Please check the following accessories before you discard the packing material. Please contact your local dealer immediately if there is any missing or damage parts. Accessories Quality P508 Battery USB Data Cable Power supply Belt Clip Belt Clip holder DELTA RADIO GROUP www.deltaradiogroup.com...
Overview of P508 Part Name Part Name Volume + 13 Pin Connector PTT Button USB Port Volume - Power Mute Charging Point Menu Speaker Flash Light Emergency Button Cover Lock LED indicator Light Operating state Indication Charging Red (Steady) Message Prompt...
Green light indicates fully charged. Important: • Use only the designated charger. • Battery must be fully charged before first use. • Do not expose the battery to high temperature. • Do not dismantle the battery. DELTA RADIO GROUP www.deltaradiogroup.com...
Unlock the device. Press/ hold “FN" button to on and off backlight. You can select the time duration of the backlight. • Low Batt When the battery power fall below 15%, a "beeping" tone will be heard. DELTA RADIO GROUP www.deltaradiogroup.com...
• Check whether the network is connected. Battery drained rapidly • Shut down the Wi-Fi and GPS if not in use. Cannot Charge • Check USB cable, replace if faulty. 322 S Michigan Ave Lower Suite S344 Chicago IL 60604-4434 DELTA RADIO GROUP www.deltaradiogroup.com...