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6

5

4

3

2

1

E

D

C

B

RV378

100K

C378
104P

3

2

5

4

1

JK511

ST-301

C329

10P

R320

47R

C320

470P

R325

1K

V

cc

 1

1

V

p

 1

2

D

o

 R

F

3

G

N

D

_

D

4

f 

in

 R

F

5

f 

in

 R

F

6

G

N

D

_

A

7

O

S

C

 in

8

G

N

D

_

D

9

F

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1

0

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lo

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1

1

D

a

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1

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1

3

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1

4

f 

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 I

F

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 I

F

1

6

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1

7

D

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 I

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1

8

V

p

 2

1

9

V

cc

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2

0

U311

LMX2332

C318
102P

R312

1K

C386
102P

C387
102P

R388

33K

R389
180R

C388
104P

R326

0R

C326
102P

R368
560R

C313
101P

R367

560R

C314
101P

R365

2K2

C315
101P

R366
6K8

R364
4K7

E367
0.1uF

E363
1uF

E364
0.1uF

D312

PMSD4148

XOUT

3

VC

1

5C

4

GND

2

CR311

14.4MHz

VR351

50K

E326
4.7uF

L361

101T

PR311

1K

R363

0R

R362
150R

E377

4.7uF

R377
22K

R376
22K

C319
104P

5C

5

C

C

P

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X

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X

PLL_CS

PC3
N/W/LD

DQTo

P

C

1

P

C

2

P

C

3

P

C

4

E319
4.7uF

C312
NC

R311

150K

R313

NC

T322

2SC3356

L325

18nH

C327

NC

C328

2P

C325

103P

C381

47P

R382
220K

T362

2SC4215

C385
82P

R381
10K

L382

100nH

L363

100nH

C383
560P

R383
RES

+5R

C382

390P

C384

CAP

28.8MHZ

R361

0R

C317

101P

C834
101P

C835
101P

C836
101P

C837
101P

C838
101P

C831

101P

C832
101P

C833
101P

PR811

47K

PR812

1K

C853
101P

C856

392P

C850
104P

C857
105P

C852
221P

C858
221P

C855
333F

E854
4.7uF

R853
58K

R855

68K

R854
82K

R852

R-1

R858
2K2

R857

22K

L851
101T

D813
RED

D814

GREEN

T813

DTC114EE

T814

DTC114EE

R814

560R

R815
4K7

R813
560R

C817
104P

T815

DTA114EE

R817
4K7

R816

10K

C818
104P

R818

4K7

A0

1

A1

2

GND

4

DA

5

CK

6

A2

3

WP

7

Vcc

8

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24C08

C827
103P

R827
10K

PC0

R834

8K2

C372

103P

C371
223P

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4K7

R375
4K7

R374

1K2

R373
2K7

R372
4K7

P

C

7

P

B

3

P

B

4

P

B

5

CR881

32.768KHz

C883

104P

C886
104P

R885
15K

R884

82K

R883
100K

L886
301T

C811

27P

C882

27P

T881

2SB624

R886

0R

C885

103P

R701

0R

C316
102P

L326
100nH

R387

39K

R392
120K

2SC3356

5C

R345
100K

C331
100P

R332
100R

C324

470P

R347

22R

C345
470P

C344
104P

R333

15K

C343
470P

L331

180nH

D332
1SV325

L332

180nH

L333
15nH

L336
22nH

L335
3.3uH

L347
100nH

D331

1SV325

D333
1SV278

C332
2P

C333

27P

D321

MA2S11

C335

11P

R321
4K7

C338
1P

C339
4P

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C340
5P

C341
5P

C342
1P

T332

2SJ243

T352

UMC4

C351
100P

L351

270nH

D352
1SV325

L329

101T

R331
150R

C347
102P

T331
2SK508NV(K52)

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2SC4617(S)

R324
47K

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C322
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R351
180R

L352
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MOD

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C285

221P

C286

221P

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10P

C288
471P

C276

27P

C278
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C274
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C280
103P

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R285
180K

R287

3K9

R286

180K

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27K

R274
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R283

100R

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U261

TA31136F

CR271

C28

T275

DTA114EE

C283
104P

C282

104P

R278

0R

C830
102P

R833

150K

R831

150K

R832
150K

5V

PB1

RXi

ATX

QT

D0

D1

D2

D3

PC7

PB3

PB4

HT1621-CS

GND_D

PC6

5V

PB1

PB5

SB

PC4

C854
103P

T

X

 in

6

N

.C

.

