Sony ICD-PX470 Help Manual page 159

On noise
Noise may be heard when the unit is placed near an AC power source, a fluorescent lamp or a mobile phone during recording
or playback.
Noise may be recorded when an object, such as your finger, etc., rubs or scratches the unit during recording.
On maintenance
To clean the exterior, use a soft cloth slightly moistened in water. Then use a soft dry cloth to wipe the exterior. Do not use
alcohol, benzine or thinner.
If you have any questions or problems concerning your unit, please consult your nearest Sony dealer.
Backup recommendations
To avoid potential risk of data loss caused by accidental operation or malfunction of the IC recorder, we recommend that you save
a backup copy of your recorded files to a computer, etc.
On using a microSD card
When formatting (initializing) a memory card, make sure to use the IC recorder to format it. Operations of the memory cards
formatted with Windows or other devices are not guaranteed.
If you format a memory card containing recorded data, the recorded data will be deleted. Be careful not to delete important
data.
Do not leave a memory card within the reach of small children. They might accidentally swallow it.
Do not insert or remove a memory card during recording/playback/formatting. Doing so may cause a malfunction of the IC
recorder.
Do not remove a memory card while the "Accessing," "Saving..." or "Please Wait" message is on the display window. Doing so
may damage the data.
Your IC recorder does not support microSDXC cards with the capacity of 64 GB or more.
We do not guarantee the operations of all types of compatible memory cards with the IC recorder.
You cannot use a ROM (read-only-memory) type or write-protected memory card.
Data may be corrupted in the following cases:
When a memory card is removed or the IC recorder is turned off during a read or write operation.
When a memory card is used in locations subject to static electricity or electrical noise.
We assume no responsibility for any loss or damage of recorded data.
We recommend that you save a backup copy of the important data.
Do not touch the terminal of a memory card with your hand or a metal object.
Do not strike, bend or drop a memory card.
Do not disassemble or modify a memory card.
Do not expose a memory card to water.
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