Fluke 196 ScopeMeter
Manufacturer:
Model:
196
Date:
2000
Category:
Group:
Description:
Scopemeter
Information
The Fluke 192/196/199 ScopeMeter test tools have three input channels that are electrically floating with respect to each other, and with respect to the power adapter input. Channel A and channel B are Oscilloscope channels with a 60/100/200 MHz bandwidth. The Meter/External Trigger channel is a combined DMM and external trigger channel with a limited (20 kHz) bandwidth.

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User Manual Supplement
Manual type:
User Manual Supplement
Pages:
2
Size:
124.09 Kbytes (127067 Bytes)
Language:
english
Revision:
Manual ID:
Date:
2000
Quality:
Electronic document, no scan, very well readable.
Upload date:
27 January 2016
MD5:
11d3d69a3ab158e3e927bfeefbe708f2
Downloads:
583
Service Manual
Manual type:
Service Manual
Pages:
206
Size:
7.80 Mbytes (8180057 Bytes)
Language:
english
Revision:
2
Manual ID:
4822 672 05376
Date:
01 March 2000
Quality:
Scanned document, all readable.
Upload date:
08 January 2018
MD5:
69a9d171f14ebbb590ad02c12cb59f8e
Downloads:
450
Information
1.1 Introduction ... 1-3 1.2 Safety Precautions ... 1-3 1.3 Caution and Warning Statements ... 1-3 1.4 Symbols ... 1-3 1.5 Impaired Safety ... 1 -4 ' 1.6 General Safety Information ... 1-4 2 Characteristics ... 2-1 2.1 Introduction ... 2-3 2.2 Dual Input Oscilloscope ... 2-3 2.2.1 Isolated Inputs A and B (Vertical) ... 2-3 2.2.2 Horizontal ... 2-4 2.2.3 Trigger and Delay ... 2-4 2.2.4 Automatic Connect&View Trigger ... 2-4 2.2.5 Edge Trigger ... 2-5 2.2.6 Isolated External Trigger ... 2-5 2.2.7 Video Trigger ... 2-5 2.2.8 Pulse Width Trigger ... 2-5 2.2.9 Continuous Auto Set ... 2-5 2.2.10 Automatic Capturing Scope Screens ... 2-6 2.3 Automatic Scope Measurements ... 2-6 2.3.1 General ... 2-6 2.3.2 DC Voltage (VDC) ... 2-6 2.3.3 AC Voltage (VAC) ... 2-6 2.3.4 AC+DC Voltage (True RMS) ... 2-7 2.3.5 Amperes (AMP) ... 2-7 2.3.6 Peak ... 2-7 2.3.7 Frequency (Hz) ... 2-8 2.3.8 Duty Cycle (DUTY) ... 2-8 2.3.9 Pulse Width (PULSE) ... 2-8 2.3.10 Power ... 2-8 2.3.11 Phase ... 2-8 2.3.12 Temperature (TEMP) ... 2-9 2.3.13 Decibel (dB) ... 2-9 2.4 Meter ... 2-9 2.4.1 Meter Input ... 2-9 2.4.2 Meter Functions ... 2-9 2.5 DMM Measurements on Meter Inputs ... 2-9 2.5.1 General ... 2-9 2.5.2 Ohms (£2) ... 2-10 2.5.3 Continuity (CONT) ... 2-10 2.5.4 Diode ... 2-10 2.5.5 Temperature (TEMP) ... 2-10 2.5.6 DC Voltage (VDC) ... 2-10 2.5.7 AC Voltage (VAC) ... 2-11 2.5.8 AC+DC Voltage (True RMS) ... 2-11 2.5.9 Amperes (AMP) ... 2-11 2.6 Recorder ... 2-11 2.6.1 TrendPlot (Meter or Scope) ... 2-11 2.6.2 Scope Record ... 2-12 2.7 Zoom, Replay and Cursors ... 2-12 2.7.1 Zoom ... 