Harman Kardon FL8550 Service Manual

Also see for FL 8550: Brochure Owner's manual

Contents

SAFETY PRECAUTIONSThis symbol is intended to alert the user tothe presence of uninsulated "dangerousvoltage" within the product's enclosure thatmay be of sufficient magnitude to consti-tute a risk of electric shock to persons.This symbol is intended to alert the user tothe presence of important operating andmaintenance (servicing) instructions in theliterature accompanying the appliance.Caution: To prevent electric shock do not use this(polarized) plug with an extension cord, recep-tacle or other outlet unless the blades can befully inserted to prevent blade exposure.Attention: Pour prevenir les chocs electriques ne pasutiliser cetre fiche polarisee avec unprolongateur, une prise de courant ou une au-tre sortie de courant, sauf si les lames preventetre inserees a fond-sans en laisser aucunepartie a decouvert.HANDLING LASER PICKUPThe laser diode in the optical system of this player can be damaged by electrostatic discharge fromyour clothes or your body. Proper electrostatic grounding for service personal is required during servicing.BEFORE REPAIRING THE COMPACT DISC PLAYERPreparationHuman Body Grounding:Many of the components used in this compact disc player, including the laser pickup, are sensitive toelectrostatic discharge. Service personal should be grounded with an electrostatic armband (1 Mohm).Caution:Static charge on clothing does not escape through a body grounding wrist band.Be careful not to contact the pickup or electrical components with your clothing.Workbench and Tool Grounding:A properly-grounded electroconductive plate (1Mohm) or metal sheet should be fitted to the workbenchsurface. Tools and instruments (such as soldering irons and scopes) should be grounded to prevent ACleakage.Note: Laser diodes are so susceptible to damage from static electricity that, even if a static discharge doesnot ruin a diode, it can shorten its life or cause it to work improperly.WARNINGTo prevent fire or shock hazard, do notexpose the unit to rain or moisture.3FL8550