Icom IC-M32 Скачать руководство пользователя страница 27

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11 - 1

SECTION 11

VOLTAGE DIAGRAM

DETM

MICM

DETIN

DETO

1
2
3
4
5
6
7

14
13
12
11
10
9
8

8
7
6
5

1
2
3
4

5V
DETM
MICO
MICIN

R281

33 k

R290

33 k

CPU5V

VOLUP

DETM
MICM

AFVS
R5VS

PLST
DAST

NC
VCC
NC
VIN
RIPPLE

10
9
8
7
6

POUT

PWGND

PREGND

PHASE

1
2
3
4
5

CLOUT

PWSW

CLIN

AFMS

A0
A1
A2
VSS

8
7
6
5

VCC

SCL
SDA

1
2
3
4

VOUT
SUB
CT

VDD

GND

1
2
3

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

P67/AN7
P66/AN6
P65/AN5
P64/AN4
P63/SCLK22/AN3
P62/SCLK21/AN2
P61/SOUT2/AN1
P60/SIN2/AN0
P57/ADET/DA2
P56/DA1
P55/CNTR1
P54/CNTR0
P53/RTP1
P52/RTP0
P51/PWM1
P50/PWM0
P47/SRDY1
P46/SCLK1
TXD
RXD
P43/TOUR
P42/INT2
P41/INT1
P40
P77

VL1

VL2

VL3

COM0

COM1

COM2

COM3

AVSS

VREF

VCC

SEG0

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

SEG10

SEG11

SEG12

SEG0

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

SEG10

SEG11

SEG12

RSSIV
NOISV
BATTV
TDETV
TEMPV
SCK
SDATA
WDECV
ATIS
LEDS
TXMS
BEEP

5VS

ESCK
CLOUT
CLIN
CHEXT
PWSW
UNLK
ESDA

75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51

DS246
L3-0015TAY-1

COM1
COM2

SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
COM0

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
COM0
COM1
COM2

AFMS

DOWN

CH/WX

SQL

VOLDOWN

H/L

SCAN

PTT

R366

47 k

SEG13
SEG14
SEG15
SEG16
SEG17

P30/SEG18
P31/SEG19
P32/SEG20
P33/SEG21
P34/SEG22
P35/SEG23
P36/SEG24
P37/SEG25
P00/SEG26
P01/SEG27
P02/SEG28
P03/SEG29
P04/SEG30
P05/SEG31
P06/SEG32
P07/SEG33
P10/SEG34
P11/SEG35
P12/SEG36
P13/SEG37

SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21

P76

P75

P74

P73

P72

P71

P70/INT0

RESET

XCIN

XCOUT

XIN

XOUT

VSS

P27

P26

P25

P24

P23

P22

P21

P20

P17

P16

P15/SEG39

P14/SEG38

LCDS

ATIS

PTT

C254

0.01

R258
4.7 k

DETM

AFOUT

SPO

J251

BM02B-ASRS-TF

SP1
036D0801B

1
2

4
3

GND

D350

DA221

R353

1 k

CPU5V

R351

1 k

MICM

DET

R253
2.2 k

R255
150 k

R271

33 k

R272
180 k

C265
150 P

R273

18 k

R279

820

R276
180 k

C263

0.01

R286

10 k

AFOUT

R284

R350
470 k

CPU5V

TEMPV

R346

CPU5V

R362 1 k

R305

47 k

R304

47 k

X360

CSTCR7M98G53-RC

CP360

TDEC

WET

R361 1 k

R360 1 k

R363 1 k

R364 1 k

SCK

SDATA

PLST

DAST

ESCK

ESDA

RESET

BTYPE

R343
100 k

R288
220 k

R289
150 k

BEEP

NOISV

RSSIV

BEEP

NOISV

RSSIV

NOISV

RSSIV

C267

0.22

C268

0.1

WDECV

R263
100 k

C376

0.1

MIC

CP253

CP254

J250

HSJ1594-010050

CP255

CP252

CP251

CLONE

SPO
AFOUT
MIC
GND

CLONE

SPO
AFOUT
MIC
GND

MC250

SKB-2746 LPC

PTTSW

S250

R251

470

C250

0.01

R250
100 k

C251

R260

12 k

C260

R261
3.9 k

C261

0.1

R256

18 k

R202
100 k

R204
4.7 k

R205
8.2 k

R376
100 k

C200

0.01

C257

0.01

C262

0.01

R264
100 k

R265
100 k

R257
4.7 k

R300
6.8 k

C264
0.0047

C379

56 P

R277
100 k

R274
390 k

R282

10 k

C281

0.47

C285

0.1

C282

C289

220

C350

0.01

C341
0.027

C300

0.0033

C361
0.047

CP350

CP353

CP351

CP354

CP352

R345
470 k

C360
0.01

C373
0.1

C374
0.1

C375
0.1

R341

10 k

R340

10 k

C368
0.047

C366
0.047

C372

0.1

C364
0.047

C365
0.047

C363
0.047

C367
0.033

CP361

CP355

C288
0.047

R283

R367
470 k

R374

68 k

R373
100 k

R372
100 k

R371
100 k

C286

C287
150 P

TDETV

BATTV

BTYPE

TXMS

C283

0.1

C284
0.001

C280

0.47

R275

10 k

C205
0.018

R214

15 k

C206
0.001

C207

0.1

C378

0.0047

C377
820 P

C266
0.027

R278

1 k

R352

15 k

C351

47 P

S328

C382
0.001

C352

47 P

C340

0.01

R262
1.8 k

R375
6.8 k

CP250

C252
0.001

R252
33 k

S320

S323

SCAN

CH/WX

SQL

DOWN

S321

S322

S324

S329

S325

H/L

VOLUP

S326

VOLDOWN

S327

R201

15 k

R203
1.2 M

R207

27 k

C202

0.1

R206

18 k

R377

82 k

R378

82 k

R379

82 k

100

T5VS

V5VS

BPFS

C370

18 P

C371

22 P

R212
1.5 k

R213

68 k

VOLO

AFV

BEPST

VOLIN

MOD

BEPO

COM0
COM1
COM2

PWSW

UNLK

Explanatory notes

+B LINE

TX LINE

RX LINE

AFV

VOLO

BEEP

BEPO

NOISV

BEPST

VOLIN

RSSIV

MOD

DET

B
C

CPU5V

Q250

UN911H

IC260

TC4W66F

Q350

DTC144TU

IC200

NJM2902V

Q280

2SC4213 B

IC280

TA7368F

IC340

BR24L16FV-WE2

IC360
M37560M8A-700GP

IC341

BD5242FVE-TR

MAIN UNIT

1.90V

7.9872 MHz : 3.10 Vp-p

MAIN UNIT

Содержание IC-M32

Страница 1: ...VHF MARINE TRANSCEIVER iC m32 ...

Страница 2: ...ssis 5 pieces Addresses are provided on the inside back cover for your con venience 1 Make sure a problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transceiver is disconnected from its power source 3 DO NOT force any of the variable components Turn them slowly and smoothly 4 DO NOT short any circuits or electronic parts An insulated turning tool MUST ...

Страница 3: ... 4 3 4 4 POWER SUPPLY CIRCUITS 4 3 4 5 CPU PORT ALLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 PLL AND TRANSMITTER ADJUSTMENTS 5 4 5 3 RECEIVER ADJUSTMENT 5 5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY CHASIS PARTS 7 1 CHARGER PARTS BC 150 7 3 SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS SECTION 10 BLOCK DIAGRAM SECTION 11 VOLTAGE DIAGR...

Страница 4: ...ation 5 0 kHz Spurious emissions 68 dB Adjacent channel power 70 dB Transmitter audio distortion Less than 10 at 1 kHz 60 deviation Residual modulation 40 dB Audio frequency response 1 dB to 3 dB of 6 dB octave from 300 Hz to 3000 Hz RECEIVER Receive system Double conversion superheterodyne system Intermediate frequencies 1st 21 7 MHz 2nd 450 kHz Sensitivity 0 25 µV at 12 dB SINAD Squelch sensitiv...

