0.1

FI151
CFWM450E

D151
1SS364

D152
1SS364

R162
4.7k

R165
12k

R164
12k

C166
0.01

R161
12k

R163
12k

C201
22p

R202
330k

C203
0.01

R205
47k

R203
390

R201
470

R207
220k

R206
1M

C207
0.22

R208
22k

C208
0.01

R209
1.5k

C209
0.1

R211
33k

C210
0.1

R210
100

C205
4.7

C202
0.001

C212
0.047

R212
2.2k

C214
0.01

R219
18k

C217
0.01

R220
100k

R218
10k

R225
15k

C216
0.0022

C215
0.0047

R216
18k

R215
18k

C213
0.0047

R217
18k

C221
0.1

R229
180

D201
1SS364

R214
4.7k

R213
4.7k

R228
180k

C220
0.1

R223
1M

R224
47k

R222
180k

R221
10k

C219
0.1

C218
0.018

C211
0.1

R166
12k

C225
1

C154
39p

C155
150p

R151
22k

R153
1.2k

C159
0.1

C165
0.01

C223
0.1

R232
2.2k

R230
10

R110
220

R251
1M

C252
0.047

R252
47k

C254
0.1

R256
15k

OUT1

IN1

COM

GND

IN2

OUT2

VCC

R254
220k

R253
33k

R260
120k

R261
33k

NC 1

VCC 2

VIN

RIPPLE 5

PHASE

PREGND

PWGND

POUT

R262
4.7k

R264
10

C268
0.047

C265
47p

R263
150

C267
3.3

C260
1

C263
0.1

C269
150

C270
0.001

R259
8.2k

R258
82k

C258
0.1

R257
68k

C253
0.1

C204
0.47

R204
10k

C206
0.1

C167
0.01

R102
4.7k

R103
4.7k

R112
4.7k

R104
4.7k

C251
0.001

J252

EXT.
MIC

J253

EXT. SP
REMOTE

R152
2.2k

C151
0.001

C152
0.1

C274
47p

C272
0.001

J251

S251

C107
0.001

C111
0.001

R154
1k

C163
0.1

C164
10

C289
0.001

C287
47p

C256
0.1

C255
0.001

C286
120p

C157
0.001

C277
0.001

C275
0.001

C276
0.001

C284
47p

C282
47p

C283
47p

C230
0.001

C229
0.001

C228
22

R231
1k

C227
0.001

C261
150

C279
0.001

R265
330

D104
MA2S111

C259
1

C257
0.001

C296
0.001

R233
10k

R234
10k

OSCIN

OSCOUT

MIXOUT

VDD

IFIN

BIAS

FILOUT

FILIN

AFOUT

QUADIN

IFOUT

SOUT

NDET

NOUT

VSS

MIXIN

D101
1SS364

D102
1SS364

FI101
FL-338
69.450 MHz

L151
LS-528

C168
22

R113
150

R114
330

C117
10

C298
0.1

C299
0.1

C302
0.001

C303
0.001

C304
0.001

C278
0.001

EP3

EP3–EP5
MMZ1608Y102BT

EP4

EP5

FI102
SFECS13.35MA

BEEP

IOSTB

PLSTB

DASTB

+10V

PDA/UL

CHG

MUTE

BEEP

MUTE

VOLC

VMOD

PATMP

R3C

DATA

XMOD

DETO

AFV

WXALT

WXAL

REMO

INTSP

VSHFT

VCC

+3C

DETO

+3C

V3C

NOISE

R3C

NOISE

V2C

V1C

TXC

WFM

WXALT

WFM

DICK

DIUD

EXTM

to LOGIC
unit J1

VOLC

BEEP
MUTE

WFM

WXALT

DETO

DET

DETO

NOISE

DIUK

DIUD

EXTM

WFM

R3V

R3C

+3C

VCC

WFM

+10V

VMOD

PATMP

VSHFT

CHG

PLSTB

DATA