7

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1

1

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C539

120P

R539

100K

R540
100K

C540
104P

R527
22K

C527
150P

C526
223P

C525
223P

C524
104P

R528
100K

R529
22K

C528

120P

R866

10K

R867
10K

R864
3K3

R862

1K8

R865

20K

R863

100R

C867
104P

C862
332P

C863
470P

T461

2SK1824

C872

C871

R873

4K7

R872

4K7

R871

E871

in

G

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5A

C907
103P

E907
10uF

E905
10uF

C905

103P

C906

471P

5V

D/A

20

ATX

21

ARX

22

A

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1

2

3

A

D

2

2

4

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3

2

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C

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C

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2

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8

R

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2

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d

d

3

3

PA0

34

PA1

35

PA2

36

PA3

37

PA4

38

PA5

39

PA6

40

PA7

41

PB0

42

PB1

43

PB2

44

P

C

0

1

P

C

1

2

P

C

2

3

P

C

3

4

P

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4

5

P

C

5

6

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6

7

P

C

7

8

P

B

3

9

P

B

4

1

0

P

B

5

1

1

P

D

3

3

1

P

D

1

2

9

P

D

2

3

0

AVdd

12

RXO

13

RXI

14

TXI

15

TXO

16

Tone

17

AVss

19

LC

18

U811

U-EM44

R868

4K7

R861
RES

R717

10K

C864

104P

C529
104P

5V

5CC
P-TX/RX

MOD

28.8MHZ

R322

100K

C281
102P

G

R

E

E

N

T

X

D

/R

E

D

R379

NC

R378

NC

N

/W

/L

D

C271

20P

CR272
21.250MHz

DEV

MIX IN

SQL

CV

1

2

3

4

5

6

7

8

9

10

11

12

13

18

17

16

15

14

JP811

JP18

GND_D

R304

100R

R713

100R

R714

100R

C304

NC

5V

5C

5C

R718
10K

MIC+

SP+

PTT/RXD

O

I

FL261
450K

PC6

P

B

1

D0

D1

D2

D3

K1

K2

K3

K4

LCD CS

LAMP 2

LAMP 1

SB

S

B

(T.Y.)

(T.Y.)

(T.Y.)

(T.Y.)

B

E

E

P

VOUT

4

VDD

5

GND

3

SDA

1

RST

7

GND

6

OSC

2

SCL

8

U511
AUDIO

R548
680R

C548
104P

C549
104P

R549
4K7

C547
103P

C546

104P

R546
330K

R545

10K

R702

0R

5M

5M

DQTo

C851
104P

Содержание PX-328

Страница 1: ...ICE MANUAL CONTENTS INTRODUCTION 2 GENERAL 2 REALIGNMENT 3 TROUBLE SHOOTING GUIDE 6 TECHNICAL SPECIFICATION 7 FUNCTION SPECIFICATION 8 CIRCUIT DESCRIPTION 9 SEMICONDUCTOR DATA 16 PARTS LIST 17 BLOCK DIAGRAM 22 PCB BOARD 23 SCHEMATIC DIAGRAM 25 ...

Страница 2: ...ate this equipment near electrical blasting caps or in an explosive atmosphere This equipment should be serviced by a qualified technician only SERVICE This radio is designed for easy servicing Refer to the schematic diagrams printed circuit board views and alignment procedures contained within GENERAL Your Transceiver is an electronic product of exact design and should be treated with care The su...

Страница 3: ...ODE USER MODE For normal use when turn on enter this mode PC MODE used to read and program radio SELF PROGRAMMING MODE Hold down MONI and menu key accomplished by turning on the VOL POWER switch until SELF displays 2 ...

Страница 4: ...2 LCD DISPLAY ...

Страница 5: ...3 SELF PROGRAMMING MODE For frequency signal feature write to the radio ...

Страница 6: ......

