Nikon D40KB3 User Manual - Page 118

Caring for the Camera and Battery: Cautions Do not drop: The product may malfunction if subjected to Cleaning: When cleaning the camera body, use a blower to strong shocks or vibration. gently remove dust and lint, then wipe gently with a soft, Keep dry: This product is not waterproof, and may malfunction if immersed in water or exposed to high levels of humidity. Rusting of the internal mechanism can cause dry cloth. After using the camera at the beach or seaside, wipe off any sand or salt using a cloth lightly dampened in pure water and then dry the camera thoroughly. irreparable damage. The lens and mirror are easily damaged. Dust and lint should be gently removed with a blower. When using an Avoid sudden changes in temperature: Sudden changes in tem- aerosol blower, keep the can vertical to prevent discharge of perature, such as occur when entering or leaving a heated liquid. To remove fingerprints and other stains from the building on a cold day, can cause condensation inside the lens, apply a small amount of lens cleaner to a soft cloth and device. To prevent condensation, place the device in a car- wipe the lens carefully. rying case or plastic bag before exposing it to sudden changes in temperature. See "The Low-Pass Filter" ( ing the low-pass filter. 105) for information on clean- Keep away from strong magnetic fields: Do not use or store this device in the vicinity of equipment that generates strong electromagnetic radiation or magnetic fields. Strong static charges or the magnetic fields produced by equipment such as radio transmitters could interfere with the monitor, damage data stored on the memory card, or affect the product's internal circuitry. Storage: To prevent mold or mildew, store the camera in a dry, well-ventilated area. If the product will not be used for an extended period, remove the battery to prevent leakage and store the camera in a plastic bag containing a desiccant. Do not, however, store the camera case in a plastic bag, as this may cause the material to deteriorate. Note that desiccant gradually loses its capacity to absorb moisture and Do not leave the lens pointed at the sun: Do not leave the lens should be replaced at regular intervals. pointed at the sun or other strong light source for an To prevent mold or mildew, take the camera out of storage extended period. Intense light may cause the image sensor at least once a month. Turn the camera on and release the to deteriorate or produce a white blur effect in photo- shutter a few times before putting it away. graphs. Store the battery in a cool, dry place. Replace the terminal Blooming: Vertical white streaks may appear in photographs cover before putting the battery away. of the sun or other strong light sources. This phenomenon, Notes on the monitor: The monitor may contain a few pixels known as "blooming," can be prevented by reducing the that are always lit or that do not light. This is common to all amount of light that falls on the image sensor, either by TFT LCD monitors and does not indicate a malfunction. choosing a slow shutter speed and small aperture or by Images recorded with the product are unaffected. using an ND filter. Images in the monitor may be difficult to see in a bright Do not touch the shutter curtain: The shutter curtain is light. extremely thin and easily damaged. Under no circum- Do not apply pressure to the monitor, as this could cause stances should you exert pressure on the curtain, poke it damage or malfunction. Dust or lint on the monitor can be with cleaning tools, or subject it to powerful air currents removed with a blower. Stains can be removed by wiping from a blower. These actions could scratch, deform, or tear lightly with a soft cloth or chamois leather. Should the mon- the curtain. itor break, care should be taken to avoid injury from broken Handle all moving parts with care: Do not apply force to the bat- glass and to prevent liquid crystal from the monitor touch- tery-chamber, card-slot, or connector covers. These parts ing the skin or entering the eyes and mouth. are especially susceptible to damage. Batteries: Dirt on the battery terminals can prevent the cam- Lens contacts: Keep the lens contacts clean. era from functioning and should be removed with a soft, dry cloth before use. After removing the battery from the Turn the product off before removing or disconnecting the power camera, be sure to replace the terminal cover. source: Do not unplug the product or remove the battery while the product is on or while images are being recorded Charge the battery before use. When taking photographs or deleted. Forcibly cutting power in these circumstances on important occasions, ready a spare EN-EL9 battery and could result in loss of data or in damage to product memory keep it fully charged. Depending on your location, it may be or internal circuitry. To prevent an accidental interruption of difficult to purchase replacement batteries on short notice. power, avoid carrying the product from one location to another while the AC adapter is connected. 106 Technical Notes/Caring for the Camera