2-12 2.7.2 Replay ... 2-12 2.7.3 Cursor Measurements ... 2-12 2.8 Miscellaneous ... 2-13 2.8.1 Display ... 2-13 7. .8.7 /l Power ... 2-13 2.8.3 Probe Calibration ... 2-13 2.8.4 Memory ... 2-13 2.8.5 Mechanical ... 2-13 2.8.6 Optical Interface Port ... 2-14 2.9 Environmental ... 2-14 2.10 Zh Safety ... 2-14 2.11 10:1 probe ... 2-16 2.11.1 Safety ... 2-16 2.11.2 Electrical specifications ... 2-16 2.11.3 Environmental ... 2-16 2.12 Electromagnetic Immunity ... 2-17 3 Circuit Description ... 3-1 3.1 Introduction ... 3-3 3.2 Block Diagram ... 3-3 3.3 Start-up Sequence, Operating Modes ... 3-7 3.4 Detailed Circuit Descriptions ... 3-9 3.4.1 Scope Channel A - Scope Channel B ... 3-9 3.4.2 Meter/Ext Trigger Channel ... 3-12 3.4.3 Sampling&Triggering (S-ASIC) ... 3-14 3.4.4 S-ASIC supply ... 3-19 3.4.5 ADC’s ... 3-19 3.4.6 Digital Control ... 3-19 3.4.7 Power ... 3-24 3.4.8 Slow ADC, RS232 Serial Interface, Backlight, Buzzer ... 3-28 4 Performance Verification ... 4-1 4.1 Introduction ... 4-3 4.2 Equipment Required For Verification ... 4-3 4.3 General Instructions ... 4-3 4.4 Operating Instructions ... 4-4 4.4.1 Resetting the test tool ... 4-4 4.4.2 Navigating through menu’s ... 4-4 4.4.3 Creating Test Tool Setup 1 ... 4-5 4.5 Display and Backlight Test ... 4-5 4.6 Scope Input A&B Tests ... 4-7 4.6.1 Input A&B Vertical Accuracy Test ... 4-7 4.6.2 Input A&B DC Voltage Accuracy Test ... 4-9 4.6.3 Input A&B AC Voltage Accuracy Test (LF) ... 4-11 4.6.4 Input A&B AC Coupled Lower Frequency Test ... 4-12 4.6.5 Input A and B Peak Measurements Test ... 4-13 4.6.6 Input A&B Frequency Measurement Accuracy Test ... 4-14 4.6.7 Input A&B Phase Measurements Test ... 4-15 4.6.8 Time Base Test ... 4-16 4.6.9 Input A Trigger Sensitivity Test ... 4-18 4.6.10 Input A AC Voltage Accuracy (HF) & Bandwidth Test ... 4-19 4.6.11 Input B Trigger Sensitivity Test ... 4-20 4.6.12 Input B AC Voltage Accuracy (HF) & Bandwidth Test ... 4-21 4.6.13 Video test ... 4-22 4.7 External Trigger Level Test ... 4-26 4.8 Meter (DMM) Tests ... 4-27 4.8.1 Meter DC Voltage Accuracy Test ... 4-27 4.8.2 Meter AC Voltage Accuracy & Frequency Response Test ... 4-28 4.8.3 Continuity Function Test ... 4-29 4.8.4 Diode Test Function Test ... 4-29 4.8.5 Ohms Measurements Test ... 4-29 4.9 Probe Calibration Generator Test ... 4-31 5 Calibration Adjustment ... 5-1 5.1 General ... 5-3 5.1.1 Introduction ... 5-3 5.1.2 Calibration number and date ... 5-3 5.1.3 General Instructions ... 5-3 5.1.4 Equipment Required For Calibration ... 5-4 5.2 Calibration Procedure Steps ... 5-4 5.3 Starting the Calibration ... 5-4 5.4 Contrast Calibration Adjustment ... 5-6 5.5 Warming Up & Pre-Calibration ... 5-7 5.6 Final Calibration ... 