Features 3-41
3 Features H
• Only one intercom call can be placed on hold. For a proprietary telephone, outside calls
and one intercom call can be placed on hold at the same time.
• If a held call is not retrieved within the assigned time in program [200], the extension
user who held it will hear a ring tone or an alarm tone. If the user is on-hook and their
SP-PHONE/MONITOR button indicator is off,the phone will ring (Hold Recall). If the
user is off-hook or in the handsfree mode, an alarm tone will be sent to the built-in
speaker of a proprietary telephone or the handset receiver of a single line telephone at
15-second intervals (Hold Alarm). If “Disable”is selected in program [200], nothing will
be heard.
• If a held outside call is not answered within thirty minutes, it will be automatically
disconnected.
• For outside calls, music is sent to the external party on hold,if available (Music on Hold).
• During a 5-party conference, the Hold feature cannot be activated.
• Required System Programming
[104] Hold Mode Selection
[200] Hold Recall Time
• Related Feature References
Call Park, Music on Hold/Background Music (BGM),
Recall Button on a Single Line Telephone
• Operating Instructions References
1.5 During a Conversation,“Placing a Call on Hold (Call Hold)”
1.5 During a Conversation,“Placing a Call on Hold Exclusively (Exclusive Hold)”
1.5 During a Conversation,“Retrieving a Call on Hold (Call Hold Retrieve)”
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Host PBX Access

The system may be installed behind an existing host PBX. This is performed by connecting
a line from the host to an exchange line in the system.
• A Host PBX Access code assigned in program [403] is required to access an exchange
line of the host PBX.
• Access to the host PBX during a conversation is also possible (External Feature Access).
• Required System Programming
[403] Host PBX Access Codes
[417] Pause Time
• Related Feature Reference
External Feature Access
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To Central Office
Host PBX
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PSQX1708ZA-04E.QX 99.10.15 10:31 AM Page 41