Patriot RITRON SST-442 Скачать руководство пользователя страница 30

SCHEMATIC REFERENCE PARTS LIST

SST-442

27

NOTE:  This parts list reflects the most current component values.  If a component value given in the schematic
differs from this list, the parts list should be considered the most current.

Last Update: 

May 11, 2001

Ref

Ritron PN

Description

X

Y

Theta

Loc

CAPACITORS

C101

151103A3

3.3pf NPO 0805 CHIP CAPACITOR

1065

3824

270

Top

C102

151104A7

4.7PF 0805 50V CHIP CAP.

949

3929

180

Top

C103

15110120

12PF NPO 0805 50V CHIP CAP

791

4059

90

Top

C104

15180101

100pF CAPACITOR, CHIP, 0402, COG, 5%

649

3620

180

Top

C105

151106A8

6.8PF NPO 0805 50V CHIP

1016

3682

270

Top

C106

15110180

18PF NPO 0805 50V CHIP

920

3790

180

Top

C107

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

734

3620

180

Top

C108

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

675

3519

90

Top

C109

151106A8

6.8PF NPO 0805 50V CHIP

637

3994

270

Top

C110

151103A3

3.3pf NPO 0805 CHIP CAPACITOR

557

3993

270

Top

C111

151103A3

3.3pf NPO 0805 CHIP CAPACITOR

516

4099

180

Top

C112

151103A3

3.3pf NPO 0805 CHIP CAPACITOR

382

4099

180

Top

C113

15110100

10PF NPO 0805 50V CHIP CAP

476

3993

270

Top

C114

151108A2

8.2PF NPO 0805 50V CHIP

275

4059

90

Top

C115

15110150

15PF 0805 NPO 50V CHIP CAP

380

3786

0

Top

C116

15182103

.01uF CAPACITOR, CHIP, 0402,Z5U,5/10/20

276

3382

180

Top

C117

15110150

15PF 0805 NPO 50V CHIP CAP

199

3598

180

Top

C118

15110470

47PF NPO 0805 50V CHIP

160

3491

90

Top

C119

15181472

.0047uF CAPACITOR, CHIP, 0402, X7R,5/10%

485

3367

270

Top

C120

151108A2

8.2PF NPO 0805 50V CHIP

407

3548

0

Bottom

C121

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

138

947

90

Bottom

C122

152B6106

10uF 10V 3.4 X 2.8 CHIP TANTALUM

451

1669

0

Bottom

C123

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

450

946

90

Bottom

C124

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

319

904

90

Bottom

C125

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

350

1364

0

Bottom

C126

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

441

1542

0

Bottom

C127

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

61

2203

0

Bottom

C128

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

217

2114

270

Bottom

C129

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

392

1802

0

Bottom

C130

15182103

.01uF CAPACITOR, CHIP, 0402,Z5U,5/10/20

571

904

90

Bottom

C131

15110330

33PF NPO 0805 50V CHIP

38

1263

0

Bottom

C132

15110330

33PF NPO 0805 50V CHIP

64

1156

270

Bottom

C133

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

61

2123

0

Bottom

C134

15182103

.01uF CAPACITOR, CHIP, 0402,Z5U,5/10/20

39

1635

90

Top

C135

15110220

22PF NPO 0805 50V CHIP CAP

171

1533

180

Bottom

C201

15180330

33pF CAPACITOR, CHIP, 0402, C0G, 5%

1524

2585

0

Top

C202

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

871

3384

270

Bottom

C203

15180101

100pF CAPACITOR, CHIP, 0402, COG, 5%

1004

3248

90

Bottom

C204

151105A6

5.6PF NPO 0805 50V CHIP CAPACITOR

1466

2357

0

Top

C205

15119104

.1uF X7R 0805 25V CERAMIC CHIP CAP

1517

267

270

Top

C206

15110150

15PF 0805 NPO 50V CHIP CAP

1572

239

270

Top

C207

151108A2

8.2PF NPO 0805 50V CHIP

1571

3084

270

Top

C208

15180101

100pF CAPACITOR, CHIP, 0402, COG, 5%

1375

2883

90

Top

C209

15180101

100pF CAPACITOR, CHIP, 0402, COG, 5%

977

3530

180

Top

C210

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

1277

3493

270

Bottom

C211

15110150

15PF 0805 NPO 50V CHIP CAP

1278

3267

90

Top

C212

15180330

33pF CAPACITOR, CHIP, 0402, C0G, 5%

977

3481

180

Top

C213

151106A8

6.8PF NPO 0805 50V CHIP

1682

3881

90

Top

C214

15110120

12PF NPO 0805 50V CHIP CAP

1682

3881

180

Top

C215

151108A2

8.2PF NPO 0805 50V CHIP

1614

4120

180

Top

C216

Factory Select

1439

4093

90

Top

C217

151101A8

1.8PF 0805 50V CHIP CAP.

1035

4136

90

Top

C218

15110101

100PF NPO 0805 50V CHIP CAP

953

4136

90

Top

C219

151104A7

4.7PF 0805 50V CHIP CAP.

