Icom IC-M23 Скачать руководство пользователя страница 25

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• MAIN UNIT (2/2)

Refer to the PARTS LIST for the value and name of component.

TX:0.00V

RX:2.74V

RX:0.00V

TX:2.67V

2.86V

1.94V

PON: 2.99V

POFF:0.00V

TX:0.00V

RX:1.20V

TX:0.00V

RX:1.08V

RX:2.57V

TX:0.00V

TX:2.84V

RX:2.86V

TX:2.25V

RX:2.31V

RX:0.62V

TX:0.58V

4.5W:0.79V

1.0W:0.17V

RX:0.00V

TX:1.35V

RX:0.00V

TX:2.62V

TX:0.00V

RX:1.85V

TX:0.00V

RX:2.71V

1.0W:1.72V

4.5W:2.21V

2.62V

C95 22P

*C117

Q608

2SJ347

R383 12K

C69 47P

C160 0.0056

Q222

L2SA1576AS

R460 100

C97 2P

C441 0.001

DS248 SML-A12UT

560

C73 0.001

R465 100

C131 11P

C380 0.001

C104 0.01

C182 4.7

R462

L92 LQN21A

R174 330K

L101

ELJRF

C54

15P

FI150

FL-368

470

C463

0.1

C157 0.022

Q24

2SC4215

Q362

LDTC144EE

Q364

2SJ347

C96 0.001

C74

0.001

C37

0.75P

CP1

L102

22N

C462

0.1

2SK1069-4-TL-E

C52 0.001

R55 3.3K

R227

10K

R54 10

R476 10K

C39

12P

C61 10

C442 18P

Q606

RSQ035P03TR

D92 KDV214E

R235 330K

R647 10K

R627 2.2K

CR-766

C179

270P

R171 2.7K

*C620

R156 470

D359 LRB551V-30

C456 0.001

Q25

2SC4215

C44 0.001

R651 10K

C455 27P

R23

220

R384

2.2K

C119 47P

C27 27P

C440 0.1

C11 10

C7 1

R652 220

C35 0.001

L80

0.30-1.7-7TL

C50 0.001

C12

0.001

L56

0.30-0.9-3TR

L98 LQH1N

C56 0.01

IC170

NJM2591V

OSCIN

2 OSCOUT

3 MIXOUT

V+

5 IFIN

6 DEC

7 FILOUT

8 FILIN

AFOUT

QUAD

IFOUT

RSSI

NOISEDET

NOISEREC

GND

MIXIN

J601

R463 100

R91 220K

C91 10P

Q353

RSQ035P03TR

C603 0.01

L81

0.26-1.1-7TR

C51

22P

C159

0.01

NLV25T

R173

1.5K

C38 0.001

47K

C84

11P

C461 0.1

C132 0.001

R236 150K

C453

0.001

C36 0.001

R611 4.7K

R225

10K

IC602

NJM2835DL1-05

D90 HVD144A

C59 470P

R154 100K

D21 MA2S077G0

IC50

LMV321IDCK

L51

82N

CP300

L50 0.1U

C116

C133

0.001

EP10

MPZ1608S221A

L107

0.30-1.7-7TL

R57 68

R69

10K

C449

24P

D357 EZJZ0V80010

C170 0.001

R111 100K

C155 3P

C120 0.022

IC601

NJW4100V

1 P_CHG

2 NFB

3 CNT

4 GND

5 NC

6 F-CHG

7 LED-G

8 LED-R

9 C1

CHG-SW

TDET

V+

VREF

CS2

CS1

Q-CHG

D360

LRB551V-30

R56 1.2K

C457 10P

C20 0.001

R464 100

C15 0.001

R641 2.2K

R75 100

R80 82K

R155 2.2K

Q357

LDTC144EE

C458 15P

R52 2.2K

R30 68K

L103

ELJRF

MP20 2601

C111 0.001

D51

HVD144A

D50

HVD144A

R628

C391 0.001

D610

LRB551V-30

R639 10K

L93 LQN21A

R27 8.2K

Q225

KTA1664

R22

4.7K

D52

1SV307

IC220

NJU7772F03

VIN

2 GND

3 CTRL

VOUT

C90 9P

C63 0.01

