If you can’t find the voltage rating, start low. Connect a 5V USB charger. If nothing lights up, try 12V. If it smells like ozone, you went too high. (Seriously, don't exceed 24V if you aren't sure).
The is a versatile 4-in-1 device designed to operate up to four home entertainment components simultaneously, including your TV, VCR, DVD player, and Cable/Satellite boxes. If you have misplaced your original document, this comprehensive user manual and programming guide covers everything from battery installation to advanced programming codes and troubleshooting. Hardware Setup and Battery Maintenance zn-401s manual
: Press and hold the TV (or desired component) button for roughly 3 seconds until the indicator LED turns on and stays solid. If you can’t find the voltage rating, start low
Power on the unit. The display will show the current reading. If it smells like ozone, you went too high
As the machine reached a crescendo, John closed his eyes, and when he opened them again, he found himself...
: Remove the battery compartment door on the rear of the remote control.