Tektronix 2465B Oscilloscopes
Fabricant:
Modèle:
2465B
Date:
1988
Catégorie:
Groupe:
Description:
400MHz Oscilloscope

Information

The Tektronix 2465B and 2467B Oscilloscopes are portable 400-MHz bandwidth instruments having four-channel vertical deflection systems. Channel 1 and Channel 2 provide calibrated deflection factors from 2 mV per division to 5 V per division. For each of these channels, input impedance is selectable between two values: either 1 MΩ in parallel with 15 pF, or 50Ω internal termination. Input-signal coupling with 1 MΩ impedance can be selected as either AC or DC. Channel 3 and Channel 4 have deflection factors of either 0.1 V or 0.5 V per division. Each of these channels has an input impedance of 1 MΩ in parallel with 15 pF, with DC input-signal coupling. The trigger system works automatically for most signals. They operate in various modes, from any channel, with couplings for a wide range of signals. The trigger system gives stable displays from dc to 500 MHz. The horizontal deflection system provides calibrated sweep speeds from 1.5 s per division to 500 ps per division, including the effects of the X10 magnifier and the calibrated variable between the 1-2-5 steps. Horizontal displays include A-Sweep, B-Sweep (delayed), A alternated with B, and CH 1 (for X/Y displays). The AUTO, SAVE, and RECALL features save time and prevent errors. Pressing the AUTO Setup button gives a workable setup for almost any signal. For repetitive measurements, the Save and Recall functions record and immediately or sequentially restore as many as 30 instrument setups. The SETUP buttons operate all instrument functions, including the extended function options. Direct, on-screen readouts of time measurements, voltage measurements, scale factors, trigger levels, and auxiliary information also save time and improve operator confidence. The 2467B yields 4 divisions/ns visual writing rate. This is about 100 times faster than conventional, high-performance oscilloscopes. The 2467B visibly displays any signal, at any repetition-rate, at any sweep speed, in typical room light. Visible single-shots include 1 ns steps at 500 ps/division. The instruments are shipped with the following standard accessories: 2 Probe packages (2465B, 4 Probe packages (2467B, 1 Snap-lock Accessories pouch 1 Zip-lock Accessories pouch 1 Operators manual 1 Power cord (installed) 1 2-A, 250-V fuse 1 Clear plastic CRT Filter 1 Blue plastic CRT Filter (installed) 1 Front-panel cover 1 Operators pocket reference card

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manuel de réparation
Type manuel:
manuel de réparation
Pages:
536
Taille:
30.69 Mbytes (32178012 Bytes)
Langue:
english
Révision:
Manuel-ID:
070-6863-01
Date:
1988 01 01
Qualité:
Document scanné, tous les lisible.
Date de transfert:
2019 09 14
MD5:
0d0578b4509f849d46a2b1005ea63ba8
Téléchargements:
1461