R103 10K

R223

10K

R477

10K

Q55

RD07MUS2B-T112

D1 HVC376B-E

Q50

KTC3770U

R458

4.7K

C454 91P

R386 10K

R467 56K

R642 470

R461 220

Q365

LDTA144EE

C34

1.5P

R469

10K

C230 0.1

R47

3.9K

DS247 RT3-234HRH16T-BNS

L104 0.30-1.3-5TL

C57

0.1

C452 47P

C78 0.1

R50 1K

C9 2P

C222 0.01

R105 220K

R76 100

R10 560

R109 10

R31 220

L108

0.30-1.7-7TL

Q363

RSQ035P03TR

C8 2P

C77 0.1

R1 NTCG16

C42

47K

R122 150K

C466 10

R26 6.8K

CP240

C110 33P

L58 NLV25T

EP2 MPZ1608S221A

C608 0.047

C223 0.01

C606 0.1

C98

R170

390

C71 27P

R71 100

C94

IC1

MB15E03SLPFV1-G-BND-E1

OSCI

OSCO

VCC

GND

XFIN

FIN

CLK

DAT

L/F

R172

470

L90

0.30-1.7-7TL

R81

100K

R380 10K

Q151

KTC3880S

D604 LM3Z3V0

C24 0.22

C65

47P

R648 0

R53 100

R471 0

C616 47P

R640 10K

C121 0.001

L106

0.30-1.3-5TL

*C621

R33 39K

C70 91P

C465 10

C5 15P

R610 10K

R74 56K

C55 27P

D601

LRB551V-30

C225 0.47

C177 0.1

C26 36P

Q221

L2SA1576AS

R25

100K

L26

82N

R381

10K

D612 L1SS400

R24 100K

R5 330

Q22

KTC3770U

C390 0.001

C460 0.001

C89

R96 270K

R97 220

Q354

LDTC144EE

R382

2.7K

C31 0.001

R115 390K

L82

0.30-1.4-6TL

FI151

FL-399A

R609 1K

D93 KDV214E

X170 JTBM450CX70

C25 0.001

R608

10K

R65

150K

Q603

LDTC144EE

D358

LDAN222

C82 18P

R70 150K

C41 0.001

C444

0.001

C72

0.001

FI170

LTM450FW

L55 0.30-1.3-5TL

L21

NLV25T

R104 100K

R120

2.2K

EP8 MMZ1005A152ET

R20 100

R228

180K

D131 KDV214E

Q150

3SK293

C21 9P

D353 DB2S31400

C103 47P

L105

0.30-0.9-3TR

C2 0.01

EP11 MMZ1005Y102CT

R152

R397 270K

C443 27P

C115 3P

Q609

LDTC144TE

R175

27K

C125 0.1

Q23

2SC4215

R95 120K

R13 10K

R68

100

C611 4.7

10K

R12

10K

*C618

C156

0.001

C176 0.001

R153

R457 10K

Q366

LDTC144EE

C53 0.001

Q20

LDTC144EE

L97 LQN21A

C181

0.1

C62 0.001

L100

47N

R607 470

C114 47P

C92

47P

R66 68K

C99 27P

D22

HVB350BYPTL-E

C445 18P

C610 0.33

C171 47P

L53 0.1U

Q53

RD01MUS2

C32

1.5P

Q21

KTC3770U

R602

C174 0.001

C67 470P

C28 0.001

L20

C450 56P

EP3 MPZ1608S221A

R32 150

C101

L99

56N

C83 22P

R401 100K

CP80

C30 0.001

*C622

R475 10K

C6 0.001

C607 0.01

R466

10K

C86 9P

D20

MA2S077G0

R94 220K

C451 470P

C112 2.5P

Q602

KTA1664

D91 RB706F-40

C113

0.75P

R73

10K

Q54

RD07MUS2B-T112

C4 10P

L57

0.30-1.3-5TL

R36 120

D609

L1SS400

L23 0.1U

C227 1

R35 39K

C609

0.001

C448 56P

R176

D603

LRB551V-30

220P

C64 0.001

C224 10

C109

0.001

C154 0.001

R113 10

R224

47K

R110 1.8K

C100 3P

R226 4.7K