PDA/UL

DATA

DASTB

XMOD

V3C

DATA

IOSTB

EXTM

REMO

INTSP

REMO

TXC

DIUD

D1
HVC376BTRF

R3
100k

C3
0.001

X1
CR-583
13.800 MHz

C5
180p

C6
120p

R4
390k

R7
1k

C9
0.01

C17
0.001

R8
47k

R5
47

L3
0.15

C12
2p

C2
0.001

D2
1SS364

C10
4p

R13
12k

R9
47

R11
1.8k

C8
8p

C7
100p

R12
12k

C4
0.01

R63
4.7k

D51
MA2S728

C58
22

C59
22

C60
0.001

R58
10k

R54
4.7k

R56
4.7k

C51
0.001

R52
470

R51
4.7k

C53
0.001

R55
470

R57
470

C54
22

R59
10k

C55
0.001

R60
470

R62
1M

R61
100k

C56
0.001

C57
0.001

STRB

DATA

CLK

VSS

Q'S

OENA

VDD

R1
27k

R2
100k

C1
0.001

D3
1SS364

C18
0.01

R10
12k

C23
7p

D52
MA2S111

R64
2.2k

L8
22nH

C25
6p

C24
33p

C14
4p

L4
0.18

L5
0.18

C11
22p

C13
22p

L9
0.15

C26
33p

R266
270

B5C

B4C

B3C

B1C

B2C

T43

T50

T14

+3C

TXC

V3C

V2C

V1C

FSET

XMOD

REF

J51

C293
47p

+10V

CHG

FSET

VMOD

PATMP

B3C

B4C

B5C

REF

BSFT

VSHFT

VCC

AGC

B1C

B2C

T14

T50

to RF unit
J251

DATA

PLSTB

PDA/UL

VCC

AGC

T14

T50

T43

REF

VCC

V3C

V2C

BSFT

AF UNIT

B5C

B4C

B3C

B1C

BSFT

B2C

BSFT

B4C

B5C

B3C

B1C

T43

PLSTB

DASTB

GND

B3C

B4C

B5C

DATA

REF

VCC

AGC

B1C

T14

T50

T43

DASTB

TXC

C301
0.1

C300
0.1

Q102
2SC4403

Q201
XP6501

Q202
XP6501

Q204
XP6501

Q205
2SD2216

Q203
2SJ364

Q251
2SJ364

IC251
M5222FP

IC252
TA7368F

Q101
XP4315

Q209
XP1501

Q208
2SA1576

Q207
XP1115

IC151
TA31136FN

Q206
XP4315

Q103
UN9113

Q1
2SC4117

Q2
2SC4406

Q57
2SD2216

Q59
UN9115

Q11
XP1501

Q55
2SB1132

Q51
2SA1588

Q53
2SA1588

C52
0.001

Q56
XP4214

Q54
XP4214

Q62
XP1115

Q63
XP1115

IC51
BU4094BCFV

Q61
UN9115

Q253
UN9115

Q58
XP1115

Q64
2SA1576

Q65
UN9113

Q66
UN9113

Q67
UN9113

Q52
2SA1588

15 16

3.21V

TX: 6.02V
RX: 0V

TX: 6.05V
RX: 0V

TX: 5.94V
RX: 0V

TX: –
RX: 1.51V

TX: 0V
RX: 0.63V

TX: 0
RX: 2.9V

3.05V

1.65V

TX: 5.92V
RX: 0V

TX: 0.55V
RX: 0.97V

TX: 0.62V
RX: 2.19V

TX: 0.63V
RX: 3.19V

3.11V

TX: 0V
RX: 5.82V

11 - 3 AF UNIT

Summary of Contents for IC-E90

Page 1: ...S 13903MZ C2 2002 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan MULTIBAND FM TRANSCEIVER ie90 ic e90 IC E90 1 4...

Page 2: ...replacement parts 1 10 digit order numbers 2 Component part number and name 3 Equipment model name and unit name 4 Quantity required SAMPLE ORDER 1130006220 S IC TC4W53FU IC E90 LOGIC UNIT 1 piece 893...

