Comdial Industry Standard Telephone User’s Guide, this user's guide applies to industry standard single-line telephones such as the model 2500-** when used with the DXIST-** or FXIST-**** industry standard telephone interface circuit board.
The guide provides step‑by‑step instructions for using the Comdial Industry Standard Telephone (IST) station, covering basic functions such as answering, making, and transferring calls, as well as advanced features like call pickup, night mode, and paging. It is intended for end users and service personnel who need to operate or troubleshoot the telephone.
Key sections include Flashing the Hookswitch, Call Pickup procedures, Prime Line Preference, Intercom usage, and a Quick Reference Guide. The manual also lists compatible systems (DXP, DXP Plus, FX) and provides contact information for further support.
| Model | 2500-** |
|---|---|
| Compatible Systems | DXP, DXP Plus, FX Digital Telephone Systems |
Press and release the hookswitch (or use the TAP button if available).
Lift the handset to answer a ringing call.