AMT/PTD/PBX/0058/4/6/EN Installation and Maintenance Manual - Aastra 5000
Page 164 01/2011 Description des sous-ensembles
4.6 UCV-L card
4.6.1 Functional description
The UCV-L card provides the following functions described in Section3.8.1:
• Data and voice switching
• Signal processing
• Voice mail server
• Defence (management of interface card statuses)
• Synchronisation
• Management of interface card commands.
It also offers the following functions:
• Interfacing with:
- an operating console via Ethernet access
- an external music source,
- a common bell
- an alarm bell
- alarm inputs (four),
- an Ethernet network,
- the RUCV-L card of an expansion cabinet
• Remote control of an external device (delivering a voltage of +12 V)
• Supervision of expansion cabinets:
The power on state of an expansion cabinet is detected by recognising a
synchronisation pattern. The UCV-L card can command a general "Reset" of the
expansion cabinets, provided they are synchronised.
• Locking and unlocking optional software functions, through a removable circuit of the
"i-Button" family, used in storing the iPBX ID number
• Power supply: the UCV-L card receives the following on the backplane connector
(J1):
- a +5 V power supply voltage used for the operation of its internal circuits,
- a +12V power supply voltage used, among others, to supply power to an external
device,
The card has a 3 V CR2032 battery for backing up the clock power supply.
The battery is installed on the circuit card and is interchangeable. Its service life is
10 years.
• UCV-L has a Flash Disk on the IDE bus, comprising a Compact Flash card fitted on a
CF Socket type II. The CF card is not accessible on the front panel.
• The VMAIL function is directly on the CPU card. A quota of compact flash disk space is
assigned to this function to store messages and prompts.
Daughter cards
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