Plantronics CS70 User Guide - Page 8

72536-05_CS70_US_12.06.qxd:05-PI-010 6/18/07 12:53 PM Page 14 CHECKING COMPATIBILITY NOTE: The compatibility setting of "1" is set at the factory to work with most phones. However, if you do not hear a dial tone, if either you or the recipient is having trouble hearing, or if you experience buzzing/hissing, please follow the directions below. LISTENING VOLUME NOTE: Be sure to set your telephone's volume at the mid range before adjusting the CS70N volume. Minor Adjust Major Adjust 4 2 1 4 3 2 3 1 If you cannot hear a dial tone through your headset, use a coin or small screwdriver to turn the telephone configuration dial until you can. Make sure that a number is aligned with the position indicator. Place a call to someone you know. While speaking, turn the configuration dial through the four positions. Select the position that provides the best sound quality for both you and the recipient. Push on the "+" and "-" buttons to adjust listening volume in minor incremental adjustments. NOTE: You must be in talk mode (i.e. on a call) to adjust. Use listening volume major adjust control on the back of the base for large incremental adjustments. NOTE: 1 is the loudest setting. 4 is the lowest setting. 14 15