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Icom AT-130, Руководство по обслуживанию, Страница: 20 / 23

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Icom AT-130 Скачать руководство пользователя страница 20

SECTION 9

BLOCK DIAGRAM

VOLTAGE LINE

Explanatory notes

COMMON LINE

ANT

L
NETWORK

L/C
NETWORK
(for AT-130E)

(for AT-130/140)

D13, D14
1N60

IMP

DET

COMPARATOR

IC10
TA75393S

CPU

Q7
2SA1048

CPU

CTRL

IC1

µ

PD78212CW-613

PRESET

CTRL

Q9 RN1204
Q10 2SC2458

BUFF

LATCH

LATCH

IC2, IC3
TC74HC574AP

IC3, IC4
TC74HC574AP

IC12

µ

PA2004C

C
NETWORK

13.6V

REG

IC8
TA7805S

5V

Q8
2SC2458

BUFF

D1
1N60

FWD PWR

DET

D11
1N60

D7, D8, D11, D12
1N60

TRANSCEIVER

P/D

Q1 2SK241
Q2 2SC2668

IC5
TC74HC393AP

BUFF

DIV

SWR

DET

ATT

9 - 1

Содержание AT-130

Страница 1: ...HF AUTOMATIC ANTENNA TUNER AT 130 AT 130E AT 140 SERVICE MANUAL ...

Страница 2: ...C µPD78212CW AT 130 TUNER UNIT 5 pieces 8810000660 Screw PH M4 12 SUS AT 130 Top case 10 pieces Addresses are provided on the inside back cover for your convenience REPAIR NOTES 1 Make sure a problem is internal before disassembling the antenna tuner 2 DO NOT open the antenna tuner until the antenna tuner is disconnected from its power source 3 DO NOT force any of the variable components Turn them...

Страница 3: ...TION 3 CIRCUIT DESCRIPTION SECTION 4 ADJUSTMENT PROCEDURES SECTION 5 PARTS LIST SECTION 6 MECHANICAL PARTS SECTION 7 SEMI CONDUCTOR INFORMATION SECTION 8 BOARD LAYOUTS 8 1 TUNER UNIT 8 1 8 2 MANUAL UNIT AT 130E ONLY 8 2 SECTION 9 BLOCK DIAGRAM SECTION 10 VOLTAGE DIAGRAM ...

Страница 4: ...tiples of 1 2 λ Antenna required Marconi type with suitable RF ground More than 7 m 23 ft is suggested Power supply required DC 13 6 V 15 supplied from HF transceiver Current drain Less than 2 A Usable temperature range 30 C to 60 C 22 F to 140 F Dimensions projections not included 230 W 80 H 340 D mm 93 32 W 33 32 H 1313 32 D in Case construction Weatherproof Weight AT 130 AT 140 Approx 2 5 kg 5 ...

Страница 5: ...al Mode switch SW1 MS621C Control cable receptacle CPU IC1 mPD78212CW 613 Ground terminal Water drain screw 5V regulator IC8 TA7805S Comparator IC10 TA75393S Mounting plate Antenna cable receptacle Dip switch SW3 SSGM18049A Dip switch SW4 SSGM17012A Dip switch SW5 SSGM18049A LED s DS1 DS23 EL204HD Antenna terminal Mode switch SW1 MS621C Control cable receptacle CPU IC1 µPD78212CW 613 Ground termin...

Страница 6: ...t power from the transceiver is low enough to be handled by the attenuator within the tuner In the TUNER UNIT L1 and D1 detects the RF input current C2 and C3 divide the detected voltage and feed it to IC10a 3 3 SWR DETECTOR CIRCUIT The reflected power from the antenna system provides a detection voltage The voltage doubler consisting of D13 and D14 rectifies this voltage and passes through the vo...

Страница 7: ... of the attenu ator output is higher than 50 Ω the detected voltage by D11 and D12 is HIGH If the impedance is lower than 50 Ω the voltage is LOW Both the reference and detected voltages feed to comparator IC10b 3 6 LOGIC CIRCUIT IC1 The CPU controls the antenna matching network The CPU receives 5V through IC8 when DC power is applied to the tuner This voltage initializes the CPU The stored pro gr...