R2 100K

IC365

C102 0.01

R398 10K

C80

0.001

C81 18P

R34 270

L22

C6342A

C40

15P

Q90

3SK294

C446 12P

R107 220K

L24 0.1U

CP245

C58

0.1

C229 0.001

C22 9P

R222

47K

L96 LQN21A

R28 100

C180

270P

C33 220P

C13 0.22

C60 0.001

Q224

KTC811U

R67

120K

C43

22P

R650 1M

C122

0.01

S329

C68 47P

L1SS400

C85 24P

C615 150

C614 10

*C617

C66 0.001

R459 4.7K

C447

24P

R121 22K

J602

R11 470

C126 0.001

R93

10K

C228 0.001

Q351

LDTA144EE

L25 0.1U

D130 KDV214E

T3VS

R3VS

T1CON

SDATA

SCK

UNLK

DET

SQLO

PON

NOISV

RSSIV

CRESET

LEDI-R

LEDI-G

PLSTB

CMODE

CLONE

ELOW

LOW

TXMS

MODC

PCON

MOD

LOINV

TEMPV

R3V

DCV

FCON

V3V

CPU3V

M3V

M3VS

TDETV

BTEMPV

PSW

VIN

BATTV

PWSW

T3V

2nd Lo

Содержание IC-M23

Страница 1: ...S 14720XZ C1 Apr 2011 VHF MARINE TRANSCEIVER ...

Страница 2: ...ORDER EXAMPLE 1110003491 S IC TA31136FNG IC M23 MAIN UNIT 5 pieces 8820001210 Screw 2438 screw IC M24 Top cover 10 pieces Addresses are provided on the inside back cover for your convenience ORDERING PARTS 1 Make sure that the problem is internal before dis assembling the transceiver 2 DO NOT open the transceiver until the transceiver is disconnected from its power source 3 DO NOT force any of the...

Страница 3: ...TTER CIRCUITS 4 2 4 3 FREQUENCY SYNTHESIZER CIRCUITS 4 3 4 4 VOLTAGE DIAGRAMS 4 3 4 5 PORT ALLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 FREQUENCY ADJUSTMENTS 5 2 5 3 RECEIVE ADJUSTMENTS 5 3 5 3 TRANSMIT ADJUSTMENTS 5 3 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS SECTION 8 BOARD LAYOUTS SECTION 9 BLOCK DIAGRAM SECTION 10 VOLTAGE DIAGRAM ...

Страница 4: ...distortion All stated specifications are subject to change without notice or obligation M IC M23 D GENERAL Frequency coverage Transmitting 156 000 161 450 MHz Receiving 156 000 163 425 MHz Mode FM 16K0G3E Antenna impedance 50 Ω nominal Power supply requirement BP 266 only 3 7 V DC nominal negative ground Current drain approximately TX 5 W 1 0 W 0 5 W 2 3 A 0 9 A 0 7 A Maximum audio 0 35 A typical ...

Страница 5: ...2 1 SECTION 2 INSIDE VIEWS MAIN UNIT TOP VIEW M3V LINE SW Q225 CHARGING CONTROLLER IC601 SPEAKER JACK J251 ...

Страница 6: ...MP IC365 D A CONVERTER IC190 TX POWER AMP Q54 TX POWER AMP Q55 REFERENCE FREQUENCY OSCILLATOR X1 PLL IC IC1 EEPROM IC340 CPU CLOCK X360 DISCRIMINATOR X170 2ND IF FILTER FI170 1ST IF FILTER FI151 1ST IF FILTER FI150 CHARGING CONTROL SW Q602 5 V REGULATOR IC602 WET SENSING JACK J602 CPU IC360 3 V REGULATOR IC220 FLASHING LED DS247 ...

