Midland Radio SP-300 Series UHF & VHF Digital Section Parts List, REF# Description PART#

Page 32

MAXON

SP-300 HAND HELD

SP-300 SERIES UHF & VHF DIGITAL SECTION PARTS LIST

REF#

DESCRIPTION

PART#

 

DIGITAL SECTION VHF& UHF (COMMON PARTS)

 

PTT SWITCH BOARD (SEE NOTE1)

650-180-0017

 

FUSE BOARD ASSY

650-200-0004

C136

CAP,TA,100UF 293D107X0006E2T6V

102-013-3107

C400

CAP,CER,0.0068UF,50V,5%,X7R,1/16W,0603

100-521-1682

C404

CAP,CER,.047UF,0603,

100-813-1473

C405

CAP,CER,0.001UF,10%,50V,X7R,0603

100-621-1102

C406

CAP,CER,0.1UF,+80-20%,25V,Y5V,0603

100-813-1104

C413

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C414

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C415

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C416

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C417

CAP,CER,220PF,5%,50V,COG,0603

100-520-1221

C418

CAP,CER,220PF,5%,50V,COG,0603

100-520-1221

C419

CAP,CER,220PF,5%,50V,COG,0603

100-520-1221

C420

CAP,CER,220PF,5%,50V,COG,0603

100-520-1221

C421

CAP,CER,220PF,5%,50V,COG,0603

100-520-1221

C422

CAP,CER,0.01UF,5%,50V,X7R,0603

100-521-1103

C423

CAP,TA,10UF,293D106X06R3A2T6.3V

102-013-0106

C424

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C425

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C426

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C427

CAP,CER,0.001UF,10%,50V,X7R,0603

100-621-1102

C428

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C429

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C430

CAP,CER,0.1UF,+80-20%,25V,Y5V,0603

100-813-1104

C431

CAP,TA,4.7UF,20%,10V,3216

102-023-0475

C432

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C433

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C434

CAP,CER,0.1UF,+80-20%,25V,Y5V,0603

100-813-1104

C435

CAP,CER,0.1UF,10%,50V,X7R,0603

100-621-1104

C436

CAP,CER,0.022UF,10%,50V,X7R,0603

100-621-1223

C437

CAP,CER,1UF,+80-20%,16V,Y5V,0805

100-803-2105

C438

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C439

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C441

CAP,CER,0.0018UF,50V,10%,X7R,1/16W,0603

100-621-1181

C442

CAP,CER,0.022UF,10%,50V,X7R,0603

100-621-1223

C443

CAP,CER,0.0047UF,10%,50V,X7R,0603

100-621-1472

C444

CAP,CER,0.01UF,5%,50V,X7R,0603

100-521-1103

C446

CAP,CER,47PF,5%,50V,COG,0603

100-520-1470

C448

CAP,CER,47PF,5%,50V,COG,0603

100-520-1470

C449

CAP,CER,0.033UF,10%,16V,X7R,0603

100-601-1333

C452

CAP,CER,0.1UF,10%,25V,X7R,0805

100-611-2104

C453

CAP,CER,0.0033UF,50V,10%,X7R,1/16W,0603

100-621-1332

C454

CAP,CER,.68UF,+/-20%,50V,Y5V,0805

100-723-2684

C455

CAP,CER,.082UF,10%,50V,X7R,0805

100-621-2823

C456

CAP,CER,120PF,0603,5%,50V

100-520-1121

C458

CAP,CER,0.1UF,10%,25V,X7R,0805

100-611-2104

C459

CAP,CER,0.1UF,+80-20%,25V,Y5V,0603

100-813-1104

C460

CAP,CER,15PF,5%,50V,COG,0603

100-520-1150

C461

CAP,CER,15PF,5%,50V,COG,0603

100-520-1150

C462

CAP,CER,.047UF,+80-20%,50V,Y5V,0805

100-823-2473

C463

CAP,CER,.047UF,+80-20%,50V,Y5V,0805

100-823-2473

NOTES:

1. Components are not available,assembly is non-repairable.

REF#

DESCRIPTION

PART#

C464

CAP,CER,.033UF,10%,50V,0805

100-623-2333

C465

CAP,CER,.033UF,10%,50V,0805

100-623-2333

C466

CAP,CER,.033UF,10%,50V,0805

100-623-2333

C467

CAP,CER,.033UF,10%,50V,0805

100-623-2333

C468

CAP,CER,.033UF,10%,50V,0805

100-623-2333

C469

CAP,CER,.047UF,+80-20%,50V,Y5V,0805

100-823-2473

C470

CAP,CER,1UF,+80-20%,16V,Y5V,0805

100-803-2105

C471

CAP,CER,0.1UF,+80-20%,25V,Y5V,0603

100-813-1104

C472

CAP,CER,0.001UF,10%,50V,X7R,0603

100-621-1102

C474

CAP,CER,1UF,+80-20%,16V,Y5V,0805

100-803-2105

C476

CAP,CER,0.1UF,+80-20%,25V,Y5V,0603

100-813-1104

C477

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C478

CAP,TA,10UF,293D106X0004A2T4V

102-003-0106

C479

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C480

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C481

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C482

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C483

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C484

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C485

CAP,CER,470PF,10%,50V,X7R,0603

100-621-1471

C701

CAP,TA,10UF,293D107X0006E2T6V

102-013-3107

CH404

SW,ROTARY,EC10RP04-66(4Channel)

