Tektronix ECO8000 Series Service Manual

Name: Tektronix ECO8000 Series
Brand: Tektronix
Rating: 4 (1 reviews)

106 pages

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Maintenance

Reassembly. Re

assemble in the reverse order of the disassembly procedure. The

following areas require attention while reassembling:

Installing th

e top cover: Install the top cover screws in the following order:

install group one screws, then group two screws, then group three screws. Do

not tighten the screws until all are installed. Torque: 4.0 in/lb.

ECO8000 Series Service Manual 3–9

Table of Contents7
Important Safety Information11
General Safety Summary11
Service Safety Summary13
Terms in this Manual14
Symbols and Terms on the Product14
Preface15
Manual Structure and Conventions16
Product Documentation17
Operating Basics19
Production Description21
Operation Information22
Power Connection22
Figure 1-1: Location of Rear Panel Power Connectors (ECO8000 Shown)22
Overview of Instrument Operation23
Web User Interface24
Upgrades25
Theory of Operation27
Instrument Level29
Figure 2-1: ECO8000 Series Subsystems (ECO8020 with Option DPW Shown)29
Figure 2-2: ECO8000 Series High-Level Block Diagram31
Main Board32
Processor Board33
Channel Modules34
Front Panel Assembly35
Power Supply Modules36
Combiner Board37
Maintenance39
Preventing ESD42
Inspection and Cleaning43
Table 3-1: External Inspection Checklist43
Table 3-2: Internal Inspection Checklist44
Remove and Replace Procedures46
Table 3-3: Required Tools46
Figure 3-1: Installing or Removing the Instrument into or from the Rack47
Figure 3-2: Removing the Top Cover48
Figure 3-3: Board Locator and Cable Routing Diagram50
Figure 3-4: Removing the Cable Tie51
Figure 3-5: Removing the Multi-Wire Channel Cables51
Figure 3-6: Removing the Circuit Board Support Bracket52
Figure 3-7: Removing the BNC Nuts from a Channel Module53
Figure 3-8: Removing a Channel Module53
Figure 3-9: Installing Channel Cable Example: Slot 1 on the Main Board to the Channel 1 Module54
Figure 3-10: Disconnecting the Main Board Power Cable from the Combiner Board56
Figure 3-11: Threading the Power Cables through the Circuit Board Support Bracket57
Figure 3-12: Positioning the Support Bracket Tabs with the Circuit Boards58
Figure 3-13: Installing the Channel 1 Board Cable (Slot 1 to Channel 1 Board)59
Figure 3-14: Disconnecting the Line Filter Power Cables from the Combiner Board60
Figure 3-15: Light Pipe Connections61
Repackaging Instructions65
Troubleshooting67
General Troubleshooting Strategy69
Solutions to Common Problems70
Troubleshooting Procedures70
Check the Power-On Self Test70
Table 4-1: Troubleshooting Common Problems70
Table 4-2: Self Test Error Codes72
Table 4-3: Power on LED States for a Power Supply Module73
Table 4-4: Power off LED States for a Power Supply Module74
Check the Diagnostic Readouts75
Check the Cable Connections83
Check the Combiner Board Voltages84
Figure 4-1: Component Locations on the Combiner Board85
Check the Main Board 3.3 V Supply and that the PLD Is Programmed86
Figure 4-2: Component Locations on the Processor and Main Boards86
Check the Processor Board87
Check a Channel Threshold Level87
Check an Href/Relay Channel Termination88
Check that the Channel Is Enabled88
Disable the Relay Check Function for an Href/Relay Channel90
Replaceable Parts93
Parts Ordering Information95
Using the Replaceable Parts Lists96
Figure 5-1: Front Panel Assembly and Power Supply Module97
Table 5-1: Front Panel Assembly and Power Supply Module Replaceable Parts List98
Figure 5-2: Main Chassis and ECO8000 Rear Panel99
Table 5-2: Main Chassis and ECO8000 Rear Panel Replaceable Parts List100
Figure 5-3: ECO8020 Rear Panel102
Table 5-3: ECO8020 Rear Panel Replaceable Parts List102
Index103

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Tektronix ECO8000 Series Specifications

General

Brand	Tektronix
Model	ECO8000 Series
Category	Control Unit
Language	English

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Tektronix ECO8000 Series Service Manual

Table of Contents

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