Страница 7: ...LY lift the rear panel up and unplug the wet sensor wire 2 Remove 4 screws from the PCB and then remove the CHASSIS 5 Remove 6 screws from the PCB DC cap Antenna nut 6 screws Rear panel J602 J602 Wet sensor wire 6 screws J251 Front panel PCB SP cable UNSOLDER Solder remover Chassis 4 screws Chassis PCB 6 CAREFULLY lift the PCB out of the front panel and then turn it over in order to unplug the spe...

Страница 8: ...hen applied to the noise amplifer IC170 R174 R176 C179 C180 Only noise components approximately 30 kHz signal are amplified by the noise amplifier and then rectified by the internal noise detector to be converted into DC voltage corresponding to noise level the squelch voltage The squelch voltage is output from the pin 14 of IC170 and then applied to the A D port of the CPU IC360 pin 33 The CPU IC...

Страница 9: ... R463 C445 C446 and applied to the power AMPs Q54 and Q55 The amplified signals are combined at the power combiner L107 L108 R465 C457 C458 to obtain the TX output power The amplified TX signal is passed through the ANT SW D52 and LPF and then applied to the antenna APC CIRCUIT A portion of TX output signal is rectified by D91 to produce the DC voltage which corresponds to the TX power level The A...

Страница 10: ... then applied to the 1st mixer Q150 through the LO SW D51 PLL IC1 is a PLL IC which contains the prescaler programmable counter phase comparator and charge pump in its package The 21 25 MHz reference frequency signal is fed from X1 The loop filter for the VCO is composed by R8 R10 R22 C11 C13 and C24 4 4 VOLTAGE BLOCK DIAGRAM LO SW BPF BUFF BUFF BUFF FIL LOOP X1 21 25MHz 1st mixer D 50 D51 Q24 Q23...

Страница 11: ...uelch is opened O 86 V3VS VCO power supply control O 87 M3VS Main power supply control O 88 LOW TX power control H The TX power is set to Low O 89 R3VS R3V line control L While receiving RX circuits activated O 90 T3VS T3V line control L While transmitting TX circuits activated O 97 PON Main power supply line control O 98 DETMS RX AF line mute L Mute O 99 LEDI R Charge status L While charging Puls...

Страница 12: ...requency counter Frequency range 0 1 300 MHz Frequency accuracy 1 ppm or better Input level Less than 1 mW Standard signal generator SSG Frequency range 0 1 300 MHz Output level 20 dBµ to 90 dBµ 127 to 17 dBm REQUIRED EQUIPMENTS 5 1 PREPARATION to the antenna connector RF power meter 0 1 6 W 50 Ω Frequency counter Standard signal generator 20 to 90 dBµ 127 dBm to 17 dBm DO NOT transmit while an SS...

Страница 13: ...I O Check screen as below LVIN On the I O Check screen 1 95 2 95 V 2 CH 16 Transmitting 1 50 2 50 V REFERENCE FREQUENCY 1 CH 16 Transmitting Loosely couple a frequency counter to the antenna connector Ref Freq 156 800000 MHz 500 Hz 5 2 FREQUENCY ADJUSTMENTS 1 Select an adjustment item using on the PC s keyboard 2 Set or modify the adjustment value as specified using on the PC s keyboard then push ...

Страница 14: ... 16 Receiving Connect an SSG to the antenna connector and set it as Frequency 156 800 MHz Level 30 dBµ 77 dBm Modulation 1 kHz Deviation 3 0 kHz BPF Push ENTER on BPF Automatic adjustment SQUELCH 1 NOTE When RX SENSITIVITY must be adjusted before SQUELCH And when RX SENSITIVITY is re adjusted SQUELCH must be re adjusted too CH 16 Receiving Connect an SSG to the antenna connector and set it as Freq...

