Comdial PBX


Thank you for visiting our Comdial document assistance page.


ON-SITE Comdial support and programming changes are only available in select areas of Maryland, Washington DC, and Northern Virginia.

ACC Telecom offers nationwide support services on our cloud-based phone systems.  If you are interested in upgrading to a new, feature-rich phone system, please contact us for your free price quote and consultation.

If you are in need of Comdial support and your business falls outside our service territory please contact your local phone system provider for assistance.

DXP, DXP Plus, and FX Series LCD
Speakerphone User Guide
Comdial Impact DSU System
& Telephone Manual
Impact FXS, Impact FXT, DXP,
Comdial DX-80 User GuideDX-80DETUsersGuide-1
DXP Networking Systems GuideNetworking-1
Speakerphone User GuideLCD-User-1
Comdial DSUII Non-LCD
Speakerphone User guideNon--LCD-1
Comdial DX-80 Maintenance ManuelDX-80Manual_10-01-1-1 Comdial FXII ManuelFX-II-General-Desc-1

About ACC Telecom

ACC Telecom was consistently ranked in the TOP 3 of overall Comdial Sales out of 600 Comdial Preferred Partners nationwide.  As a previous leading Comdial partner, we have sold, installed and supported thousands of Comdial phone systems over our three decades in the telecommunications sector.  We continue to support and replace certain Comdial Systems, and in some instances, offer trade-in specials for tenured systems.  Please contact us for additional Comdial support or to learn more about our trade-in program.

Interested in Upgrading to a New Phone System?

Are you ready to take advantage of new features and applications available for Business Phone Systems such as smartphone apps, call recording, video & web conferencing, online management portal, voicemail to email, voicemail to text, and so much more?

The Cloud PBX Voice Alliance connects VoIP dealers across the US to offer support and services.

As part of the Cloud Voice Alliance, ACC Telecom offers nationwide service & support for all of our Cloud-based phone system solutions.  Check out the 4 types of business phone systems available on the market today!

Contact Us

For additional assistance, please click here for our online support form.  For immediate assistance please contact your Account Executive, or call our support line at 410-995-0101, option 1.

***On-site Comdial phone system support or programming changes are only available for businesses in the Maryland, Washington DC, and Northern Virginia areas.*** Our helpdesk support staff is available Monday through Friday, 8:30 a.m. to 5:00 pm EST.  Emergency technical support is available 24x7x365.

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