Page 3: ...4 4 POWER SUPPLY CIRCUITS 4 7 4 5 PORT ALLOCATIONS 4 7 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 TRIMMER ADJUSTMENT 5 3 5 3 ADJUSTMENT MODE ADJUSTMENTS 5 5 SECTION 6 PARTS LIST SECTION 7...

Page 4: ...ns projections not included 58 W 87 H 29 D mm 217 32 W 37 16 H 15 32 D in Weight with BP 217 Ant 280 g 97 8 oz M TRANSMITTER Output power at 8 0 V DC High 5 0 W typical Low 0 5 W typical Modulation sy...

Page 5: ...D AM is mea sured at 10 dB S N 2 The frequency range is between 222 000 MHz and 229 995 MHz 3 The frequency range is between 320 000 MHz and 330 000 MHz 4 The frequency range is between 40 000 MHz and...

Page 6: ...or Q201 2SB1201 Q202 XP1501 3 regulator Q8 2SB1132 Q9 XP1501 3C regulator Q142 XP1501 Q145 2SB1132 D143 MA2S111 CPU3 regulator IC141 NJM2370U32 440 MHz band modulation switch Q304 2SJ364 Microphone mu...

Page 7: ...Q452 2SK3475 T3 regulator Q56 XP4315 D50 MA6S121 1st mixer IC351 PC2757TB VCO circuit Power amplifier Q51 2SK3476 FM IF IC IC151 TA31136FN 1st AF amplifier Q205 2SD2216 AF mute Q251 2SJ364 IF amplifie...

Page 8: ...unit NOTE When you tighten 6 screws E tighten those in turn of 1 6 q Take off the lock plate w Unsolder 5 points F at the antenna plate vol plate and lead e Unscrew 1 screw G 2 4 mm silver and 2 screw...

Page 9: ...ls are applied to the each antenna switching circuit RF signals 0 495 MHz 75 995 MHz The signals pass through the antenna switching circuit D9 and then applied to the RF circuit RF signals 76 0 MHz 29...

Page 10: ...he 1st mixer IC351 to produce a 69 45 MHz 1st IF signal The 1st IF signal is output from pin 6 and passed through the bandpass filter Narrow AF unit FI101 Wide AF unit FI102 to suppress unwanted harmo...

Page 11: ...for the CTCSS squelch detection via the CTCIN line The electronic volume control circuit controls AF gain there fore the AF output level is according to the VOL setting and also the squelch conditions...

Page 12: ...4 2 3 DRIVE POWER AMPLIFIER CIRCUITS RF UNIT The drive amplifier circuit amplifies the transmit signal to a level needed for the power amplifier circuit The power ampli fier circuit amplifies this to...

Page 13: ...riving current 4 3 PLL CIRCUITS 4 3 1 GENERAL A PLL circuit provides stable oscillation of the transmit fre quency and the receive local frequency The PLL circuit compares the phase of the divided VCO...

Page 14: ...D7 D8 When the signal is applied to the divider circuit IC1 pin 2 the circuit divides the VCO signal into the ratio of 1 2 The divided signal passes through the low pass filter L12 L13 C48 C51 and div...

Page 15: ...ted from the 3 line by the T3 regulator circuit RF unit Q56 and D20 The output voltage is applied to the buffer amplifier RF unit IC51 pin 6 4 4 POWER SUPPLY CIRCUITS VOLTAGE LINE Pin Port Description...

Page 16: ...Outputs the R3C regulator control sig nal Low While receiving Outputs the T5V regulator control sig nal High While transmitting 46 47 48 49 51 52 53 54 55 56 57 58 61 62 65 66 69 70 71 72 73 74 75 77...

Page 17: ...selected Outputs the DTCS decorder filter con trol signal Output segment data to the LCD LOGIC unit DS4 pins 5 7 Outputs segment data to the LCD LOGIC unit DS4 pin 8 Output segment data to the LCD LO...