1682

3881

180

Top

C301

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

774

817

180

Bottom

C302

15181102

.001uF CAPACITOR, CHIP, 0402, X7R, 5/10%

275

522

270

Top

C303

152B4226

22uF 6.3V 3.4 X 2.8 CHIP TANTALUM CAP

199

647

180

Top

Содержание RITRON SST-442

Страница 1: ...ical standards of the applicable rule part s This includes but is not limited to the following items required under FCC Part 2 1033 c 2 FCC Identifier 3 A copy of the installation and operating instru...

Страница 2: ...D PROGRAMMABLE HANDHELD RADIO MAINTENANCE REPAIR OPERATING MANUAL FOR USE BY AUTHORIZED SERVICE MAINTENANCE PERSONNEL ONLY SST 442 MRM REV A COPYRIGHT 2001 RITRON INC ALL RIGHTS RESERVED RITRON JOBCOM...

Страница 3: ...g Frequency Table 13 Table 2 Quiet Call Codes and Frequencies 13 COMPUTER SOFTWARE COPYRIGHTS 13 PC COMPUTER PROGRAMMING 13 Programmable Features 14 Description of Features 15 TOPIC PAGE THEORY OF OPE...

Страница 4: ...ng iron for soldering CMOS circuitry 7 Lead straightening tools When straightening CMOS leads provide ground straps for the tool used PC Board Removal Special Tool RITRON recommends using a knurled nu...

Страница 5: ...et Also provides cable connection for PC programming Microphone PTT 2 5 mm for external Chg Jack speaker microphone headset or RITRON model BC A wall charger CONTROLS Push Button Controls On Volume Up...

Страница 6: ...earphone jack Receiving System Dual conversion superheterodyne I F System 1st 43 65 MHz 2nd 450 KHz L O Injection Low side QC DQC Decode Time per EIA Standards BATTERY Battery Pack 7 2 VDC 800 mAH rec...

Страница 7: ...propriate methods Safety Standards In 1991 the Institute of Electrical and Electronics Engineers IEEE and in 1992 the American National Standards Institute ANSI updated the 1982 ANSI standard for safe...

Страница 8: ...apacity PRECAUTIONS Use only RITRON supplied chargers other chargers might cause fire explosion or other damage to the radio Do not fast charge a brand new battery pack Otherwise the battery might be...

Страница 9: ...may never fully discharge the battery pack during normal use Achieve maximum battery life by fully discharging the battery periodically to condition it After exposing the battery pack to many cycles...

Страница 10: ...y Jack This jack connects speaker audio to optional accessories such as a remote speaker microphone or an earphone For accessories that have a two plug connector the smaller plug is inserted into the...

Страница 11: ...means that squelch is turned off Release the buttons To restore squelch press and hold both of the volume buttons until the radio sounds a beep or double beep Monitor To monitor the channel press one...

Страница 12: ...ort beep every minute to alert the user that the battery will soon need recharging Once the battery charge drops below the required operating voltage the radio emits a long low tone and turns itself o...

Страница 13: ...suspect Charge the suspect battery as recommended in this manual Then if the charged original battery cannot power the handheld try charging again with another charger If the battery still doesn t ho...

Страница 14: ...it a series of beeps pause and then begin another series Four series of beeps will be heard with each series representing a digit The number of beeps in a series is equal to the digit See CHANNEL READ...

Страница 15: ...rect digit Turn the radio off check the digits you are attempting to enter then start over again 4 If you make a PTT click error turn the radio off then on and start over 5 If the radio does not emit...

Страница 16: ...ter with Windows 95 or later The computer must have an RS 232 serial port and a minimum of 2MB available on the hard disk drive for installation COMPUTER SOFTWARE COPYRIGHTS The RITRON Inc products de...

Страница 17: ...xed beep volume or for a beep volume that is adjusted with the Volume controls If fixed beep volume is selected the fixed level can be set between 0 100 Busy Channel Transmit Inhibit This keeps the ra...

Страница 18: ...g radio beeps at the end of each received transmission Squelch Tightener This feature reduces distant co channel or other interference for channels that are not programmed with Quiet Call Carrier sque...

Страница 19: ...cycle time is programmable using the PC Programming Kit The 5V SW power strobe output at Pin 10 of IC301 controls Q306 which switches the regulated 5 VDC to the audio processing circuitry and the synt...

Страница 20: ...06E passes TX audio through to the VCO modulation input at R416 TX audio is applied to varactor CR403 to modulate the VCO TX audio is also routed to the Pin 1 input of TCVCXO reference oscillator Y302...

Страница 21: ...rcuit configuration with bilateral switches IC304A B and C permits the use of the same audio filtering system for both transmit and receive modes After R114 and C130 remove the 450 KHz element from th...

Страница 22: ...rogrammed to hold the transmitter on after the PTT switch has been released to allow tone related turn off codes for squelch tail elimination Power Amplifier Q203 Q204 and associated components amplif...