Страница 7: ...nna Weight 220g Including battery Antenna impedance 50Ω Transmitter Frequency Stability 2 5PPM Output Power 5W 4W 0 5W Max Frequency Deviation 5KHz Audio Distortion 3 Modulation Character 3dB 3dB Adjacent Channel Power 65dB Spurious Radiation 7 5UW Occupied Bandwidth 16KHz Receiver RF Sensitivity 0 2UV Audio Distortion 3 Audio Response 2dB 10dB Adjacent Channel Selectivity 60dB Intermodulation Rej...

Страница 8: ......

Страница 9: ......

Страница 10: ......

Страница 11: ......

Страница 12: ......

Страница 13: ......

Страница 14: ......

Страница 15: ......

Страница 16: ... automatic gain output 21 AT X O Transmitter data output select control 22 AR X I Receiver data input audio amplifier adjustment input 23 BATT Test O Battery check Reset 24 VOX I VOX input 25 AN SQL I Squelch signal input port 26 OSCin I Internal oscillator input 27 OSCout O Internal oscillator output 28 VSS GND 29 EN1 I Encoder data input 30 EN2 I Encoder data input 31 MONI I Monitor key input 32...

Страница 17: ...267 C411 C453 C202 C203 C561 C271 C663_1 C388_1 C319_1 C250 CAP C103 C101 C573 C571 C511 C521 C182 C208 C316 CAP C354 C662 CAP C302 C418 C102 C147 C661 C201 C131 C0402 105P 4 C517 C611 C609 C664 C263 C255 C361 C363 C362 C213 C348 C330 C331 C0402 120P 1 C259 C0402 12P 3 C224 C241 C359 C0402 15P 1 C113 C0402 18P 3 18NH C523 C246 C0402 1P 2 C327 C329 C264 C265 C394 C513 C512 C592 C591 C0402 222P 1 C2...

Страница 18: ...6P 1 C155 C0603 6P 2 C325 C344 C0603 104P 1 L333 太阳电诱 C0805 0 1uF 4 E367_1 E364 E411 C541 C0805 1uF 4 E454 E319_1 C104 C143 C0805 2 2uF 4 E435 E413 E363_1 E474 E412 E242 E326_1 E180 E311 E273 R0402电阻 L121 R457 R663 R364_1 R363_2 R235 R134 R362 C251 R662 R0402 1 8K 1 R365_1 R413 R301 R524 R113 R131 R363 R321 R314 R352 R594 R595 R269 R547 R529 R528 R391 R351 R459 R809 R223 R258 R429 R434 R453 R201 R...

Страница 19: ...02 3 3K 3 R367_1 R366_1 R264 R0402 30K 2 R422 R177 R0402 330R 3 R128 R811 R126 R426 R427 R431 R432 R423 33K R0402 39K 1 R554 R0402 3K3 4 R435 R355 R359 R357 R0402 3K9 1 R123 R0402 470R 1 R572 R0402 470K 1 R553 R518 R592 R525 R527 R526 R322 R581 R132 R142 R186 R182 R597 R222 R221 R387 R0402 47R 4 R326_1 R133 R143 R247 R272 R273 R574 R575 R576 R243 R311 R538 R262 R271 L342 L323 R0402 560R 3 R412 R36...

Страница 20: ...22 D321 D342 D341 D_ESC HSC277 4 D212 D235 D211 D111 D_SMA 1SR154 400 1 D611 D_USC 1SV220 1 D323 D_USC MA77 1 D155 D0603 GREEN 1 D571 D0603 RED 1 D573 D ESC PMSD4148 2 D312_1 D311 D USC 3V 1 R806 D USM MA742 MA742 1 D661_1 集成类 SOP8 24C16 1 U561 SOP8 LM4558 1 U411 SOT24 3SK241 2 T241 T221 SOT89 2SC4988 1 T121 SRP8 10K 1 PR511 SRP8 1K 2 PR752 PR311 1 SSOP10 P 225 TA7368F 1 U451 SSOP16 225 TA31136 1 ...

Страница 21: ...SM DTA114EE DTA114YE 1 T663 电解类 ECS2213 100uF 1 E457 ELA3216 10uF 4 E456 E631 E623 E269 晶体类 CR_DS0603 32 768KHz 1 CR521 CR_DS6055 29 250MHz 1 FL251 FX DS0971 14 4MHz 1 CR311_1 可调类 VR1208 10K 1 VR552 VR1208 50K 1 VR471 线圈类 LC042320 3T 1 L151 0 4 1 5 3 LC042424 4T 1 L163 0 4 1 5 4 LC042426 5T 2 L165 L167 0 4 1 5 5 L5T 8T 1 L142 0 31 1 5 8 LC032326 6T 2 L211 L212 0 31 1 5 6 其它类 PEF450R15KR1 450K 1 FL...