Page 18: ...el indicator as follow EQUIPMENT DC power supply RF power meter terminated type Frequency counter FM deviation meter GRADE AND RANGE Output voltage 11 V DC Current capacity 3 A or more Measuring range...

Page 19: ...dB or 50 dB FM deviation meter Standard signal generator 0 1 V to 32 mV 127 dBm to 17 dBm Audio generator CAUTION DO NOT transmit while an SSG is connected to the antenna connector Optional SMA BNC ad...

Page 20: ...WFM Receiving Displayed frequency 629 990 MHz Mode FM Receiving Displayed frequency 144 000 MHz Transmitting Displayed frequency 148 000 MHz Transmitting Displayed frequency 440 000 MHz Transmitting D...

Page 21: ...5 4 CP PLL lock voltage check point L456 L16 TX power balance adjustment 435 MHz L19 TX power balance adjustment 145 MHz VCO UNIT RF UNIT...

Page 22: ...PH ch 440 000 MHz Output power High Transmitting Displayed frequency PH ch 450 000 MHz Transmitting Displayed frequency PH ch 50 000 MHz Output power Low Transmitting Displayed frequency PH ch 53 900...

Page 23: ...0 000 MHz Output power High Transmitting Displayed frequency PL ch 53 900 MHz Transmitting Displayed frequency PL ch 144 000 MHz Output power High Transmitting Displayed frequency PL ch 148 000 MHz Tr...

Page 24: ...requency DL ch 440 000 MHz Output power Low Transmitting Set the channel indicator PL Transmitting Set the channel indicator DL Transmitting Displayed frequency DL ch 450 000 MHz Output power Low Tran...

Page 25: ...equency DE ch 440 000 MHz Output power Low Transmitting Set the channel indicator PE transmitting Set the channel indicator DE Transmitting Displayed frequency DE ch 450 000 MHz Output power Low Trans...

Page 26: ...MHz Transmitting Displayed frequency DH ch 440 000 MHz Transmitting Displayed frequency DM ch 52 000 MHz No audio applied to the MIC jack Set an FM deviation meter as HPF OFF LPF 20 kHz De emphasis OF...

Page 27: ...itting Displayed frequency CT ch 145 000 MHz Transmitting Displayed frequency CT ch 445 500 MHz Transmitting Displayed frequency DS ch 51 000 MHz No audio applied to the MIC jack Set an FM deviation m...

Page 28: ...ng Displayed frequency TH ch 75 100 MHz A Set the SSG as Level 1 V 107 dBm Receiving Displayed frequency TL ch 76 100 MHz B Set the SSG as Level 1 V 107 dBm Receiving Displayed frequency TH ch 149 100...

Page 29: ...IC151 pin 12 SD line RF Tracking check point L151 Detector coil adjustment CP0 Detector coil check point NOTE A EUR ITR UK only B except ESP 5 12 AF UNIT...

Page 30: ...H ch 900 100 MHz A Set the SSG as Level 3 2 V 97 dBm Receiving AF Connect a DC volt meter or oscillo scope to the IC151 pin 12 SD line Maximum voltage Maximum voltage Maximum voltage Maximum voltage M...

Page 31: ...odes When adjust the WFM mode set the SSG s deviation as 52 5 kHz Push the BAND key Push the BAND key This output level of the standard signal generator SSG is indicated as SSG s open circuit IC151 pi...

Page 32: ...DIODE MA2S077 TX D405 1720000790 S VARICAP HVC321B1TRF D406 1790001260 S DIODE MA2S077 TX D407 1720000790 S VARICAP HVC321B1TRF D408 1750000800 S DIODE HVC136TRF D451 1790001160 S DIODE 1SS362 TE85R...

Page 33: ...RJ2GEJ 220 X 22 R358 7030005090 S RESISTOR ERJ2GEJ 104 X 100 k R359 7030005090 S RESISTOR ERJ2GEJ 104 X 100 k R360 7030005040 S RESISTOR ERJ2GEJ 472 X 4 7 k REF ORDER DESCRIPTION NO NO RF UNIT R361 70...

