NEC DS1000 - Connecting Trunks and Extensions; Connecting Analog Trunks

Features
DS1000/2000 Feature Handbook Supplement 17
At a Super Display Telephone, you see:
3. Enter your new PIN number + HOLD.
At a 22- or 34-Button Display Telephone, you see:
At a Super Display Telephone, you see:
4. To confirm your entry, reenter the PIN number you just entered in step 4 above + HOLD.
At a 22- or 34-Button Display Telephone, you see:
At a Super Display Telephone, you see:
5. Press PREV.
To change your PIN number (if you already have one assigned):
1. Press ICM.
2. Dial
##6.