Страница 23: ...ncy of the VCO oscillator used in both transmit and receive The output is HIGH in transmit and LOW in receive T R output is also used to switch supply voltage to the transmit and receive circuits 12 C...

Страница 24: ...s test set to the BNC connector on the SST SRVBD test assembly 4 Turn on the radio to place it in operating mode 5 From the PC Programmer on screen menu select Tune Radio to display the Alignment scre...

Страница 25: ...nd Voice Only Narrow Band Voice Tone Wide Band or Voice Tone Narrow Band by pressing the desired option button 4 Press the Tune button on the Alignment screen to activate the transmitter 5 If adjustme...

Страница 26: ...performed by the factory selection of fixed capacitor C413 Do not attempt to adjust the synthesizer control unless a key component in the synthesizer has been replaced Key components do not include th...

Страница 27: ...5 0 5 0 CR305 1 GND GND GND Voltage clamp 2 5 0 5 0 5 0 3 0 0 0 0 0 0 CR306 1 2 4 2 4 2 4 Voltage clamp 2 NC NC NC 3 2 4 2 4 2 4 CR307 C 7 5 7 5 7 5 Reverse volt protection A 0 0 RX audio amp out CR4...

Страница 28: ...D GND GND 5 0 0 3 7 0 0 6 0 0 7 5 0 0 7 0 0 3 7 0 0 8 NC NC NC REF PIN TX RX SB DESCRIPTION IC308 1 2 4 2 4 Tone low pass filter 2 2 4 2 4 3 GND GND GND 4 5 0 5 0 5 2 4 2 4 6 2 4 2 4 7 5 0 5 0 8 3 2 3...

Страница 29: ...8 Battery V switching 2 7 5 7 5 7 5 3 7 5 7 5 7 5 Q 306 1 4 3 4 3 5 0 5V switching 2 5 0 5 0 5 0 3 5 0 5 0 Q 307 1 0 0 5 0 0 0 Audio amplifier enable 2 0 0 4 3 0 0 3 7 5 6 8 7 5 Q 308 1 7 5 6 8 7 5 A...

Страница 30: ...HIP CAP 350 1364 0 Bottom C126 15119104 1uF X7R 0805 25V CERAMIC CHIP CAP 441 1542 0 Bottom C127 15119104 1uF X7R 0805 25V CERAMIC CHIP CAP 61 2203 0 Bottom C128 15119104 1uF X7R 0805 25V CERAMIC CHIP...

Страница 31: ...AMIC CHIP CAP 82 2765 180 Bottom C335 15180101 100pF CAPACITOR CHIP 0402 COG 5 366 2880 270 Bottom C336 15181332 0033uF CAPACITOR CHIP 0402 X7R 5 10 454 3156 90 Bottom C337 152B6106 10uF 10V 3 4 X 2 8...

Страница 32: ...CHIP 0402 COG 5 1053 1576 180 Top C422 15110100 10PF NPO 0805 50V CHIP CAP 1119 1512 180 Top C423 151101A0 1 0PF NPO 0805 50V CHIP 1256 1400 0 Top C424 151108A2 8 2PF NPO 0805 50V CHIP 1187 1252 270 T...

Страница 33: ...03 18414104 4 5T AIRCOIL 24AWG 0625 ID RHH SMT 1478 2880 180 Top L204 18433102 2T AIRCOIL SMT 5 0nH 120 X 145 1591 3250 90 Top L205 18110103 CHIP INDUCTOR 10uhy 1386 3262 90 Top L206 18414108 8 5T AIR...

Страница 34: ...39K OHM RESISTOR CHIP 0402 1 16W 5 117 1676 90 Top R118 47180103 10K OHM RESISTOR CHIP 0402 1 16W 5 49 1509 0 Bottom R119 47180102 1K OHM RESISTOR CHIP 0402 1 16W 5 49 1470 180 Bottom R120 47180681 6...

Страница 35: ...tom R349 47180823 82K OHM RESISTOR CHIP 0402 1 16W 5 29 2146 0 Top R350 47180564 560K OHM RESISTOR CHIP 0402 1 16W 5 29 2198 0 Top R352 47100225 2 2M 0805 CHIP RESISTOR 44 2406 0 Top R353 47180103 10K...

Страница 36: ...6001029 28 AWG STRANDED WIRE BLUE INCHES 25105500 SHIELD SST PLUS SYNTHESIZER 25603000 FOAM MOUNTING SPEAKER SST 25603900 SPACER MIC FOAM SST 25605700 MICROPHONE HOLDER SST PLUS ANTENNA AFS 450 ANTENN...

Страница 37: ...NG SST MINI 14500025 OWNER S MANUAL 14x 44x SERIES JMX SST 14540006 WARRANTY REGISTRATION CARD JMX 442 MODELS ONLY CASE LABELS 14220002 LABEL CONTROLS JMX 14222035 LABEL NAMEPLATE JMX 14290002 BLANK L...

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