User's Manual

Professional
FM Transceiver
13
BATTERY INFORMATION
Warning: Never charge the radio while it's turned on. When the radio is turned on, the charger can't
detect the charging voltage properly and LED fails to indicate charge status correctly.
How to Charge the battery pack
1.Plug the AC adaptor into the AC outlet, then plug the cable
of AC adaptor into the DC jack
，the indicator lights orange
for 1 second and goes out---waits to charge.
2.Slide the battery or transceiver with battery into the
charger; make sure the battery terminals are in contact with
the charging terminals well. LED turns into twinkling RED
---pre-charging begins.
3.Pre-charging for about 5 minutes, LED twinkles stop then
charging begins.
4.It takes about 4 hours to fully charge the battery, and LED turns to green when the charge is complete.
5. Charging Process:
Status LED
Standby (self-examine orange lights
1second when power on) -----------------------
None
Pre-charging (pre-charging stage) ---------------- Red light twinkles for about 5 minutes
Charging (charge in constant currency) ------------- RED light lightens for about 4 hours
Full charged (charge in constant voltage) ----------- Green light