LG HM121HF UB60 Installation Manual page 176

ANNEX
176
Plugged
Unplugged
0.5 ~ 3.5 V
5.0 V (± 5 %)
(± 2 %)
V
Check the voltage
Check the voltage
for Power supply
NOTE
Supply voltage of 5VDC must be supplied between Pins 1 (brown) and 3 (blue).
Measure voltage between Pins 2 (white) and 3 (blue) and compare with chart above.