5-8 5.6.1 Input A LF-HF Gain ... 5-8 5.6.2 Input B LF-HF Gain ... 5-9 5.6.3 Input A&B LF-HF Gain ... 5-11 5.6.4 Input A&B Position ... 5-12 5.6.5 Input A&B Volt Gain ... 5-12 5.6.6 DMM Volt Gain ... 5-14 5.6.7 Input A& B, and DMM Zero ... 5-15 5.6.8 DMM Ohm Gain ... 5-15 5.6.9 Calculate Gain ... 5-16 5.7 Save Calibration Data and Exit ... 5-17 5.8 Probe Calibration ... 5-18 6 Disassembling the Test Tool ... 6-1 6.1. Introduction ... 6-3 6.2. Disassembly & Reassembly Procedures ... 6-3 6.2.1 Required Tools ... 6-3 6.2.2 Removing the Tilt Stand & Hang Strap ... 6-3 6.2.3 Replacing the Side-Strap, Changing the Side-Strap Position ... 6-3 6.2.4 Opening the Test Tool, Removing the Battery ... 6-3 6.2.5 Removing the Main PCA Unit ... 6-5 6.2.6 Removing the Display Assembly ... 6-6 6.2.7 Removing the Keypad and Keypad Foil ... 6-6 6.2.8 Disassembling the Main PCA Unit ... 6-7 6.2.9 Reassembling the Main PCA Unit ... 6-8 6.2.10 Reassembling the Test Tool ... 6-8 7 Corrective Maintenance ... 7-1 7.1 Introduction ... 7-3 7.2 Starting Fault Finding ... 7-4 7.3 Charger Circuit ... 7-5 7.4 Starting with a Dead Test Tool ... 7-6 7.4.1 Test Tool Completely Dead ... 7-7 7.4.2 Test Tool Software Does not Run ... 7-7 7.4.3 Software Runs, Test Tool not Operative ... 7-8 7.5 Miscellaneous Functions ... 7-8 7.5.1 Display and Back Light ... 7-8 7.5.2 Fly Back Converter ... 7-9 7.5.3 Slow ADC, +3V3SADC ... 7-10 7.5.4 Keyboard ... 7-11 7.5.5 Optical Port (Serial RS232 Interface) ... 7-12 7.5.6 Channel A, Channel B Measurements ... 7-12 7.5.7 Meter Channel (Ext Trigger, Probe Cal) ... 7-13 7.5.8 Input Signal Acquisition ... 7-16 7.5.9 ADC’s ... 7-18 7.5.10 Digital Control & Memory ... 7-19 7.5.11 Buzzer Circuit ... 7-20 7.5.12 RAM Test ... 7-20 7.5.13 Power ON/OFF ... 7-21 7.6 Loading Software ... 7-21 8 List of Replaceable Parts ... 8-1 8.1 Introduction ... 8-3 8.2 How to Obtain Parts ... 8-3 8.3 Service Centers ... 8-3 8.4 Final Assembly Parts ... 8-4 8.5 Main PCA Unit Parts ... 8-6 8.6 Main PCA Parts ... 8-8 8.7 Accessories ... 8-26 9 Circuit Diagrams ... 9-1 9.1 Introduction ... 9-3 9.2 Tracing signals in circuit diagrams ... 9-3 9.3 Locating Parts & Test Points ... 9-3 9.4 Diagrams ... 9-10 10 Modifications ... 10-1 10.1 Software modifications ... 10-3

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User Manual
Manual type:
User Manual
Pages:
116
Size:
2.29 Mbytes (2403431 Bytes)
Language:
english
Revision:
Rev.2, 2/01
Manual ID:
4822 872 00983
Date:
October 2000
Quality:
Electronic document, no scan, very well readable.
Upload date:
03 November 2008
MD5:
7a0c3f46114d08926ed88125214e4e2b
Downloads:
2611

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