Information

Page Page LIST OF ILLUSTRATIONS ... iii LIST OF TABLES ... iv OPERATORS SAFETY SUMMARY ... vi SERVICING SAFETY SUMMARY ... vii SECTION 1 SPECIFICATION INTRODUCTION ... 1-1 PERFORMANCE CONDITIONS ... 1-1 SECTION 2 OPERATING INFORMATION SAFETY ... 2-1 LINE VOLTAGE SELECTION ... 2-1 LINE FUSE ... 2-1 POWER CORD ... 2-1 INSTRUMENT COOLING ... 2-1 OPERATING INFORMATION ... 2-1 START-UP ... 2-2 REPACKAGING FOR SHIPMENT .. 2-2 SECTION 3 THEORY OF OPERATION (SN B050000 & ABOVE) INTRODUCTION ... 3a-1 SECTION ORGANIZATION ... 3a-1 HYBRID AND INTEGRATED CIRCUIT DESCRIPTIONS ... 3a-1 BLOCK DIAGRAM ... 3a-1 BLOCK DESCRIPTION ... 3a-1 DETAILED CIRCUIT DESCRIPTION 3a-5 INTRODUCTION ... 3a-5 PROCESSOR AND DIGITAL CONTROL ... 3a-5 FRONT-PANEL SCANNING and ANALOG CONTROLS ... 3a-9 FRONT-PANEL CONTROLS ... 3a-11 ATTENUATORS AND PREAMPS .. 3a-13 DISPLAY SEQUENCER, TRIGGERS, AND SWEEPS ... 3a-17 VERTICAL CHANNEL SWITCH AND OUTPUT AMPLIFIERS ... 3a-23 READOUT ... 3a-27 HIGH VOLTAGE Power supply AND CRT FOR 2465B ONLY ... 3a-35 HIGH VOLTAGE Power supply AND MCP-CRT FOR 2467B ONLY 3a-40 LOW VOLTAGE Power supply. 3a-46 LOW-VOLTAGE REGULATORS ... 3a-51 POWER DISTRIBUTION ... 3a-53 INTERCONNECTIONS ... 3a-53 SECTION 3 THEORY OF OPERATION (SN B049999 & BELOW) INTRODUCTION ... 3-1 SECTION ORGANIZATION ... 3-1 HYBRID AND INTEGRATED CIRCUIT DESCRIPTIONS ... 3-1 BLOCK DIAGRAM ... 3-1 BLOCK DESCRIPTION ... 3-1 DETAILED CIRCUIT DESCRIPTION 3-5 INTRODUCTION ... 3-5 PROCESSOR AND DIGITAL CONTROL ... 3-5 FRONT-PANEL SCANNING and ANALOG CONTROLS ... 3-9 FRONT-PANEL CONTROLS ... 3-11 ATTENUATORS AND PREAMPS .. 3-13 DISPLAY SEQUENCER, TRIGGERS, AND SWEEPS ... 3-17 VERTICAL CHANNEL SWITCH AND OUTPUT AMPLIFIERS ... 3-23 READOUT ... 3-27 HIGH VOLTAGE Power supply AND CRT FOR 2465B ONLY ... 3-35 HIGH VOLTAGE Power supply AND MCP-CRT FOR 2467B ONLY 3-40 LOW VOLTAGE Power supply. 3-46 LOW-VOLTAGE REGULATORS ... 3-51 POWER DISTRIBUTION ... 3-53 INTERCONNECTIONS ... 3-53 SECTION 4 PERFORMANCE CHECK AND FUNCTIONAL VERIFICATION INTRODUCTION ... 4-1 PREPARATION ... 4-1 VERTICAL ... 4-4 TRIGGERING ... 4-15 HORIZONTAL ... 4-20 PARAMETRIC MEASUREMENTS CHECK ... 4-27 COUNTER/TIMER/TRIGGER CHECKS ... 4-29 HORIZONTAL (cont) ... 4-34 CALIBRATOR, EXTERNAL Z-AXIS AND GATE OUTPUTS ... 4-36 ADDITIONAL FUNCTIONAL VERIFICATION ... 4-38 WORD RECOGNIZER CHECKS ... 4-40 INTRODUCTION ... 5-1 PARTIAL PROCEDURE ... 5-2 PREPARATION FOR ADJUSTMENT ... 5-2 POWER SUPPLIES AND DAC REF ADJUSTMENTS ... 5-2 2467B CRT ADJUSTMENTS ... 5-4 2465B CRT ADJUSTMENTS ... 5-7 CH 1 AND CH 2 INPUT CAPACITANCE, AND VERTICAL READOUT JITTER ADJUSTMENTS ... 5-10 AUTOMATIC CALIBRATION CONSTANTS, HORIZONTAL AND VERTICAL GAIN, CENTERING, AND TRANSIENT RESPONSE ADJUSTMENTS ... 5-13 CAL 01—HORIZONTAL ... 5-13 CAL 02—VERTICAL ... 5-16 CAL 03—TRIGGERING ... 5-18 CAL 04—CH 2 DELAY ENABLE/DISABLE ... 5-19 CAL 05—Set HRS ON and PWR ON/OFF CYCLES ... 5-20 CAL 06—VERTICAL TRANSIENT RESPONSE ... 5-20 CAL 07—READOUT CENTERING AND GAIN ... 5-22 CAL 09—PARAMETRIC MEASUREMENTS ... 5-22 DYNAMIC CENTERING, DC BALANCE, AND X-Y PHASE DIFFERENTIAL ADJUSTMENTS ... 5-25 SECTION 6 MAINTENANCE STATIC-SENSITIVE COMPONENTS 6-1 PREVENTIVE MAINTENANCE ... 6-2 INTRODUCTION ... 6-2 GENERAL CARE ... 6-2 INSPECTION AND CLEANING ... 6-2 LUBRICATION ... 6-4 SEMICONDUCTOR CHECKS ... 6-4 PERIODIC READJUSTMENT ... 6-4 TROUBLESHOOTING ... 6-5 INTRODUCTION ... 6-5 TROUBLESHOOTING AIDS ... 6-5 TROUBLESHOOTING EQUIPMENT ... 6-7 TROUBLESHOOTING TECHNIQUES ... 6-7 DIAGNOSTIC ROUTINES ... 6-10 CORRECTIVE MAINTENANCE ... 6-20 INTRODUCTION ... 6-20 MAINTENANCE PRECAUTIONS ... 6-20 OBTAINING REPLACEMENT PARTS ... 6-20 MAINTENANCE AIDS ... 6-21 INTERCONNECTIONS ... 6-21 TRANSISTORS, INTEGRATED CIRCUITS, AND HYBRID CIRCUITS ... 6-22 SOLDERING TECHNIQUES ... 6-22 REMOVAL AND REPLACEMENT INSTRUCTIONS ... 6-24 SECTION 7 OPTIONS INTRODUCTION ... 7-1 POWER CORD OPTIONS ... 7-1 Option 01 /2465B ONLY) ... 7-1 OPTION 1R ... 7-1 OPTION 05 ... 7-2 OPTIONS 06 AND 09 ... 7-2 OPTION 10 ... 7-2 OPTION 11 ... 7-2 SECTION 8 2465B REPLACEABLE ELECTRICAL PARTS SECTION 9 2467B REPLACEABLE ELECTRICAL PARTS SECTION 10 DIAGRAMS ACRONYM DICTIONARY SECTION 11 2465B REPLACEABLE MECHANICAL PARTS SECTION 12 2467B REPLACEABLE MECHANICAL PARTS CHANGE INFORMATION Diagnostic and Troubleshooting Information: DIAGNOSTIC ROUTINES ... 6-10 TROUBLESHOOTING CHARTS ... SECTION 10

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manuel de réparation
Type manuel:
manuel de réparation
Pages:
514
Taille:
45.54 Mbytes (47755299 Bytes)
Langue:
english
Révision:
Manuel-ID:
070-6863-00
Date:
Qualité:
Document scanné, tous les lisible.
Date de transfert:
2009 12 21
MD5:
2d4172fd9d0c4334c7d3fb5a10c37f06
Téléchargements:
7185