Motorola PMNN4065 MotoTRBO DR3000 Compatible Battery 7.4V 2600mAh Blade F1 This happens when the cell

This happens when the cell voltage drops sharply under load — the modem transmitting or the screen at full brightness pulls enough current to push cell voltage below the BMS protection threshold even though the gauge still shows charge remaining

run a full calibration cycle from the instrument's system menu before heading into the field

This creates the misleading appearance of a charged battery that simply will not heat

and related variants)

Motorola PMNN4065 MotoTRBO DR3000 Compatible Battery 7.4V 2600mAh Blade F1 This happens when the cellMotorola MotoTRBO DR3000 7. 4V Li ion Replacement Battery (PMNN4065) This 7. 4V, 2600mAh Li ion battery replaces the OEM pack in the Motorola MotoTRBO DR3000 portable digital radio. It also fits the DP3400, DP3401, and DP3600 series, which share the same voltage rail, connector format, and BMS handshake protocol. Capacity is sourced from product data at 2600mAh (19. 24Wh). DR3000 DP3000 series compatibility: The DR3000, DP3400, DP3401, and DP3600 all