Hitachi HF-BX1000 Instruction Manual page 108

5. CHECKUP AND MAINTENANCE
(2) Cleaning a keyboard (optional)
When you clean a keyboard, make sure you follow the instructions below:
 Do not spray detergent directly on to the keyboard or spill liquid detergent on it.
 Do not wipe the keyboard with a wet cloth. If you do, the equipment may fail.
HITACHI
 When you use detergent, spray a minimum amount of detergent on a cloth.
 Before wiping the keyboard with a wet cloth, wring out the cloth well.
 Use a soft cloth such as gauze.
 Before using detergent, carefully read the instructions on use of the detergent.
 Cover the whole keyboard with gauze, spray detergent all over it, leave it for a couple of
minutes, and wipe off the keyboard.
HITACHI
< NOTE >
• For information about the precautions for USB devices, see "PRECAUTIONS
5. USB DEVICE".
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