Страница 8: ... 3 13 6 V 4 E or ANTC 1 KEY 2 START 3 13 6 V 4 E or ANTC Depened on versions 2 3 4 or 1 2 3 4 5 6 E ANTC 13 6 GND STAR KEY J9 OPC 1186 1 1 E or ANTC 2 13 6 V 9 START 10 KEY 2 9 10 or 1 2 3 4 5 6 7 8 9 10 1 2 3 4 CONNECTION 4 1 PREPARATION REQUIRED TEST EQUIPMENT EQUIPMENT DC power supply Oscilloscope Transceiver GRADE AND RANGE Output voltage Depended on connecting transceiver Ex 13 8 V DC Current...

Страница 9: ...ame as above Connect an oscillo scope to the check point pin 2 of J8 Connect an oscillo scope to check point pin 3 of J8 Connect an oscillo scope to check point pin 1 of J8 Connect an oscillo scope to check point pin 4 of J8 5 V Tune R194 just before droped 5 V Tune C7 just before drope 1 4 2 4 V 0 0 1 V R56 C7 Verify Verify TUNER TUNER NOTE After adjustment remove the jumper wires from J15 and gr...

Страница 10: ...060 DIODE 1SS55 T4 T D58 1710000060 DIODE 1SS55 T4 T D59 1710000060 DIODE 1SS55 T4 T D60 1710000060 DIODE 1SS55 T4 T D61 1710000060 DIODE 1SS55 T4 T D62 1710000060 DIODE 1SS55 T4 T D63 1710000060 DIODE 1SS55 T4 T D64 1710000060 DIODE 1SS55 T4 T D65 1710000060 DIODE 1SS55 T4 T D66 1710000060 DIODE 1SS55 T4 T D67 1710000060 DIODE 1SS55 T4 T D68 1710000060 DIODE 1SS55 T4 T D69 1710000060 DIODE 1SS55 ...

Страница 11: ... T S Surface mount 5 2 REF ORDER DESCRIPTION M NO NO M Mounted side T Mounted on the Top side B Mounted on the Bottom side TUNER UNIT R106 7010004150 RESISTOR R20J 470 Ω T R107 7010004150 RESISTOR R20J 470 Ω T R108 7010004150 RESISTOR R20J 470 Ω T R109 7010003990 RESISTOR R20J 22 Ω T R111 7010003990 RESISTOR R20J 22 Ω T R113 7010003990 RESISTOR R20J 22 Ω T R115 7010003990 RESISTOR R20J 22 Ω T R117...

Страница 12: ...0 ARRAY B8XC0112 33N T C98 4010000520 CERAMIC DD107 601 B 472K 50V T C100 4010000520 CERAMIC DD107 601 B 472K 50V T C102 4010000520 CERAMIC DD107 601 B 472K 50V T C104 4010000520 CERAMIC DD107 601 B 472K 50V T C106 4010000520 CERAMIC DD107 601 B 472K 50V T S Surface mount 5 3 REF ORDER DESCRIPTION M NO NO M Mounted side T Mounted on the Top side B Mounted on the Bottom side TUNER UNIT C108 4010000...

Страница 13: ...ER IPS 1041 4 T W81 6910001030 JUMPER IPS 1041 4 T W82 6910001020 JUMPER IPS 1041 2 T W83 6910001020 JUMPER IPS 1041 2 T W84 6910001020 JUMPER IPS 1041 2 T W85 6910001030 JUMPER IPS 1041 4 T W87 6910001030 JUMPER IPS 1041 4 T W88 6910001030 JUMPER IPS 1041 4 T W89 6910001030 JUMPER IPS 1041 4 T W90 6910001020 JUMPER IPS 1041 2 T W91 6910001030 JUMPER IPS 1041 4 T W92 6910001020 JUMPER IPS 1041 2 T...

Страница 14: ...C310 4320000681 DIP MICA KD19C 681J5A T C311 4320000651 DIP MICA KD20C 102J5A T C312 4010004260 CERAMIC DE0907 SL 820J 3KV T C313 4010004260 CERAMIC DE0907 SL 820J 3KV T C314 4010004260 CERAMIC DE0907 SL 820J 3KV T C315 4010004250 CERAMIC DE1007 SL 101J 3KV T C316 4010004250 CERAMIC DE1007 SL 101J 3KV T C317 4010004250 CERAMIC DE1007 SL 101J 3KV T C318 4010004290 CERAMIC DE1310 SL 181J 3KV T C319 ...