Страница 5: ...7 400 156 025 156 075 156 075 156 125 156 125 156 175 156 175 156 225 156 225 156 275 156 275 156 325 156 325 156 375 156 425 156 475 Rx only 156 575 156 625 Receive 157 050 161 700 157 100 161 750 157 150 161 800 161 850 161 900 161 950 162 000 160 625 160 675 156 075 160 725 156 125 160 775 156 175 160 825 156 225 160 875 156 275 160 925 156 325 156 375 156 425 156 475 156 525 156 575 156 625 US...

Страница 6: ... IF detector IC IC170 TA31136FN PLL IC IC1 µPD3140GS D A converter IC190 M62363FP 650C CPU IC360 M37560M8A 700GP EEPROM IC340 BR24L16FV Mic amplifier and low pass filter circuits IC200 NJM2902V Antenna switching circuit D52 MA77 Power amplifier Q54 RD07MVS1 APC IC50 NJM2125F IF amplifier Q151 2SC2714 Y TX RX switch D50 D51 MA77 ...

Страница 7: ... and rubber from the front panel q Unscrew 1 nut D w Unscrew 2 screws E 2 6 mm e Take off the chassis unit in the direction of the arrow r Unplug F to separate the front panel J251 and the chassis unit t Remove 1 washer G NOTE A For IC M2A only B For IC M32 only Removing the MAIN unit q Unscrew 7 screws H 2 4 mm w Unsolder 3 points I and remove earth plate e Separate the MAIN unit and the chassis ...

Страница 8: ... mixed with a 2nd LO signal for conversion into a 450 kHz 2nd IF signal IC170 contains the 2nd mixer limiter amplifier quadrature detector and active filter circuits A 21 25 MHz 2nd LO signal is produced at the PLL circuit using the reference frequency The 2nd IF signal from the 2nd mixer IC170 pin 3 passes through ceramic filters FI170 to remove unwanted hetero dyne frequencies It is then amplifi...

Страница 9: ...l at the VCO circuit Q21 Q22 D22 D23 The oscillated signal is amplified at the buffer amplifiers Q23 Q24 4 2 3 DRIVE POWER AMPLIFIER CIRCUITS MAIN UNIT The signal from the VCO circuit passes through the trans mit receive switching circuit D50 D51 and is applied to the buffer amplifier Q50 The amplified signal is amplified by the pre driver Q53 and the power amplifier Q54 to obtain 5 W of RF power ...

Страница 10: ...plied to the receive 1st mixer Q150 or transmit driver via the TX RX switching diode D50 D51 Shift register Prescaler Phase detector Loop filter Programmable counter Programmable divider X1 21 25 MHz 2nd LO signal 21 25 MHz to the FM IF IC IC170 Q21 Q22 D22 D23 VCO Buffer Buffer Buffer Q24 D50 D51 Q25 Q23 3 4 5 PLST IC1 PLL IC SCK SDATA to transmitter circuit to the 1st mixer circuit 17 16 13 19 P...

Страница 11: ... detection Input port for the SCN key Low While the SCN key is pushed Input port for the H L key Low While the H L key is pushed Input port for the volume control sig nal Input port for the SQL key Low While the SQL key is pushed Pin number 43 44 45 46 47 48 49 50 51 52 53 54 55 Port name CH WX UP DOWN 16 AFMS BPFS V5VS T5VS R5VS AFVS MICM DETM VOL UP Description Input port for the CH WX key Low W...

Страница 12: ...key and PTT switch and then turn power ON EQUIPMENT DC power supply RF power meter terminated type Frequency counter Digital multimeter GRADE AND RANGE Output voltage 7 5 V DC Current capacity 3 A or more Measuring range 0 1 10 W Frequency range 100 300 MHz Impedance 50 Ω SWR Less than 1 2 1 Frequency range 0 1 300 MHz Frequency accuracy 1 ppm or better Sensitivity 100 mV or better Input impedance...

Страница 13: ...ck SINAD meter Speaker 8 OPC 782 Optional plug adapter cable NOTE If the tape on the back of the TOP PANEL has lost its adhesion replacement to a new one is necessary DETACHING ATTACHING THE TOP PANEL Detach the TOP PANEL with a sharp point such as tweezers for adjustment BE CAREFUL cracking the TOP PANEL After adjustment be sure to reattach the TOP PANEL to maintain the water resistance capabilit...

