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Warranty Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If any such product proves defective during this warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in exchange for the defective product.
General Safety Summary General Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it. To avoid potential hazards, use this product only as specified. Only qualified personnel should perform service procedures. While using this product, you may need to access other parts of a larger system.
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General Safety Summary Avoid Exposed Circuitry. Do not touch exposed connections and components when power is present. Use Proper AC Adapter. Use only the AC adapter specified for this product. Do Not Operate in Wet/Damp Conditions. Do Not Operate in an Explosive Atmosphere. Keep Product Surfaces Clean and Dry.
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General Safety Summary WARNING indicates an injury hazard not immediately accessible as you read the marking. CAUTION indicates a hazard to property including the product. The following symbol(s) may appear on the product: TL704H TekLink 4 Port Instrument Hub User Manual...
Compliance Information Compliance Information This section lists the EMC (electromagnetic compliance), safety, and environmental standards with which the instrument complies. EMC Compliance EC Declaration of Conformity – EMC Meets intent of Directive 2004/108/EC for Electromagnetic Compatibility. Compliance was demonstrated to the following specifications as listed in the Official Journal of the European Communities: EN 61326-1 2006.
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Compliance Information European Contact. Tektronix UK, Ltd. Western Peninsula Western Road Bracknell, RG12 1RF United Kingdom This product is intended for use in nonresidential areas only. Use in residential areas may cause electromagnetic interference. To ensure compliance with the EMC standards listed here, high-quality shielded interface cables should be used.
This symbol indicates that this product complies with the applicable European Union requirements according to Directives 2002/96/EC and 2006/66/EC on waste electrical and electronic equipment (WEEE) and batteries. For information about recycling options, check the Support/Service section of the Tektronix Web site (www.tektronix.com).
Preface Preface This manual describes the installation and operation of the TL704H TekLink 4 Port Instrument Hub. The hub allows you to connect up to 4 instruments together into a test and measurement network (a TekLink system). The multi-instrument TekLink system has hardware and software features available beyond the Instrument TekLink...
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Preface TL704H TekLink 4 Port Instrument Hub User Manual...
Installation Installation Unpack the hub and check that you received all of the items listed below as standard accessories. Check the Tektronix Web site (www.tektronix.com) for the most current information. Standard Accessories Description Part number User Manual 071-2114-01 119-5883-00 External power supply (and one of the...
TekLink connection and blink when commands are issued over the TekLink system. (See Table 1 on page 10.) 3. Power Connector. For use with the external power supply, Tektronix part number 119-5883-00. TL704H TekLink 4 Port Instrument Hub User Manual...
Installation Connecting Power Connect power to the hub using the external power supply: Connecting the External Power Supply To apply power to your hub from the external power supply, do the following procedure: 1. Connect the output power cable from the power supply to the 5 VDC connector on the rear panel of the hub.
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Installation 4. Verify that the status LEDs turn on and then off. The LEDs remain off until a TekLink instrument is connected to the hub, establishing a TekLink connection. TL704H TekLink 4 Port Instrument Hub User Manual...
Installation Connecting Cables NOTE. The following cables can be connected while the instruments are powered on. To connect the hub to TekLink cables, do the following procedure: 1. Connect a TekLink cable to a TekLink port on the hub. 2. Connect the other end of the TekLink cable to the connector on the instrument.
Installation Mounting the Hub You can mount the hub to a surface, such as an existing rackmount tray or to a bracket of your design, by doing the following procedure: 1. Remove the four adhesive-backed, plastic feet from the hub. 2.
Troubleshooting Troubleshooting Before starting to troubleshoot, note the following: There are no user serviceable parts. There is no performance verification procedure. If your hub does not appear to work, do the following checks: 1. Check the cables. The TekLink cables should be fully inserted on both the TekLink hub and the instrument.
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Troubleshooting 3. Check the port status LED. A status LED should be illuminated amber if you expect a TekLink connection to exist. There are periods of time when TekLink will not function: When an instrument is first powering on; the operating system drives the TekLink hardware and it is necessary for the operating system to be running to establish a TekLink connection.
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Troubleshooting 4. Check the indicator lights. The Hub Status indicator lights on the hub should be in their normal settings. To check them, refer to the following table: Table 1: Hub status LED Color Illumination Description Yellow Solid A TekLink connection has been established with an instrument. Blinking TekLink communication is occurring over the connection.
Specifications Specifications Miscellaneous characteristics Characteristic Description Current Consumption <0.5 ADC from 5 V Atmospherics Characteristic Description Temperature Operating: 0 °C to +50 °C (32 °F to +122 °F) Nonoperating: –20 °C to +60 °C (–4 °F to +140 °F) TL704H TekLink 4 Port Instrument Hub User Manual...
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Specifications Atmospherics (cont.) Characteristic Description Humidity Operating: High: 40 °C to 50 °C (104 °F to 122 °F), 10% to 60% relative humidity Low: 0 °C to 40 °C (32 °F to 104 °F), 10% to 90% relative humidity Nonoperating: High: 40 °C to 60 °C (104 °F to 140 °F), 5% to 60% relative humidity Low: 0 °C to 40 °C (32 °F to 104 °F), 5% to 90% relative humidity Altitude...
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