Tektronix TDS5000B Series Bedienungsanleitung

Service Manual

TDS5000B Series

Digital Phosphor Oscilloscopes

071-1362-00

This document applies to firmware version 1.00

and above.

Warning

The servicing instructions are for use by qualified

personnel only. To avoid personal injury, do not

perform any servicing unless you are qualified to

do so. Refer to all safety summaries prior to

performing service.

www.tektronix.com

Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes

that in all previously published material. Specifications and price change privileges reserved.

Tektronix, Inc., P.O. Box 500, Beaverton, OR 97077

TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.

WARRANTY

Tektronix warrants that the products that it manufactures and sells will be free from defects in materials and

workmanship for a period of one (1) year from the date of shipment. If this product proves defective during its

warranty period, Tektronix, at its option, will either repair the defective product without charge for parts and labor,

or provide a replacement in exchange for the defective product.

This warranty applies only to products returned to the designated Tektronix depot or the Tektronix authorized

representative from which the product was originally purchased. For products returned to other locations,

Customer will be assessed an applicable service charge. The preceding limitation shall not apply within the

European Economic Area, where products may be returned for warranty service to the nearest designated service

depot regardless of the place of purchase.

In order to obtain service under this warranty, Customer must provide the applicable office of Tektronix or its

authorized representative with notice of the defect before the expiration of the warranty period and make suitable

arrangements for the performance of service. Customer shall be responsible for packaging and shipping the

defective product to the service center designated by Tektronix or its representative, with shipping charges

prepaid. Tektronix or its representative shall pay for the return of the product to Customer. Customer shall be

responsible for paying any associated taxes or duties.

This warranty shall not apply to any defect, failure or damage caused by improper use or improper or inadequate

maintenance and care. Tektronix shall not be obligated to furnish service under this warranty:

a) to repair damage resulting from attempts by personnel other than Tektronix representatives to install, repair or

service the product;

b) to repair damage resulting from improper use or connection to incompatible equipment;

c) to repair any damage or malfunction caused by the use of non-Tektronix supplies or consumables;

d) to repair a product that has been modified or integrated with other products when the effect of such

modification or integration increases the time or difficulty of servicing the product; or

e) to repair damage or malfunction resulting from failure to perform user maintenance and cleaning at the

frequency and as prescribed in the user manual (if applicable).

THE ABOVE WARRANTIES ARE GIVEN BY TEKTRONIX WITH RESPECT TO THIS PRODUCT IN LIEU OF

ANY OTHER WARRANTIES, EXPRESS OR IMPLIED. TEKTRONIX AND ITS VENDORS DISCLAIM ANY

IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. TEKTRONIX’

RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE

REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY. TEKTRONIX AND ITS

VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL

DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE

POSSIBILITY OF SUCH DAMAGES.

TDS5000B Series Service Manual i

Table of Contents

General Safety Summary vii...................................

Service Safety Summary ix....................................

Preface xi...................................................

Manual Structure xi................................................

Manual Conventions xi..............................................

Related Documentation xii...........................................

Contacting Tektronix xii.............................................

Specifications

Operating Information

Installation 2--1.....................................................

Before You Start 2--1.............................................

Environmental Considerations 2--1..................................

Connect the Peripherals 2--2........................................

Power On the Instrument 2--4.......................................

Powering Off the Oscilloscope 2--4..................................

Create an Emergency Startup Disk 2--4...............................

Software Installation 2--5..........................................

Operating Information 2--6............................................

Back Up User Files 2--6...........................................

User Interface Map 2--7...........................................

Front Panel I/O Map 2--8..........................................

Rear Panel I/O Map 2--8...........................................

Front Panel Controls Map 2--9......................................

Instrument Diagnostics 2--10........................................

Signal Path Compensation 2--10.....................................

Using the Online Help 2--11.........................................

Theory of Operation

Logic Conventions 3--1...............................................

Module Overviews 3--1...............................................

Table of Contents

ii TDS5000B Series Service Manual

General 3--1....................................................

Input Signal Path 3--1.............................................

Display Panel 3--1................................................

Front Panel 3--2..................................................

Side Panels 3--3..................................................

Power Supply 3--3................................................

Fans 3--3.......................................................

Printer 3--3.....................................................

Performance Verification

Calibration Procedure

Calibration Interval 5--1...........................................

Calibration Environment 5--1.......................................

Calibration Dependencies 5--1......................................

Calibration After Repair 5--1.......................................

Required Equipment 5--2..........................................

Overview of the Procedure 5--3.........................................

Instrumentation Setup 5--3.............................................

Calibration Program Installation and Execution 5--5........................

Calibration Program Operation 5--5.....................................

Commands 5--7...............................................

Calibration Command Group 5--7.......................................

Diagnostics Command Group 5--19......................................

Sample Calibration Program 5--37................................

Overview 5--37.......................................................

Listing 5--37.........................................................

Maintenance

Preventing ESD 6--1.................................................

Inspection and Cleaning 6--2...........................................

General Care 6--2................................................

Interior Cleaning 6--2.............................................

Exterior Cleaning 6--2............................................

Removal and Installation Procedures 6--7.........................

Preparation 6--7.....................................................

Procedures for External Modules 6--9....................................

Procedures for Modules 6--21...........................................

PC Interface Board and Motherboard Cable Connections 6--32.................

