Sony HID-C10 Important Information Manual page 7

13. Unplug this apparatus during lightning storms or when unused for
long periods of time.
14. Refer all servicing to qualified service personnel. Servicing is
required when the apparatus has been damaged in any way, such
as power-supply cord or plug is damaged, liquid has been spilled or
objects have fallen into the apparatus, the apparatus has been
exposed to rain or moisture, does not operate normally, or has been
dropped.
CAUTION
Do not expose batteries or apparatus with battery-installed to excessive
heat such as sunshine, fire or the like.
For the state of California, USA only
Perchlorate Material: Special handling may apply, see
www.dtsc.ca.gov/hazardouswaste/perchlorate
Perchlorate Material: Lithium battery contains perchlorate