Tektronix OA 5000 Specific Precautions

Safetyx

Observe all ofthese precautions to ensure your personal safety and to

prevent damage to either the OA 5000 orequipment connected to it.

Optical Output

WARNING

Topr event damage to your eyes, avoid looki ng into the optical

output port while there i s an optical signal con nected to the input

port. Even if the OA 5000 is switched off, light can pass through the

attenuator.Always attach the output port to a receiver before attach-

ing thesource signal to the input port.

Power Source

The OA 5000 is designed foroperation in a Tektronix TM 5000 Series Power

Module or the right-handslot of an Tektronix OCP 5502. Toensure safe

operation, followall precautions listed in the instrument’s Operators Manual.

Do not attempt to operate the OA5000 w ithany other power source.

Grounding the Optical Attenuator

The OA 5000 is grounded throughthe power module. To avoid electric

shock, plug the power module power cord intoa properly wired receptacle

where earth ground has been verified by a qualifiedservice person.

Without the protective ground connection,all parts of the OA 5000 are

potential shock hazards. This includesknobs and controls that may appear

to be insulators.

Use the Proper Power Cord

Use only the power cordand connector specified for your TM 5000 Series

Power Module.Use only a power cord that is in good condition.

Use the Proper Fuse

Toavoid fire hazard, use only the fuse specified in the parts list for your

TM 5000 Series PowerModule, and which is identical in type, voltage rating,

and current rating.

Do Not Remove Coversor Panels

Toavoid personal injury, do not operate the OA 5000 or TM 5000 Series

Power Modulewithout the panels or covers.

Specific Precautions

Contents

Main Page WARRANTY Page ECDeclarationofConformity Page Welcome Page Contents A Quick Tour User Reference Programming Appendices Page List of Figures List of Tables Safety Symbols and Terms Specific Precautions Page Page Page Page Installation CAUTION Removing the OA 5000 A Quick Tour Preset the OA 5000 Storing and Recalling Settings Setting a Reference Value Settings at Power Up Page Page Operator Overview The User Reference Section Operator Overview 2 --- 2 Figure 2-1: OA 5002 Front Panel User Reference Enabling/Disabling Attenuation WARNING Page Setting Attenuation Levels Specifying the Wavele ngth Setting the Attenuation Level Page Page Setting the GPIB Address Page Setting the Reference Level Measuring Insertion Loss Approximating Signal Power Page Storing and Recalling Attenuation Levels Page Page Page Setting Up the Instrument Controllers Using the GPIB Interface GPIB Requirements Setting the GPIB Address Page Command Syntax Clearing the OA 5000 ATT:DB 10 Command and Query Structure Commands Queries Headers in QueryResponses Command Entry Abbreviating Commands Concatenating Commands Message Terminators Argument Types Block Arguments Numeric Arguments Syntax Diagrams Page Commands Common Commands and Queries Device Commands and Queries ADJusting? (Query Only) ALLev? (Query Only) Page BLRN *CAL? (Query Only) *CLS (No Query Form) DESE DISable DISPlay *ESE *ESR? (Query Only) EVEnt? (Query Only) EVMSG? (Query Only) EVQty? (Query Only) FACTORY (No Query Form) HEADer *IDN? (Query Only) *LRN?orSET? *OPC *PSC RECall (No Query Form) REFerence *RST (No Query Form) *SRE *STB? (Query Only) STORe (Store Attenuation) *TST? (Query Only) VERBOSE *WAI (No Query Form) WAVelength Status and Events Registers Status Registers The Standard Event Status Register (SESR) The Status Byte Register (SBR) Enable Registers The Device Event Status Enable Register (DESER) The Event Status Enable Register (ESER) The Service Request Enable Register (SRER) The Enable Registers and the *PSC Command The Output Queue The Event Queue Queues Event Handling Sequence Status and Events Conflicts 3 --- 4 0 Programming Messages Page Page Page Page Page Appendix A: Accessories Standard Accessories Optional Accessories Page Appendix B: Specifications Page Page Page Appendix C: Interface Specifications Interface Messages Page GPIB Function Subsets Page Appendix D: Using the *OPC Query/Command Page Appendix E: Packing for Shipment Page Appendix F: Maintenance Cleaning the Optical Ports Page Changing the Optical Port Connectors Page Page Page Appendix G: Product Verification Equipment List Power Up Display Modes GPIB Address Setting Attenuation Range Shutter Attenuation and the DISABLE button 1310 nm: Page 1550 nm: 850 nm (except OA 5002): Page Appendix H: Replaceable Parts Item Names Parts Ordering Information Using the Replaceable Parts List Indentation System Abbreviations Page AppendixH: Replaceable Parts A --- 3 4 Appendices CROSS INDEX --- MFR. CODE NUMBER TO MANUFACTURER AppendixH: Replaceable Parts OA 5000 Series User Manual A --- 3 5 Page Page Page Index A B C D E F G H N O P Q R T U V W