Black Box 120B, 230B manual They work with Distinctive Ring Service!ice

Page 1

FREE 24-hour Tech Support: 724-746-5500 blackbox.com

© 2007. All rights reserved. Black Box Corporation.

Phone Line Manager 120B • Phone Line Manager 230B

Connect three or four devices to one phonee lineline——

they work with Distinctive Ring Service!ice!

Page 1 Page 2
Image 1
Page 1 Page 2
Contents They work with Distinctive Ring Service!ice Phone Line Manager 120B OverviewPhone Line Manager 230B Indicators FX121A On Line Type 2-wire dial Number of Ports FX121ATech Specs Data Rate Transparent
Top Page Image Contents