NEC Electra Elite 48/192 Features And Specifications Manual page 439

Issue 6
M - 16
Music On Hold is provided using the built-in tone melodies or an
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external source connected to the RCA jack on the basic B64-U10
KSU for the Electra Elite 192 system or MOH jack on the MBD-U10
Unit in the B48-U10 KSU for the Electra Elite 48 system.
Internal Source:
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Program one of two melodies (American Folk Song melody, or
Christmas Song melody) as an internal source. A volume control for
the built-in MOH source can also be programmed.
External Source:
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• Music source (radio, tape player, or CD) must be provided
locally.
• Source output levels should be less than 0.6 RMS signal level
with 600
Ω
• Optional interface ETUs are not required for this feature.
A CO line that is assigned as a CO external music on hold source
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cannot be seized, even when the CO trunk is assigned on a line key
of a Multiline terminal.
A CO line that is assigned to a CO external music of hold source is
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skipped without being seized, even when that CO is assigned to a
trunk group.
When Memory Block 3-11 (CO External Source Selection)
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contradicts Memory Block 3-12 (CO Hold Memory Selection) MOH
works according to the Memory Block 1-8-31 (Hold Tone Source
Assignment) setting.
Use Memory Block 3-11 (CO External Source Selection) to specify
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whether the MOH source is from the CO (default) or an EXT
SOURCE. Unused circuits on a COI/COID ETU can be assigned as
MOH inputs.
Use Memory Block 3-12, (CO Hold Memory Selection) to assign the
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external music source to each trunk.
Example:
Trunks 09 and 10 are assigned as external sources. Trunk 09 is
programmed as the external source for Trunks 01~05 when a call is
placed on hold. Trunk 10 is programmed as the external source for
Trunks 06~08 when a call is placed on hold.
impedance.
Electra Elite
Music on Hold