Nitsuko 1232 - Audible Indication; Tone Interval Indication (KTS)

¾ 2-14 ¾
Audible Indication
1. Tone Interval Indication (KTS)
Category Interval (sec) Location
Trunk Line Incoming Call 600/450/16 Hz FM
Trunk Line Off-Hook Signal Tone
(Speaker Busy)
600/450/16 Hz FM
Trunk Line Automatic Recall 600/450/16 Hz FM
Three-Minute Tone 600 Hz 3 Splash
Toll Restriction and Each Password
Entry Failed
600 Hz 1 Splash
Line Available in Trunk Queuing 600/450/16 Hz FM
Paging/Doorphone Splash Tone 800 Hz 2 Splash
Intercom Call (Voice) Splash Tone
(MIC ON)
800 Hz 1 Splash
Intercom Call (Voice) Splash Tone
(MIC OFF)
800 Hz 2 Splash
Intercom Signal Call 450/16 Hz AM
Intercom Off-Hook Signaling Tone 450/16 Hz AM