Self Test: (Executech and Digitech) Hold down the mute button while plugging in the phone. All LEDs will light up then a ring tone will sound. No button test available.

Self Test: (Impact and Unisyn) Hold down the #1 button on the keypad when plugging the phone in.

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Comdial Impact, DSU & DSU II System:
problem: speaker light stays on
solution: background music has been activated, press the ITCM button and dial #1...*1 turns BGM on.

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Message Waiting Light Flashing all the time.

Cancel:
ITCM # 3 and extension number of the phone that was alerted.
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Comdial Date/Time Changes

All Changes Must be Made from the Attendant's Station Phone

DXP, DXP Plus, FX series (Impact Classic and Impact SCS Phones):

ITCM, *, #, 0, *, 01, MM, DD, YY, HH, MM, #, SPKR to end



Executech, Executech II, or Centratech:

ITCM, *, #, YY, MM, DD, HH, MM

Executech XE:

ITCM, *, #, 01, YY, MM, DD, HH, MM, (Dial 1-7 for day of the week, where Sunday=1 and Saturday=7), MNTR or SPKR to end.

Executech 2000, Unisyn, DSU, DSUII, Americom, Express:

ITCM, *, #, 01, YY, MM, DD, HH, MM, SPKR to end

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