Section 700 - Operation Chapter 5. Key Telephone FeaturesS-ICX-50-700 S-ICX (International) issued October 2000 129• Beginning with Version 4.5 and higher, calls can be forwarded by an extension with an NPDN orPNPDN if the COS gives permission. See “Directory Numbers” on page 149 for moreinformation.Call HoldDescriptionThe System provides the following types of Call Hold or Call Park:• System Hold• Floating Hold• Exclusive Hold• Broker’s Hold• Station Call ParkSystem HoldYou can place either an outside or intercom call on System Hold. You can retrieve a call placed onSystem Hold from any extension that has a line appearance for the held call.OperationTo place a call on System Hold:To retrieve a call placed on System Hold from the extension that placed it there:To retrieve a call placed on System Hold from an extension other than the one that putit there:Action Result1. While on a call, press the HOLD key. • Intercom dial tone• Hold CO XXX displays (where XXX= outside line number)Action Result1. Press the line key that is flashing green or press the HOLDkey if a non-appearing trunk call.CO XXX displays (where XXX = outsideline number)Action Result1. Press the line key that is flashing red. CO XXX displays (where XXX = outsideline number)