Casio CTK-900 User Manual

Also see for CTK-900: Midi implementation Service manual

Contents

Casio CTK-900 User Manual Manual pdf 14 page image

Power SupplyE-12Power SupplyThis keyboard can be powered by current from a standardhousehold wall outlet (using the specified AC adaptor) or bybatteries. Always make sure you turn the keyboard offwhenever you are not using it.Always make sure you turn off the keyboard before loadingor replacing batteries.1. Remove the battery compartment cover.2. Load six D-size batteries into the batterycompartment.• Make sure that the positive (+) and negative (–) endsare facing correctly.3. Insert the tabs on the battery compartment coverinto the holes provided and close the cover.1 Tab• The keyboard may not function correctly if you load orreplace batteries with power turned on. If this happens,turning the keyboard off and then back on again shouldreturn functions back to normal. The following shows the approximate battery life.• Manganese batteries: Approximately 4 hoursThe above value is standard battery life at normaltemperature, with the keyboard volume at a mediumsetting. Temperature extremes or playing at very loudvolume settings can shorten battery life.Misuse of batteries can cause them to leak, resulting in damageto nearby objects, or to explode, creating the risk of fire andpersonal injury. Always make sure you observe the followingprecautions.• Never try to take batteries apart or allow them tobecome shorted.• Never expose batteries to heat or dispose of them byincineration.• Never mix old batteries with new ones.• Never mix batteries of different types.• Do not charge the batteries.• Make sure the positive (+) and negative (–) ends of thebatteries are facing correctly.Misuse of batteries can cause them to leak resulting in damageto nearby objects, or to explode, creating the risk of fire andpersonal injury. Always make sure you observe the followingprecautions• Use only batteries that are specified for use with thisproduct.• Remove batteries from the product if you do not plan touse it for a long time.Using batteriesTo load batteriesImportant Battery Information707A-E-014A