Quote:
Originally Posted by
MadMyers 
The HW30 manual is pretty lame with regard to charging the JP1 glasses. I'm wondering...
1) How long should it take?
2) What should the LED on the glasses do while charging?
3) How do you know when they are fully charged?
I think the light turns off when fully charged. Is that right?
I read on another site they take 30 minutes to charge and last for 30 hours. Anyone confirm that?
... Altan
Operating instructions for the model #TDG-PJ1 is the only other info available...
http://www.docs.sony.com/reflib/docg...egion_id=1&DL=
Charging the battery
To prevent battery deterioration, charge the battery at least once every half a year or a year.
1 Turn the 3D Glasses power off.
2 Plug the USB charging AC power adaptor supplied with the projector into an AC outlet.
3 Connect the 3D Glasses and the USB charging AC power adaptor with the supplied USB cable. (Fig. )
Open the cover.
Connect the USB cable.
Connect to the USB charging AC power adaptor.
When connecting this product and the USB charging AC power adaptor with USB cable, this product will start to charge. (When charging, the LED indicator lights up yellow.)
If you turn the power of this product on when charging the battery, charging will be stopped. (When operating, the indicator lights up green.)
Specifications
Battery Type Built-in lithium-ion rechargeable battery
Operating time Approx. 30 hours
Charging time Approx. 30 minutes (in case of charge with the USB charging AC power adaptor supplied with the projector)
* Quick charge: approx. 3 minutes charge enables approx. 3 hours use.
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I use a powered USB 7 port hub (2.6 Amp total) which enables charging multiple glasses at the same time (extra USB cables req'd. same type as MonsterVision/Optoma).