Philips Sopho 2000 IPS User Manual page 753

UNIFORM CALL DISTRIBUTION (UCD)
SILENT MONITOR-UCD
HARDWARE REQUIRED
To provide the delay announcement for UCD:
DAT card or MP card (built-in DAT)
term
To provide the LEDs on the D :
term
D and DLC card
To provide the external Call Waiting Indicator:
DK card or MP (built-in External Equipment Interface)
External Indicator provided by the customer
Requirement for External Indicator:
Control Method: Ground/Battery (Maximum 125 mA)
Type: Visual and/or Audible type with volume control
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NWA-008845-001 Rev.5.0
32ch1011.fm