NEC ELECTRA ELITE IPK II - Page 238

Document Revision 1 Electra Elite IPK II
2 - 216 Code Restriction, Dial Block
To release Dial Block from another extension:
1. At the multiline terminal, press the Speaker key.
- OR -
At the single line telephone, lift the handset.
2. Dial 601.
3. Dial the 4-digit Dial Block code.
4. Dial the extension number to be released from Dial Block.
5. Dial 0.
 Confirmation tone is heard.
6. Press the Speaker key or replace the handset to hang up.