This manual is the user manual for NEC Infrontia Topaz Intelligent Hybrid System, which introduces the features of abbreviated dialing, account code, alarm, alphanumeric display, attendant call queuing, automatic route selection, background music, barge in, call forwarding, call forwarding - fixed target, call forwarding - external phone, call forwarding - abbreviated dialing, followed forwarding, call forwarding / Do Not Disturb Override, call redirection, call timer, call waiting / camp on, callback, caller ID, central office calls, answering, central office calls, placing, class of service, conference, voice call conference / privacy release, continued dialing, department group calling, department step calling, dial number preview, dial pad confirmation tone, dial tone detection, direct inward line, direct inward system access, direct station selection console.
This manual explains how to operate the Topaz Z725 private telephone system, covering basic setup, dialing methods, and call handling functions. It is intended for end‑users who need to configure and use the telephone features safely.
The document details advanced functions such as call forwarding, do‑not‑disturb, conference calling, automatic route selection, and background music, as well as the use of programmable function keys and display options. This manual is written in Japanese.
| Version | 1.0 |
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Press the DND/CONF key to activate Do Not Disturb mode.
Use the Call Forwarding functions such as Fixed, External, or to an Abbreviated Dial number to redirect incoming calls.
Select the Meet Me Conference option to initiate a conference call.
The Automatic Route Selection (F‑Route) feature automatically selects the best route for outgoing calls.