Страница 14: ...erating frq 156 800 MHz Set an SSG as Frequency 156 800 MHz Level 3 2 µV 97 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving MAIN Top Panel Connect a digital multi meter or oscil loscope to the check point CP1 Connect an SSG to the antenna con nector and a SINAD meter with 8 Ω load to the SP jack 1 8 V 1 7 V 0 35 µV 116 dBm Verify Verify CP1 PLL lock voltage check point The output level of the sta...

Страница 15: ...TION dE SQUELCH LEVEL nL Top Panel Top panel Top panel Top panel Loosely couple the frequency counter to the antenna connec tor Connect an RF power meter to the antenna connector Connect an FM deviation meter to the antenna connector through an attenuator Connect an SSG to the antenna connector and a SINAD meter with 8 Ω load to the SP jack 156 8000 MHz 5 0 W 0 8 W 0 45 W 4 3 kHz More than 12 dB S...

Страница 16: ...200006980 S COIL ELJRE R10G F B L120 6200002430 S COIL NL 252018T 082J T L121 6200002410 S COIL NL 252018T 056J T L122 6200003550 S COIL MLF1608A 4R7K T B L130 6200007760 S COIL LQW2BHN82NJ01L B L131 6200007760 S COIL LQW2BHN82NJ01L B L132 6200008190 S COIL 0 25 1 9 8TL 80N B L133 6200008190 S COIL 0 25 1 9 8TL 80N B L150 6200003680 S COIL LQH31MNR82M01L B R1 7510001660 S THRMISTOR NTCG16 4LH 473K...

Страница 17: ...3 V 47 kΩ B R340 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ B R341 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ B R343 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ B R345 7030003760 S RESISTOR ERJ3GEYJ 474 V 470 kΩ B R346 7030003200 S RESISTOR ERJ3GEYJ 100 V 10 Ω T R350 7030003760 S RESISTOR ERJ3GEYJ 474 V 470 kΩ B S Surface mount 6 2 REF ORDER DESCRIPTION M NO NO M Mounted side T Mounted on the Top ...

Страница 18: ...K B C206 4030017460 S CERAMIC ECJ0EB1E102K B C207 4030016930 S CERAMIC ECJ0EB1A104K B C220 4510005430 S ELECTROLYTIC ECEV0JA220SR B C221 4030016790 S CERAMIC ECJ0EB1C103K T C222 4030016790 S CERAMIC ECJ0EB1C103K T C223 4030016790 S CERAMIC ECJ0EB1C103K T C224 4510005430 S ELECTROLYTIC ECEV0JA220SR B C225 4030011810 S CERAMIC C1608 JB 1A 224K T B C226 4030016790 S CERAMIC ECJ0EB1C103K T C227 455000...

Страница 19: ...10014190 CONNECTOR 2497 ANT CONNECTOR SP1 2510001092 SPEAKER 036D0801B FG W1 8900010960 CABLE OPC 1129 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount 6 4 REF ORDER DESCRIPTION M NO NO ...

Страница 20: ...erminal Y608 1 MP38 8810009510 Screw PH BT M2x4 NI ZU 1 MP39 8810009510 Screw PH BT M2x4 NI ZU 7 MP40 8510015970 2691 grounding plate 1 MP42 8810009560 Screw PH BT M2x6 ZK 2 MP43 8510015980 2691 main shield 1 MP44 8930024961 891terminal rubber A 1 3 MP46 8930060780 2691 PW button 1 MP47 8930060790 2691 PW holder 1 REF ORDER DESCRIPTION NO NO CHASSIS PARTS QTY J 250 6450001910 Connector HSJ1594 010...

Страница 21: ... 32 0 3 1 32 136 5 11 32 UNIT abbreviations C CHASSIS PARTS M MAIN UNIT NOTE1 Once the following parts are removed a O ring or sealing must be replaced with new one before reattachement Mother part Daughter part for relayted replacement J31 C Antenna connector MP14 C Sealing washer MP24 C Screw MP25 C Sealing washer NOTE2 The glue must be applied to the areas when the front panel is replaced with ...

