Tag: hp deskjet f300 hardware


Maintenance For HP Deskjet

November 23, 2020

General

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HP printer maintenance and applies to the following models: HP Deskjet F310, F325, F335 and F340, F350, F370, F378, F380, F385, F388, F390 and F394 To begin, clean the glass and lid backing to remove surface dust and ensure that copies and scans remain clear. Step 1: Clean the outside, use a soft cloth or sponge slightly damp cloth to remove dust, stains on the outside. The interior of the unit requires no cleaning. Keep liquids away from your control panel and the interior of the unit. CAUTION: To avoid damage to the exterior of the unit, do not use alcohol or cleaning products based on alcohol. Step 2: Clean the glass (Unplug the power cord from the back of the unit.

Lift the lid. Clean glass with a soft cloth or sponge lightly dampened with a non-abrasive glass cleaner. CAUTION: Do not use abrasive , acetone, benzene or carbon tetrachloride on the glass, as they may damage it. Do not put liquid directly onto the glass. The fluid can leak under the glass and damage the device.

Dry the glass with a chamois or cellulose sponge to prevent staining. Connect the power cord to the back of the unit. Pressure (Step 3: Clean the lid backing Press (Unplug the power cord from the back of the unit. Lift the lid. Wash the backing paper documents with a soft cloth or sponge slightly moistened with mild soap and warm water . Note: Wash the backing gently to loosen the debris, scrub the back. Dry the backing with a chamois or soft cloth. Caution: Do not use paper towels can scratch the back. If more cleaning is needed, repeat steps above using isotropy (rubbing) and wipe the backing thoroughly with a damp cloth to remove any residue. CAUTION: Be careful not to spill alcohol on the glass or exterior of the unit, as this may damage the device. Connect the power to the rear of the unit. Press the button






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