Page 34: ...0 S CERAMIC ECJ0EB1E102K C352 4030017380 S CERAMIC ECJ0EC1H050B C353 4030017460 S CERAMIC ECJ0EB1E102K 6 3 REF ORDER DESCRIPTION NO NO RF UNIT C354 4030017460 S CERAMIC ECJ0EB1E102K C355 4030017460 S...

Page 35: ...RESISTOR ERJ2GEJ 104 X 100 k R3 7030005090 S RESISTOR ERJ2GEJ 104 X 100 k R4 7030006610 S RESISTOR ERJ2GEJ 394 X 390 k R5 7030004970 S RESISTOR ERJ2GEJ 470 X 47 R7 7030005120 S RESISTOR ERJ2GEJ 102 X...

Page 36: ...MIC ECJ0EB1C103K C154 4030017670 S CERAMIC ECJ0EC1H390J C155 4030017700 S CERAMIC ECJ0EC1H151J C156 4030017460 S CERAMIC ECJ0EB1E102K 6 5 REF ORDER DESCRIPTION NO NO AF UNIT C157 4030017460 S CERAMIC...

Page 37: ...2 TE85R D301 1790001560 S DIODE 1SS372 TE85R D302 1790001560 S DIODE 1SS372 TE85R X1 6050011080 S XTAL CR 687 6 7584 MHz L24 6200003640 S COIL MLF1608E 100K T L140 6200003640 S COIL MLF1608E 100K T R1...

Page 38: ...7030005170 S RESISTOR ERJ2GEJ 474 X 470 k R368 7030005170 S RESISTOR ERJ2GEJ 474 X 470 k R400 7030005090 S RESISTOR ERJ2GEJ 104 X 100 k R451 7030008300 S RESISTOR ERJ2GEJ 184 X 180 k R452 7030005600...

Page 39: ...R YG DS12 5040002670 S LED CL 165HR YG MC1 7700002310 MICROPHONE EM 140 S401 2230001090 S SWITCH EVQPSH02K S402 2230001090 S SWITCH EVQPSH02K SP1 2510000840 SPEAKER CS028014 12 REF ORDER DESCRIPTION N...

Page 40: ...S CERAMIC ECJ0EC1H1R5B C17 4030017550 S CERAMIC ECJ0EC1H1R5B C19 4030017730 S CERAMIC ECJ0EB1E471K C20 4030017460 S CERAMIC ECJ0EB1E102K C21 4030017560 S CERAMIC ECJ0EC1H2R5B C22 4030017460 S CERAMIC...

Page 41: ...eet AF 1 MP2 8930058610 Isolating plate HD 1 REF ORDER DESCRIPTION NO NO QTY VCO UNIT MP1 8930056310 2507 terminal holder 1 MP2 8510014590 2507 A VCO case 1 MP5 8410002470 2507 heat sink 1 MP6 8510014...

Page 42: ...C MP26 C MP4 C MP10 C MP9 R MP2 R MP6 R MP1 R MP1 V MP2 V MP2 A MP4 A MP14 R MP15 R W1 L MP21 C MP23 C MP12 R MP13 R MP27 C MP17 C J1 C MP14 C MP28 C MP19 C RF UNIT AF UNIT LOGIC UNIT A B B C C Note C...

Page 43: ...E C E C B E 2SK880 Y XY S D G B E C B E C XP1501 AB 5R B1 E B2 C1 C2 B1 E B2 C1 C2 UN9113 6C B E C XP1214 9H E1 B1 B2 C1 C2 XP4214 BR E1 C2 B1 C1 E2 B2 NAME SYMBOL INSIDE VIEW NAME SYMBOL INSIDE VIEW...

Page 44: ...N VFO MHZ 4 DUP 5 SKIP 6 M N 0 RIT MR S MW 7 TSCAN 8 SET 9 TS DTMF M CALL TV LOCK The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board...