Страница 22: ...MP4 8930047830 Leg cushion C 2 CHASSIS REF NO ORDER NO DESCRIPTION R1 7070001130 RESISTOR 120 ERG2SJ R2 7070001140 RESISTOR 150 ERG2SJ R3 7010007100 RESISTOR 1K PSD1 4V J1 6510023070 CONNECTOR HEC2305 01 250 DS1 5040001390 LED TLG124A EP1 0910054642 PCB B 5787B CHARGE UNIT MECHANICAL PARTS Screw abbreviations A0 B0 BT Self tapping NI ZU Nickel zinc SUS Stainless 16 4V No load 13 0V Charge 16 4V No...

Страница 23: ...R AND FET S B E C B E C DTA144 EUA Symbol 16 B E C G1 G2 S D 2SA1588 GR Symbol ZG 2SB1132 Q Symbol BAQ 2SC2714 Y Symbol QY 2SC4213 B Symbol AB B E C B C E B E C B E C B E C B E C E1 E2 B2 C1 B1 C2 G S S S S G G D D D Bottom view DIODES MA77 Symbol 4B RB706F 40 T106 Symbol 3J 1SV307 Symbol TX HVU350 B Symbol B0 MA2S077 Symbol S 1SS375 Symbol FH MA728 Symbol 2A DA221 TL Symbol K HVC376B TRF Symbol B...

Страница 24: ...N UNIT TOP VIEW DS246 16 SCN H L SQL CH WX VOL VOL LOCK MONI U I C DUAL TAG TAG 9 SP1 CLONE SPO AFOUT MIC GND Mic The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board ...

Страница 25: ...9 2 BOTTOM VIEW CLONE SPO AFOUT MIC GND J250 ANT MIC MC250 The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board ...

Страница 26: ...5V REG R5 REG V5 REG T5 CPU 5V RESET CPU5V RESET ATIS EEPROM LCD KEY LED SW LED BTYPE HV GND EXT JACK J250 VCO Q150 3SK299 D91 RB706F MAIN UNIT CHASSIS REF OSC 21 250 MHz Q20 DTC144EUA D20 MA2S077 D21 MA77 IC50 NJM2125F Q351 DAT144EUA IC170 TA31136FN FI170 CFWM450E 450 kHz IC190 M62363FP DS246 L3 0018TAY 1 Q240 DTC144EUA IC340 BR24L16FV IC360 IC220 NJM2870F05 IC341 BD5242FVE Q223 DTC144EU Q224 XP6...

Страница 27: ... 036D0801B 1 2 4 3 GND D350 DA221 R353 1 k CPU5V R351 1 k MICM MICM DET R253 2 2 k 5V R255 150 k R271 33 k R272 180 k C265 150 P R273 18 k R279 820 R276 180 k C263 0 01 R286 10 k AFOUT R284 10 R350 470 k CPU5V TEMPV R346 10 CPU5V CPU5V CPU5V R362 1 k R305 47 k R304 47 k X360 CSTCR7M98G53 RC CP360 TDEC WET WET R361 1 k R360 1 k R363 1 k R364 1 k SCK SDATA PLST DAST ESCK ESCK ESDA ESDA RESET BTYPE R...

Страница 28: ...001 C30 0 001 C11 2 2 C22 9 P C26 47 P R23 1 k D20 MA2S077 D21 MA77 C31 0 001 R29 390 R30 68 k C36 0 001 R31 680 R32 390 C50 0 001 R53 100 R52 4 7 k C52 0 001 R55 3 3 k C61 33 C62 0 001 C63 470 P C67 470 P L55 31 nH MP50 R75 100 R71 100 C70 91 P C75 22 P C71 30 P C82 18 P C380 0 001 C81 18 P C83 22 P C85 24 P C86 9 P R82 10 k C88 0 001 C68 47 P C73 0 001 R76 150 R72 47 L53 18 nH R384 2 2 k C59 470...

Страница 29: ......

Страница 30: ...S 14008MZ C2 2003 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan ...

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