HYT TC-780MU1 Manual page 11

When the battery level is very low, please recharge the battery.
Use only the charger specified by the manufacturer. The charger's LED indicates the charging progress.
Status
Standby (no-load) Red LED flashes slowly (0.2s on/3s off )
Battery is charging Red LED solidly glows
Battery is fully Green LED solidly glows
charged
Error Red LED flashes rapidly (0.2s on/0.2s
off)
Please follow these steps:
1. Plug the power cord into the adapter.
2. Plug the AC connector of the adapter into the AC outlet socket.
3. Plug the DC connector of the adapter into the DC socket on the back of the charger.
4. Place the radio with the battery attached, or the battery alone, in the charger.
5. Make sure the battery is in well contact with the charging terminals. The charging process initiates when the red LED
lights.
6. The greed LED lights about 3 hours later indicating the battery is fully charged. Then remove the radio with the battery
attached or the battery alone from the charger.
Troubleshooting (MCU intelligent rapid-rate charger only):
Charger LED
For
charger
For
charger
Remarks
MCU rapid-rate
MCU rapid-rate
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