830-010-0010

CH404

SW,ROTARY,EC10RP04-66(16Channel)

830-010-0011

CON401

CONN, SMTSTRIPS,MMT-104-01-T-SH-P-TR

140-030-0062

CON404

SKT,14P/SIP,STR,LP,52231-1417

140-020-0032

CON406

PIN,HDR,4P/SIP,R ANG,SHROUD,WAF,

140-030-0043

CON701

CONNECTOR SOCKET SSW-106-02-G-D-RA

140-020-0054

D401

DIODE,SW,KDS181S,SOT-23

220-010-0004

D402

DIODE,SW,KDS181S,SOT-23

220-010-0004

D403

DIODE,SW,KDS193,SOT-23

220-010-0003

D404

DIODE,SW,KDS184S,SOT-23

220-010-0002

D405

DIODE,ZNR,5.6V,SOT-23,0.225W,MMBZ5232

221-010-0056

D406

DIODE,ZNR,5.6V,SOT-23,0.225W,MMBZ5232

221-010-0056

D407

DIODE,ZNR,5.6V,SOT-23,0.225W,MMBZ5232

221-010-0056

D701

DIODE,ZNR,5.6V,SOT-23,0.225W,MMBZ5232

221-010-0056

IC401

IC,SW/MUX,MC14066BDR2,SO-14,A-SW

444-050-0001

IC402

IC,SW/MUX,MC14066BDR2,SO-14,A-SW

444-050-0001

IC404

IC,OPAMP,KIA324F,SO-14,QUAD

441-030-0002

IC405

IC,OPAMP,LM358M,SO-8,DUALOPAMP

441-030-0006

IC406

IC,OPAMP,KIA324F,SO-14,QUAD

441-030-0002

IC407

IC,FILTER,BLP,MF6CWM-100,SO-14

441-090-0001

IC408

IC,EEPROM,AT93C56-10SI,SO-08,2K,VCC2-5V

442-010-0003

IC409

IC,CPU,OTP,HD4074818H,FP-80A,4BIT

443-103-0001

IC410

IC,OPAMP,KIA324F,SO-14,QUAD

441-030-0002

IC411

IC,A-MUX/DEMUX,MC14053BD,SO-16,3PDT

440-060-0001

L410

COILCHIP,10UH:LER015T100K

371-005-3103

LED1

LEDCHIP,SML-020MLTT86SMD

240-030-0035

Q401

TRANS,BRT,PNP,KRA110SPK,SOT-23,SW,PK

870-010-0010

Q403

TRANS,BRT,NPN,KRC104S,SOT-23,SW,ND

870-020-0001

Q404

TRANS,BRT,NPN,KRC104S,SOT-23,SW,ND

870-020-0001

Q405

TRANS,BRT,NPN,KRC104S,SOT-23,SW,ND

870-020-0001

Q406

TRANS,PNP,BRT,KRA101S,SOT-23,SW,PA

870-010-0002

Q407

TRANS,NPN,KRC101S,BRT,SOT-23

870-020-0002

Q410

TRANS,KRA104S,SOT-23

870-010-0005

Q411

TRANS,BRT,NPN,KRC104S,SOT-23,SW,ND

870-020-0001

Q412

TRANS,KRA104S,SOT-23

870-010-0005

Page -29- May 2001

Image 32
Contents Service Manual Table of Contents Board Layout Exploded View Specifications Temperature RangeGeneral Current ConsumptionDimensions WeightAdjacent Channel Power Frequency BandsReceiver Peak Deviation @ 1 kHz Nom. Dev +20dBRX Tone Demodulation Characteristics Features SP-300INTRODUCTIONBusy Channel Lockout VCO Lock Time Description of Controls DescriptionTheory of Operation Digital CircuitsRF Circuits RF Circuits PLL Synthesizer Squelch mute Circuit KHz Band Pass FilterNoise Detector Speaker Audio AmplifierMaintenance and Repair Removing & Replacing the Belt ClipRemoving the belt clip To replace the belt clipRemoving & Replacing the Battery To remove the batteryTo replace the battery To remove the PTT assemblyRemoving & Replacing the ACCES- Sory Connector Removing & Replacing the Antenna & Control KnobsTo replace the Back Cover Removing & Replacing the Back CoverTo remove the Back Cover Removing & Replacing the Main Board To remove the Main BoardTo replace the Main Board Removing & Replacing the Speaker Component ReplacementRemoving & Replacing the DAUGH- TER Boards Surface Mount Component Replacement Surface Mounted Integrated Circuit ReplacementCloning Alignment ProcedureProgramming RX VCO Test Equipment Setup S.G. @ 1kHz AudioAlignment Points Diagram TP1Troubleshooting Guide Symptoms Causes Counter MeasuresVoltage Charts Main CircuitReceive State Transmit State SP-300 Series UHF & VHF Digital Section Parts List REF# Description PART#-30- May SP-300 Series VHF RF Section Parts List REF # Description Replacement Modules-32- May -33- May SP-300 Series UHF RF Section Parts List -35- May -36- May -37- May Component Pinout KTA1504SY-39- May Base Diagram PIN Description VHF Power AMP UHF Power AMPVHF FRONT-END UHF FRONT-ENDVHF V.C.O UHF V.C.OFuse ACC-200 BatteryTcxo SP-300 Series VHF RF Schematic UHF RF Schematic -47- May Board Layout Top Main Board Assembly 416121B -49- May