Sony HDR-CX450 How To Use Manual page 179

Clock Settings] - [Date & Time Setting].
Be sure to charge the battery of this product before use. For details, see "Charging the
battery pack using the AC Adaptor."
It may be required to change the movie format to view images recorded in the past. For
details, see "Playing MP4 Movies ( HD movie) (switching the movie format)."
[207] Troubleshooting
If you have problems
If you run into any problems using this product, follow the steps below.
1. Check the items under "Troubleshooting," and inspect this product.
2. Disconnect the power source, attach the power source again after about 1 minute, and
turn this product on.
3. Perform [Initialize].
If you select [Initialize], all settings, including the clock setting, are reset.
4. Contact your Sony dealer or local authorized Sony service facility.
Note
You may need to initialize or change the current internal memory (Models with the internal
memory) of this product depending on the problem.
If you do so, the data stored on the internal memory (Models with the internal memory)
will be deleted. Be sure to save the data on the internal memory (Models with the internal
memory) on other media (backup) before sending this product for repair. We will not
compensate you for any loss of internal memory (Models with the internal memory) data.
During repair, we may check a minimum amount of data stored on the internal memory
(Models with the internal memory) in order to investigate the problem. However, your
Sony dealer will neither copy nor retain your data.
[208] Troubleshooting
The power does not turn on.
Attach a charged battery pack to this product.
Troubleshooting
Troubleshooting
If you have problems
Overall operations