manuais HP 8560A

Hp 8560A Manual do Utilizador (450 páginas)

Marca: Hp | Categoria: Geradores de energia | Tamanho: 7.80 MB |

Inglês

Índice

Certification

3

Warranty

3

Assistance

3

Safety Symbols

4

General Safety Considerations

4

Option 915:

5

Option 910: Extra Manual Set

5

Contents

6

10

General Information

19

Manual Text Conventions

20

N.umbers

20

Covered by This Manual

20

Instrument Variations

21

Service Kit

24

Recommended Test Equipment

24

Electrostatic Discharge

25

Static-Safe Accessories

26

Service Tag

26

Original Packaging

26

Other Packaging

26

Sales and Service Offices

29

1-12 General Information

30

1-14 General Information

32

General Information 1-15

33

1-16 General Information

34

Adjustment Procedures

35

Adjustment Tools

37

Instrument Service Position

37

2-4 Adjustment Procedures

38

Adjustment Procedures 2-5

39

2-6 Adjustment Procedures

40

Adjustment Procedures 2-7

41

Using the TAM

43

Table 2-4. TAM Adjustments

44

2-10 Adjustment Procedures

44

Adjustment Procedures 2-11

45

DIGITAL VOLTMETER

46

Equipment

47

2. Display Adjustment

48

Preliminary Adjustments

49

Cutoff Adjustment

49

Deflection Adjustments

49

Intensity Adjustments

51

Fast Zero Span Adjustments

53

Bandpass

54

Adjustment

54

2-24 Adjustment Procedures

58

4. IF Amplitude Adjustments

59

A4 LOG AMP

60

ADJ CURR IF STATE

60

A5 Adjustment Verification

62

Assembly Adjusted

63

Related Performance Tests

63

A4 Limiter Phase Adjustment

63

PEAK SEARCH), MARKER DELTA

64

A4 LOG Fidelity Adjustment

66

Related Performance Test

67

7. YTO Adjustment

71

(K),(AUXCTRTI)

77

Adjustment Procedures 2-47

81

MEASUR I NG

82

RECEIVER

82

SPECTRUM ANALYZER

82

FREQUENCY COUNTER

84

13. Demodulator Adjustment

86

PEAK SEARCH) MARKER

87

3. On the HP 8560A press

90

16. Second IF Gain Adjustment

94

Figure 2-19. Location of

95

Adjustment Procedures 2-61

95

Adapters

100

Procedure

106

MAN TRK ADJ

107

Assembly

108

Replacement

108

Access to Internal Assemblies

109

Cable Color Code

109

Procedure 1. Analyzer Cover

110

Warning

112

For Option

113

1 3 PLACES

114

For Option 002

116

Procedure 3

118

Keyboard/Front Panel Keys

118

Procedure 4

119

Procedure 5

120

A2, A3, A4, and A5 Assemblies

120

Assembly Replacement 3-15

122

3-18 Assembly Replacement

123

Assembly Replacement 3-21

128

Procedure 7

129

High Voltage Assembly

129

3-26 Assembly Replacement

133

GATE BIA

134

WHITE/VIOLET (97)

134

A8 Low Band Mixer

136

A9 Input Attenuator

137

Al3 Second Converter

140

Procedure 10. Al7 CRT Driver

144

Procedure 11

145

Procedure 12. BTl Battery

146

Quantity

153

Assembly Replacement 3-47

154

Procedure 15. EEROM

157

(A2U501)

157

Replaceable

159

Parts List Format

160

04222 AVX CORP

165

4-8 Replaceable Parts

166

4-20 Replaceable Parts

178

Description

179

Replaceable Parts 4-2 1

179

4-22 Replaceable Parts

180

4-24 Replaceable Parts

182

Replaceable Parts 4-25

183

4-26 Replaceable Parts

184

Replaceable Parts 4-27

185

4-28 Replaceable Parts

186

Replaceable Parts 4-29

187

4-30 Replaceable Parts

188

Replaceable Parts 4-31

189

4-32 Replaceable Parts

190

Introduction

196

..Figure

198

Figure 5-l. Hinged Assemblies

199

Figure 5-8. Rear View

205

Assembly Level Text

206

Block Diagrams

206

Assembly Test Points

207

Ribbon Cables

207

OBE POWER)

