Lucent Technologies MERLIN Plus Release 2 System Manual page 203

5-84 MERLIN Plus System Features
To pick up the call that you have put on Exclusive Hold.
Touch the line button of the held call.
1
555-1234
To place a call on normal hold after it's been placed on Exclusive Hold:
Touch the line button of the held call.
1
Touch Hold.
2
555-1234
Hold