Troubleshooting 6--49...........................................

Service Level 6--49...................................................

Check for Common Problems 6--49......................................

Equipment Required 6--51..............................................

Fault Isolation Procedure 6--51..........................................

PC Interface and PC Motherboard Diagnostics 6--56.........................

Firmware Updates 6--59................................................

After Repair 6--59....................................................

BIOS Error Messages 6--60.............................................

BIOS Beep Codes 6--62................................................

PC Interface LEDs 6--62...............................................

Table of Contents

TDS5000B Series Service Manual iii

Troubleshooting Using Reset Circuits 6--63................................

Installing the PC Motherboard Serial Number 6--65..........................

Update/Restore the PC Motherboard CMOS 6--66...........................

Installing an Authorization Key 6--66.....................................

Hard Disk Drive Maintenance 6--66......................................

Repackaging Instructions 6--69...................................

Packaging 6--69......................................................

Shipping to the Service Center 6--69......................................

Options and Accessories

Options 7--1........................................................

Accessories 7--3.....................................................

Electrical Parts List

Diagrams

Symbols 9--1.......................................................

Mechanical Parts List

Parts Ordering Information 10--1.........................................

Module Servicing 10--1............................................

Using the Replaceable Parts List 10--2....................................

Abbreviations 10--2...............................................

Mfr. Code to Manufacturer Cross Index 10--3...........................

Table of Contents

iv TDS5000B Series Service Manual

List of Figures

Figure 2--1: Locations of peripheral connectors on the side panel 2--3..

Figure 2--2: On/Standby switch location 2--4.......................

Figure 2--3: User interface 2--7...................................

Figure 2--4: Locations of input/output connectors on the front panel 2--8

Figure 2--5: Locations of connectors on the rear panel 2--8...........

Figure 2--6: Front panel controls 2--9.............................

Figure 5--1: Calibration setup 5--3................................

Figure 6--1: Knob removal 6--10..................................

Figure 6--2: Trim removal 6--13...................................

Figure 6--3: Bottom cover removal 6--14............................

Figure 6--4: Right-side cover removal 6--16.........................

Figure 6--5: Printer frame removal 6--18...........................

Figure 6--6: Internal modules 6--19................................

Figure 6--7: Front panel assembly removal 6--22.....................

Figure 6--8: J1 flex cable connector removal 6--23....................

Figure 6--9: Front panel board and keyboard removal 6--24...........

Figure 6--10: Display removal 6--26................................

Figure 6--11: Touch panel and Display assembly removal 6--27.........

Figure 6--12: Display adapter board removal 6--28...................

Figure 6--13: Power flex circuit removal 6--29.......................

Figure 6--14: Floppy disk drive assembly removal 6--30...............

Figure 6--15: Floppy disk drive removal 6--31.......................

Figure 6--16: PC Interface board and motherboard cable

connections 6--32............................................

Figure 6--17: Desktop hard drive removal 6--34......................

Figure 6--18: Removing the CDRW drive from the bracket 6--36.......

Figure 6--19: CDRW drive assembly removal 6--37...................

Figure 6--20: Fan fastener removal 6--39...........................

Figure 6--21: Disconnecting the fan cables 6--40.....................

Figure 6--22: Power supply removal 6--41...........................

Figure 6--23: Motherboard removal 6--44...........................

Figure 6--24: PC interface board removal 6--46......................

Figure 6--25: Acquisition circuit board removal 6--48.................

Figure 6--26: Primary troubleshooting tree 6--52.....................

Table of Contents

TDS5000B Series Service Manual v

Figure 6--27: Location of jumpers and reset button 6--53..............

Figure 6--28: The PCI busses 6--63................................

Figure 6--29: Location of jumpers and reset button 6--63..............

Figure 6--30: PCI and AGP video connectors 6--65...................

Figure 9--1: TDS5000B series block diagram 9--2...................

Figure 10--1: External parts 10--6.................................

Figure 10--2: Inner panels 10--8...................................

Figure 10--3: Modules 10--10......................................

Figure 10--4: Drives 10--12........................................

Figure 10--5: Acquisition assembly 10--14............................

Figure 10--6: Accessories 10--15....................................

Table of Contents

vi TDS5000B Series Service Manual

List of Tables

Table 2--1: Additional accessory connection information 2--2.........

Table 5--1: Calibration required for module replaced 5--1...........

Table 5--2: Required equipment and materials 5--2.................

Table 5--3: GPIB devices required by test program 5--5.............

Table 5--4: CALibrate commands 5--7............................

Table 5--5: DIAgnostic Commands 5--19............................

Table 6--1: External inspection check list 6--3......................

Table 6--2: Internal inspection check list 6--4......................

Table 6--3: Tools required for module removal 6--8.................

Table 6--4: Failure symptoms and possible causes 6--49...............

Table 6--5: Power supply voltages 6--54............................

Table 6--6: Acquisition board voltages 6--54........................

Table 6--7: Power-on diagnostic tests 6--56.........................

Table 6--8: Action required for module replaced 6--59................

Table 6--9: BIOS Error messages 6--60............................

Table 6--10: Beep codes 6--62.....................................

Table 7--1: Instrument options 7--1...............................

Table 7--2: Instrument upgrades 7--2.............................

Table 7--3: Standard accessories 7--3.............................

Table 7--4: Optional accessories 7--4..............................

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