209

General Troubleshooting 6-5

210

Softkey Menus

211

General Troubleshooting 6-9

214

Diagnostic Functions

215

Inconsistent Results

217

Erroneous Results

217

Blank Display

217

Automatic Fault Isolation

217

Manual Probe Troubleshooting

218

More Info

218

Cal Osc. Troubleshooting Mode

219

Viewing Multiple Messages

220

856OA/856lB/8563A

221

335 SMP UNLK

227

582 AMPL

235

583 RBW 30K

235

584 RBW

235

651 NO IRQ

236

Block Diagram Description

240

RF Section

241

Synthesizer Section

242

All YTO Spanwidth

243

Sweep Applied To

243

IF Section

244

ADC/Interface Section

246

,Controller

247

Section

247

Display/Power Supply Section

248

6-44 General Troubleshooting

249

ADC/lnterface Section

254

ADC/lnterface

255

43J2 (pins)

256

A4J2 (pins)

256

114J2 (pins)

256

ADCpterface Section 7-5

258

Keyboard Interface

260

RPG Interface

261

Triggering Problems

262

Flatness Control (RF Gain

264

A3 Assembly’s Video Circuits

265

Log Offset/Log Expand

267

ZERO SPAN

267

Video MUX

268

Video Filter

268

Video Filter Buffer Amplifier

269

Peak Detector Reset

271

Rosenfell Detector

271

Variable Gain Amplifier (VGA)

274

Track and Hold

274

A3 Assembly’s ADC Circuits

275

ADC Start/Stop Control

276

Ramp Counter

278

Analog Bus Drivers

279

Analog Bus Timing

280

Interface Strobe Select

281

Troubleshooting Using the TAM

285

Suspected Circuit Indicated

286

Manual Procedure to Perform

286

8-6 IF Section

288

---------I

289

Automatic IF Adjustment

291

Parameters Adjusted

292

Requirements

293

ZERO SPAN,(frequencyw), 1

294

Log Amplifier

296

Linear Amplifiers

297

Video Offset

298

Video Output

298

CLEAR-WRITE]. Trigger a sweep

300

CLEAR-WRITE). Trigger a sweep

300

FREQUENCY SPAN), 0 IHz)

300

CLEAR WRITE

300

FREQUENCY SPAN), 2

301

Synchronous Detector

302

Log Offset/Gain Compensation

303

A5 IF Section

304

IF Signature

305

ADJ CURR IF STATE on the

306

CURR IF STATE on the

306

8-26 IF Section

308

IF Section 8-27

309

Common IF Signature Problems

310

IF Section 8-29

311

Figure 8-14. Faulty LC Pole

313

IF Section 8-31

313

Step Gains

315

PRESET) on the HP

318

Low-Pass Filter

322

Sweep Generator

322

8-42 IF Section

324

Controller

328

CONTROLLER

330

Display Problems

331

Blanking

332

Sweep Time

333

Intensity

337

Bad Characters or Graticule

337

Analog Zero-Span Problems

339

Frequency Counter

341

Keyboard Problems

343

Synthesizer

345

Roller Oscillator PLL

346

HP 8560A

347

27. Set the HP

350

CENTER FREQ and

350

Troubleshooting Test Setup

351

(steps 1-3)

353

Synthesizer Section

354

LODA Drive MS5, MS6, MS7, MSE

355

XFER Osc Bias

355

XFER Pretune DAC

355

General PLL Troubleshooting

357

A14UlllA

358

Determining the First LO Span

359

Confirming Span Problems

360

Unlocked YTO PLL

367

Oscillator

369

Measurement Points

374

Voltages

374

+2.8 Vdc

374

A14J17 pin 2 -7.0 Vdc

375

A14J17 pin 3 -7.0 Vdc

375

A14J17 pin 5

375

+8.1 Vdc

375

Operation

376

Offset Oscillator PLL

377

Transfer Oscillator PLL

379

Main Oscillator PLL

381

Troubleshooting

383

Unlocked Reference PLL

386

Third LO Driver Amplifier

388

Sampler and Sampler IF

389

Sweep Generator Circuit

391

IO-48 Synthesizer Section

392

---------m

393

A21 OCXO (Option 003 only)

396

RF Section 11-3

401

Connector

402

Signal Lines

402

Low Band Problems

403

A7 LODA Drive

407

--m--m--m

408

Third Converter

409

Flatness Compensation Control

411

Control Latches

411

SIG ID Oscillator

411

10 MHz Reference

412

Mnemonic Description

415

Excessive Residual FM

418

Flatness Out-of-Tolerance

419

No Power Output

421

JWARNING(

425

Table 12-1

426

Display Distortion

430

Focus Problems

431

Intensity Problems

432

A6 Power Supply Assembly

434

Line Fuse Blowing

436

Low Voltage Supplies

436

High Voltage Supplies

437

CRT Supply Dropping Out

438

Blanking Signal

438

Buck Regulator Control

439

DC-DC Converter Control

439

Power Up

440

S). Each CLIP

444

Table A-l

446

Table A-2

447

Serial Prefixed below 3207A

447

Table A-3

448

Serial Prefixed below 3029A

448

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