Page 45: ...VMOD CHG GND 10V WXALT PLSTB WFM TXC DASTB DIUD R3C SD V2C VSFT EXTM MUTE VCC DETO 3 XMOD PATMP GND GND SQL PTT to AF unit J251 SP1 W2 L W2 L The combination of this page and the previous page shows...

Page 46: ...a REF PLSTB CK PDA UL 10V GND VMOD VSHFT CK DATA PLSTB DASTB T43 T50 T14 B4C AGC B1C VCC B5C B3C GND REF PDA UL VMOD HV VSHFT 3 PATMP B2C 10V BSFT V2 FSET V3 V1 IF CHG The combination of this page and...

Page 47: ...The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board RF unit BOTTOM VIEW 9 4...

Page 48: ...NTSP GND to LOGIC unit J1 EXT MIC J252 EXT SP REMOTO J253 J251 GND GND PATMP XMOD 3 DETO VCC MUTE EXTM VSHFT V2C SD R3C DIUD DASTB TXC WFM PLSTB WXALT 10V 1 8 1 6 1 8 1 6 to RF UNIT J1 J2 to RF UNIT R...

Page 49: ...nit J251 J51 CK DATA PLSTB DASTB T43 T50 T14 B4C AGC B1C VCC B5 B3 GND REF PDA UL VMOD HV VSHFT 3 PATMP B2C 10V BSFT V2 FSET V3 V1 IF CHG The combination of this page and the previous page shows the u...

Page 50: ...2SD2216 D141 MA2S111 3 HV VCC INTSP VMOD XMOD MUTE DETO REMO 3C TXC DIUD DICK 10V EXTM VOLC VSFT AM WFM BEEP R3C V1C V2C V3C 3 Q146 XP1501 Q147 2SB1132 Q8 2SB1132 Q9 XP1501 Q4 2SB1201 Q10 2SD2216 Q11...

Page 51: ...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 H...

Page 52: ...SEG37 6 SEG36 7 SEG35 8 SEG34 9 SEG33 10 SEG32 11 SEG31 12 SEG28 13 SEG27 14 SEG26 15 SEG25 16 SEG24 17 SEG23 18 SEG22 19 SEG21 20 SEG20 21 SEG19 22 SEG18 23 SEG17 24 SEG16 25 SEG15 26 SEG14 27 SEG13...

Page 53: ...A1 2 A2 3 VSS 4 SDA 5 SCL 6 WP 7 VCC 8 W3 R458 47k C102 0 001 C25 0 001 R82 56k C315 0 001 C32 0 001 C240 0 0015 1 2 3 4 5 6 R207 1M R241 330k C17 0 0022 C310 47p C150 0 01 1 2 3 5 CTRL 1 GND 2 NB 3...

Page 54: ...C112 0 001 C88 0 001 L409 18nH R419 3 9k C420 0 01 C421 0 01 1 2 3 4 5 6 MP5 C76 0 01 R77 1k R78 56 R79 56 R80 330 D57 1SV308 C89 0 1 R82 3 9 R81 330 L68 1 0nH L24 65nH D10 1SV308 R11 2 2k R10 2 2k D1...

Page 55: ...O 3 G 4 FL SD BEEP IOSTB PLSTB DASTB 10V PDA UL IF CHG MUTE BEEP BEEP MUTE MUTE VOLC VOLC VOLC HV VMOD PATMP CK R3C DATA XMOD DETO AFV AFV AFV WXALT WXALT REMO INTSP VSHFT AM VCC 3C DETO 3C 3C V3C NOI...

Page 56: ...replacement parts 1 10 digit order numbers 2 Component part number and name 3 Equipment model name and unit name 4 Quantity required SAMPLE ORDER 1130006220 S IC TC4W53FU IC E90 LOGIC UNIT 1 piece 893...

Page 57: ...S 13903MZ C2 2002 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan MULTIBAND FM TRANSCEIVER ie90 ic e90 IC E90 1 4...

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