Memory Expansion Daughter Board (Figure 2-12) - NEC UX5000 Hardware Manual

Chapter 2 - Blade Installation and Startup
2.4.3

Memory Expansion Daughter Board (Figure 2-12)

The Memory Expansion daughter board (MEMDB) provides additional memory for use with
increased ports when using an expanded license, expanded system networking, remote software
updates. This daughter board is also required if you wish to install more than one 082U blade into
the communications server. It also provides expanded port capacity for the system. This daughter
board is mounted on the CCPU and provides:
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Description
SDRAM
Flash Memory
SRAM
UX5000 - No MEMDB installed
• No recovery point created for database
• No remote update from flash memory, but possible
when USB flash drive is installed
• 8 ports maximum for IntraMail/VRS
UX5000 - MEMDB installed and limited port license
• Networking (CygniLink and AspireNet)
• No remote update from flash memory, but possible
when USB flash drive is installed
• 16 ports maximum for IntraMail/VRS
• Up to 3 recovery dates can be created
UX5000 - MEMDB installed and maximum port license)
• Networking (CygniLink and AspireNet)
• No remote update from flash memory, but possible
when USB flash drive is installed
• 16 ports maximum for IntraMail/VRS
• Up to 3 recovery dates can be created
When installing a MEMDB into a chassis which has been previously installed and
programmed, the CCPU must be cold-started due to database compatibility issues.
Memory
Capacity
128 MB
32 MB
1 MB
System
! IMPORTANT!
Equipped Memory
256 MB / 16 bit x 4 pcs
256 MB / 16 bit x 1 pc
4 MB / 16 bit x 2 pcs
Maximum Ports
64
(Trunks or Extensions)
256
(Trunks: 200 max.
Extensions: 256 max.)
712
(Trunks: 200 max.
Extensions: 512 max.)
Chapter 2