Common Fault Diagnosis - Philips S398 User Manual

The highest SAR value for the model phone as reported to the FCC
when tested for use at the ear is 0.657 W/kg and when worn on the body,
as described in this user guide, is 1.044 W/kg (Body-worn measurements
differ among phone models, depending upon available enhancements and
FCC requirements).
While there may be differences between the SAR levels of various
phones and at various positions, they all meet the government requirement.
The FCC has granted an Equipment Authorization for this model
phone with all reported SAR levels evaluated as in compliance with the
FCC RF exposure guidelines. SAR information on this model phone is on
file with the FCC and can be found under the Display Grant section of
http://www.fcc.gov/oet/fccid after searching on
FCC ID: VQRCTS398
For body worn operation, this phone has been tested and meets the
FCC RF exposure guidelines for use with an accessory that contains no
metal and the positions the handset a minimum of 0 cm from the body.
Use of other enhancements may not ensure compliance with FCC RF
exposure guidelines. If you do not use a body-worn accessory and are
not holding the phone at the ear, position the handset a minimum of 1.0 cm
from your body when the phone is switched on.

Common fault diagnosis

The faults
Can't turn on
possible reasons
1 、 Whether there is electricity in the
battery；
2、Battery is correct.
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