Страница 15: ...C6342A 88NG A B 57 0 9 7 L23 6200011031 S COI ELJRF R10JFB B 60 3 19 6 L24 6200011031 S COI ELJRF R10JFB B 62 9 19 8 L25 6200011031 S COI ELJRF R10JFB B 54 3 20 4 L26 6200007001 S COI ELJRE 82NGFA B 83 7 24 5 L50 6200011031 S COI ELJRF R10JFB B 73 8 20 3 L51 6200011021 S COI ELJRF 82NJFB B 74 3 16 7 L53 6200006981 S COI ELJRE R10GFA B 71 4 9 2 L55 6200012680 S COI 0 30 1 3 5TL 20N COMO B 87 6 9 6 ...

Страница 16: ... RES ERJ2GEJ 123 X 12K B 54 5 27 4 R450 7030007280 S RES ERJ2GEJ 331 X 330 B 69 2 26 6 R451 7030005040 S RES ERJ2GEJ 472 X 4 7K B 71 0 29 2 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN UNIT R452 7030007290 S RES ERJ2GEJ 222 X 2 2K B 69 2 27 5 R457 7030005050 S RES ERJ2GEJ 103 X 10K B 50 6 29 4 R458 7030005040 ...

Страница 17: ...3K T B 10 9 19 6 C365 4030016950 S CER C1005 JB 1A 473K T B 12 1 19 0 C366 4030016950 S CER C1005 JB 1A 473K T B 13 8 15 8 C367 4030017460 S CER C1005 JB 1H 102K T USA B 9 4 21 1 4030017460 S CER C1005 JB 1H 102K T EXP 4030017460 S CER C1005 JB 1H 102K T AUS M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN UNIT C3...

Страница 18: ...D TAK 35920 FX3340 ITAK DS247 5040003560 LED RT3 234HRH16T BNS ROD DS248 5040003001 S LED SML A12UT T86J T 2 9 25 3 MC250 7700002710 MIC EM6027P 46C33 G HOR S250 2260001900 SWI SW 149 SKHLLD EP2 6910014690 S BEA MPZ1608S221A T B 71 4 7 9 EP3 6910014690 S BEA MPZ1608S221A T B 88 1 12 7 EP8 6910021240 S BEA MMZ1005A152ET B 61 1 17 0 EP10 6910014690 S BEA MPZ1608S221A T B 83 0 22 2 EP11 6910018460 S ...

Страница 19: ...30920 1301 SHEET 1 MP50 8930082490 O RING CH TOP 1 MP51 8930082680 3340 DETECTION PIN 2 MP52 8930082630 INSULATION SHEET MU 1 MP53 8930083180 SPONGE LG 1 MP54 8930083370 3340 FERRITE SHEET CHN 2 8930083370 3340 FERRITE SHEET EUR 1 2 8930083370 3340 FERRITE SHEET EUR 2 8930083370 3340 FERRITE SHEET UK 2 8930083370 3340 FERRITE SHEET FRG 2 8930083370 3340 FERRITE SHEET HOL 2 ACCESSORIES MAIN UNIT RE...

Страница 20: ... CH x6 MP25 CH x6 W2 CH To J602 M MP6 CH MP50 CH MP17 CH MP15 CH MP14 CH J31 CH MP1 CH EP360 M MP5 CH MP362 M MP33 CH x5 MP39 CH MP53 CH W1 CH SP1 CH MP32 CH MP42 CH MP34 CH MP12 CH MP13 CH x2 MP363 M MAIN UNIT Abbreviations CH CHASSIS PARTS M MAIN UNIT MP31 CH MP35 CH MP10 CH MP11 CH MP52 CH To J251 M ...

