
Note: Be sure to set your telephone’s volume at the mid range before adjusting the CS50/CS55 volume.
| Minor Adjust | 
 | Major Adjust | 
| Minor Adjust | 
 | Major Adjust | 
| Rock the headset volume control back and | Use listening volume major adjust | 
| forth to adjust listening volume in minor | control on the back of the base for large | 
| incremental adjustments. | incremental adjustments. | 
| NOTE: You must be in talk mode (i.e. on a | NOTE: 1 is the loudest setting. | 
| call) to adjust. | 4 is the lowest setting, | 
Use the speaking volume minor adjust control on the back of the base for minor incremental adjustments.
NOTE: You must be in talk mode (i.e. on a call) to adjust.
Headset Mute
Use the speaking volume major adjust control on the bottom of the base for large incremental adjustments.
NOTE: A is the lowest setting
B is the most common setting. D is the loudest setting.
To mute headset, press the listening volume/mute button straight in. Press again to unmute.
You will hear 3 rapid beeps every 15 seconds to indicate mute is on.
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