HP Official Manual for the 11793A TV Converter Box: Safety and Regulatory Information
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Regulatory Information(Updated March 1999)

Safety Considerationsfor this Instrument

WARNING This product is a Safety Class I instrument (providedwith a protective earthing ground incorporated in the power cord).The mains plug shall only be inserted in a socket outlet provided with a protective earth contact. Any interruption of the protective conductor inside or outside of the product is likely to make the product dangerous. Intentional interruption is prohibited.

Whenever it is likely that the protection has been impaired, the instrument must be made inoperative and be secured against any unintended operation.

If this instrument is to be energized via an auto transformer (for voltage reduction), make sure the common terminal is connected to the earth terminal of the power source.

If this product is not used as specified, the protection provided by the equipment could be impaired. This product must be used in a normal condition (in which all means for protection are intact) only.

No operator serviceable parts in this product. Refer servicing to qualified personnel. To prevent electrical shock, do not remove covers.

Servicinginstructions are for use by qualified personnel only. To avoid electrical shock, do not perform any servicingunless you are qualified to do so.

The opening of covers or removal of parts is likely to expose dangerous voltages. Disconnect the product from all voltage sources while it is being opened.

The power cord is connected to internal capacitors that my remain live for 5 seconds after disconnecting the plug from its power supply.

For Continued protection against fire hazard, replace the line fuse(s) only with 250 V fuse(s)or the same current rating and type (for example, normal blow or time delay). Do not use repaired fuses or short circuited fuseholders.

Always use the three-prongac power cord supplied with this product. Failure to ensure adequate earth grounding by not using this cord may cause product damage.

This product is designed for use in Installation Category I1and Pollution Degree 2 per IEC 1010 and IEC 664 respectively. FOR INDOOR USE ONLY.

This product has autoranging line voltage input, be sure the supply voltage is within the specified range.

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Contents HP 11793A Warranty AgiIent TechnoIogies Microwave Converter Regulatory Information Safety Considerations Safety Considerationsfor this Instrument Product Markings Safety Considerations Microwave Converter General Information SpecificationsPage HP 11 793A Option Guide Microwave Converter Model 11793A Model 11793A Microwave Converter Line Voltage Selection Power RequirementsPower Cables Mating ConnectorsI0 0.J Storage and Shipment Operating EnvironmentBench Operation Rack MountingOperating Instructions OperationOperator Maintenance Panel FeaturesOperator Checks Front-Panel Features Equipment Performance Tests DescriptionReplaceable Parts List AdjustmentsReplaceable Parts Page Model 11793A Replaceable Parts Replaceable Parts Model 11793AReplaceable Parts Model 1 1793A Code List of Manufacturers Cabinet Parts Illustrated Parts Breakdown for Standard and Option Microwave Converter Model Service Pin General TroubleshootingDevice Cleaning the Control-Line Switch Contacts Repair CleanlinessInstrument Disassembly Procedure Instrument Assembly Procedure Page Page Page Page Page Model 11793A Microwave Converter Microwave Signal DOWN-CONVERSION L Ill Ss2 Ss3 Regional Sales and Service Offices
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