Страница 22: ......

Страница 23: ......

Страница 24: ......

Страница 25: ...261 TA31136F CR271 C28 T275 DTA114EE C283 104P C282 104P R278 0R C830 102P R833 150K R831 150K R832 150K 5V PB1 RXi ATX QT D0 D1 D2 D3 PC7 PB3 PB4 HT1621 CS GND_D PC6 5V PB1 PB5 SB PC4 C854 103P N C 7 V bias 9 N C 10 Vss 8 C 12 R53 100 R540 100K C540 104P R527 22K C527 150P C526 223P C525 223P C524 104P R528 100K R529 22K C542 104P R541 47K C528 120P R866 10K R867 10K R864 3K3 R862 1K8 R865 20K R8...

Страница 26: ...3T L213 3T L214 3T L216 3T L219 39nH L220 18nH L223 3T L224 3T L231 22nH D215 N U D214 HVC350B D217 HVC350B D220 HVC350B T231 3SK229 R213 100K C205 102P R212 0R C212 15P C272 33P C254 103P C264 104P C284 104P R262 470R T261 2SC4215 R261 680K R264 2 7K R274 1K2 OSC in 1 Dec IF out IF in 5 MIX in 16 RSSI 12 MIX out 3 OSC out 2 N det 13 N rec 14 Vcc 4 GND 15 C273 224P C261 103P C262 2P C283 104P C282...

Страница 27: ...432 1K5 R434 51K C431 223P R435 4K7 2 3 1 8 4 U411A LM4558 7 6 5 U411B LM4558 3 3 1 1 2 2 D422 1SS372 T421 MRF497 C438 470P R438 100R R437 3K3 R436 1K8 5T C408 102P C401 103P T431 2SK1824 C434 10P C214 3P C215 N U C216 470P C217 0 3P VC220 6P C221 3P5 C222 470P C223 0 3P VC226 6P C227 4P5 C228 470P C231 102P C232 102P C233 470P C234 8P C237 10P C238 0 5P VC241 6P C242 4P C230 470P R214 N U R217 10...

Страница 28: ...40 5P C341 5P C342 1P T332 2SJ243 T352 UMC4 C351 100P L351 270nH D352 1SV325 L329 101T R331 150R C347 102P T331 2SK508NV K52 T321 2SC4617 S R324 47K C323 470P C322 470P R351 180R L352 270nH L353 18nH L355 3 3uH D351 1SV325 C352 2P C353 33P C355 15P C359 5P C360 7P C361 10P C362 1P T351 2SK508NV K52 E323 10uF L324 101T R346 1K MOD 5R C2 33 C284 104P C285 221P C286 221P C287 10P C288 471P C276 27P C...

Страница 29: ... R431 30K C405 102P E431 4 7uF R432 1K5 R434 51K C431 223P R435 4K7 2 3 1 8 4 U411A LM4558 7 6 5 U411B LM4558 3 3 1 1 2 2 D422 1SS372 T421 MRF497 C438 470P R438 100R R437 3K3 R436 1K8 5T C408 102P C401 103P T431 2SK1824 C434 10P C214 3P C215 N U C216 470P C217 0 3P VC220 6P C221 3P5 C222 470P C223 0 3P VC226 6P C227 4P5 C228 470P C231 102P C232 102P C233 470P C234 8P C237 10P C238 0 5P VC241 6P C2...

Страница 30: ...P C161 3P C162 470P C163 10P C164 9P C165 10P D156 HVU131 C166 2P C167 5P C168 3P C169 1 5P 5T P_TX P_TX C114 470P R115 680R R128 120K C138 470P C153 NC C135 N U C125 470P R135 0R C158 NC R153 0R T121 2SC4988 C122 470P C126 N U R123 150K L122 15nH R122 330R R127 47K R126 22R R136 47R R137 47K R138 47K C137 470P C152 22P C151 1P C144 470P C142 1uF L402 101T R401 470R C402 104P R402 1K8 C403 470P R4...

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