Replacement Battery for the Plantronics CS540

Replacement Battery for the Plantronics CS540

Catalog #2293

P/N Coming Soon!

Battery Reset

See image to the right

1) Remove ear loop or headband

2) Slide battery door down toward the microphone tip

3) Disconnect the battery (has two wires, red & black)

4) Wait 30 seconds

5) Replace battery

6) Let charge for 3 hours

Talk Time

With a single full charge, the CS540 will provide up to 7 hours of talk time. Talk time will be reduced when

operating in wideband mode or if the headset is used consistently at a far distance from the base.

Low Battery Warning

If you are on a call and the headset battery is critically low, you will hear a repeated single low tone every 15

seconds indicating the battery is low. You should recharge the headset immediately.

If you are not on a call and press the call button, you will hear three low tones if the battery is critically low. You

should recharge the headset immediately.