Страница 21: ...D610 1 4 2 S D 0 4 2 S D 3 4 2 S D 2 4 2 S D DS244 DS245 DS248 EP11 IC50 IC260 IC601 J251 MP22 Q151 Q221 Q222 Q224 Q225 Q351 Q353 Q354 Q357 Q363 Q364 Q365 Q366 Q603 Q606 R36 R65 R66 R67 R68 R69 R70 R73 R74 R81 R153 R154 R155 R156 R192 R194 R222 R223 R224 R225 R226 R227 R228 R235 R236 R264 R381 R382 R383 R384 R386 R397 R398 R401 R466 R467 R469 R471 R475 R476 R477 R602 R607 R608 R609 R610 R611 R628 ...

Страница 22: ...3 D130 D131 D350 D353 D355 D356 D603 D604 D612 EP2 EP3 EP8 EP10 FI150 FI170 IC1 IC170 IC190 IC200 IC220 IC340 IC341 IC360 IC362 IC365 IC602 J602 J602 L1 L20 L21 L22 L23 L24 L25 L26 L50 L51 L53 L55 L56 L57 0 8 L 8 5 L L81 L82 L90 L92 L93 L96 L97 L98 L99 L100 L101 L102 L103 L104 L105 L106 L107 L108 MP20 Q3 Q20 Q21 Q22 Q23 Q24 Q25 Q50 Q53 Q54 Q55 Q90 Q150 Q230 Q231 Q240 Q250 Q350 Q362 Q602 Q608 Q609 ...

Страница 23: ...20 X360 CR 911 UPD78F0338GC SP L2SA1576AS Q224 KTC811U Q225 KTA1664 NJU7704F03A NJU7772F03 LMV358IPW MIC TPA0211DGN Q231 KTC811U D350 KDS122 JTBM450CX70 LTM450FW NJM2591V M62364FP KTC3880S FI151 FL 399A 3SK293 3SK294 D93 RB706F LDTA144E E D90 HVD144A RD07MUS2B RD01MUS2 KTC3770U HVD144A 2SC4215 2SC4215 2SC4215 D 20 MA2S077G0 D 21 MA2S077G0 D22 HVB350BYPTL CR 766 D130 KDV214E T1CON LM324IPW LM324IPW...

Страница 24: ...2 C612 0 047 R263 18K R452 2 2K R279 1 5K C202 0 1 D355 L1SS400 C402 0 1 R649 0 C613 0 047 R435 12K R264 EXB28V104J C264 0 0056 IC200 6 5 7 C361 0 047 R412 10K R201 2 2K C254 0 1 Q250 LDTC144EE R193 470 R205 8 2K C193 0 01 CP405 R391 47K R300 6 8K CP402 R430 270K S326 C340 0 01 S323 C379 47P R340 100K C257 0 01 DS242 LNJ426W83RA R353 1K R433 100K C400 0 1 Q230 RSQ035P03TR 1 2 3 4 5 6 C265 100P Q35...

Страница 25: ...9 2P C222 0 01 R105 220K R76 100 R10 560 R109 10 R31 220 L108 0 30 1 7 7TL Q363 RSQ035P03TR 1 2 3 4 5 6 C8 2P C77 0 1 R1 NTCG16 C42 5P R4 47K R122 150K C466 10 R26 6 8K CP240 C110 33P L58 NLV25T EP2 MPZ1608S221A C608 0 047 C223 0 01 C606 0 1 C98 2P R170 390 C71 27P R71 100 C94 5P IC1 MB15E03SLPFV1 G BND E1 1 OSCI 2 OSCO 3 VP 4 VCC 5 DO 6 GND 7 XFIN 8 FIN 9 CLK 10 DAT 11 LE 12 PS 13 ZC 14 L F 15 P ...

Страница 26: ...5 454 7619 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 Unit 1 103 Garden Road Clayton VIC 3168 Australia Phone 61 03 9549 7500 Fax 61 03 9549 7505 URL http www icom net au E mail sales icom net au 146A Harris Road East Tamaki Auckland New Zealand Phone 64 09 274 4062 Fax 64 09 274 4708 U...

Страница 27: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14720XZ C1 2011 Icom Inc ...

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Icom IC-M23, Руководство по обслуживанию

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