Страница 15: ... D 1 MP544 8930006570 Sealing washer D 1 MP545 8930006550 Sealing washer A AT 130 E only 1 MP546 8810000620 Screw PH M3 16 SUS AT 130 E only 1 MP547 8830000230 Nut M3 SUS AT 130 E only 1 MP548 8930010360 Spacer D 4 L 28 T 0 6 AT 130E only 3 MP549 8810004260 Screw PH B1 M3 40 AT 130E only 3 MP550 8850000130 Flat washer M3 NI BS AT 130E only 3 MP551 8950001980 Cable tie 140 AT 140 only 1 MP552 69100...

Страница 16: ... MP13 T MP6 T MP8 T MP553 C MP503 C MP551 C MP553 C W502 C MP530 C MP531 C MP532 C MP533 C MP534 C MP526 C MP525 C MP524 C MP523 C MP522 C MP541 C MP535 C MP509 C MP510 C MP504 C MP508 C MP539 C MP506 C MP537 C MP510 C MP520 C MP521 C MP519 C MP527 C MP529 C MP528 C MP506 C MP537 C A A B B C C Unit abbreviations C CHASSIS PARTS T TUNER UNIT 6 2 ...

Страница 17: ...N TRANSISTORS AND FET S DIODES B E C B C E B E C B C E B E C B C E G S D G S D B C E B E C 2SA1048 GR 2SC2458 GR 2SC2688 O 2SK241 GR RN1204 Red Green Yellow Grey Silver 1N60 1N4002 1S953 1S1555 1SS55 1SS133 1SS265 MA700 RD8 2E B1 A C 7 1 ...

Страница 18: ...VER GND 13 6 MP1 AT 130 E only J1 AT 130 E only CHASSIS W502 AT 140 only to TRANSCEIVER MP2 MP6 MP7 MP4 MP8 IC8 1 64 32 10 11 1 20 10 11 1 20 10 11 1 20 33 1 14 7 8 1 8 16 9 1 8 16 9 1 8 16 9 1 8 16 9 to TRANSCIEVER KEY 1 AT 130 E only 6 J9 ANTC 13 6 GND STAR KEY CO4 1 8 J3 CO5 CO6 Cout Cin CO7 CO8 CO9 LO10 1 10 J2 LO9 LO8 LO7 LO6 LO5 LO4 LO3 LO2 LO1 PWR 1 6 J8 PH Z SWR 5V GND 8 1 SECTION 8 BOARD ...

Страница 19: ... 2 8 2 MANUAL UNIT AT 130E ONLY W21 TUNER W301 W302 IN2 J16 to TUNER unit J1 MP1 IN1 GND ANTC 1 3 from TUNER unit P1 J301 GND 13 6 OUT1 from TUNER unit W35 OUT2 to antenna NOTE Ref No is 300 series J323 ...

Страница 20: ...PARATOR IC10 TA75393S CPU Q7 2SA1048 CPU CTRL IC1 µPD78212CW 613 PRESET CTRL Q9 RN1204 Q10 2SC2458 BUFF LATCH LATCH IC2 IC3 TC74HC574AP IC3 IC4 TC74HC574AP IC12 µPA2004C C NETWORK 13 6V REG IC8 TA7805S 5V Q8 2SC2458 BUFF D1 1N60 FWD PWR DET D11 1N60 D7 D8 D11 D12 1N60 TRANSCEIVER P D Q1 2SK241 Q2 2SC2668 IC5 TC74HC393AP BUFF DIV SWR DET ATT 9 1 ...

Страница 21: ...46 45 44 43 42 41 40 39 38 37 36 35 34 33 0 0047 C91 0 0047 C94 R79 RMX 8 47k 0 0047 x7 C90 RMX 8 2 2k R83 P47 R84 470 R86 470 R85 470 R87 470 R90 470 R89 470 R88 470 Q6 D6 P46 P45 P44 P43 P42 P41 P40 C9 C8 C7 C6 C3 C5 C4 IC4 TC74HC574AP Q7 D7 CK Q5 Q4 Q3 Q2 Q1 Q0 9 VDD VSS D5 D0 D1 D2 D3 D4 11 14 15 16 17 18 19 20 10 7 6 1 2 5 4 3 12 OE 8 13 R80 RMX 8 47k 0 0047 x7 C93 RMX 8 2 2k R91 0 0047 C92 P...

Страница 22: ...ca Inc Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Icom Canada A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 61 03 9387 0666 Fax 61 03 9387 0022 URL http www icom net au E mail sales icom net au Icom Australia Pty Ltd 146A Harris Road East Tamaki Auck...

Страница 23: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14014HZ C1 C 2003 Icom Inc ...

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