NEC Electra Elite IPK II System User Manual page 1058

Document Revision 4C
Table 2-41 Maximum System Capacities for Station Interface ETUs (Continued)
Station Interface
Units
CTP( )-U( ) ETU
DSPII-U10 Unit with
In-Mail 2-port or
In-Mail 4-port
Compact Flash card
installed.
ESI(8)-U( ) ETU
ESIB(8)-U( ) ETU
2 - 1034
Description
This ETU is a multiplatform system
that supports a maximum of 16 ports.
It is a PC platform that contains data
storage for voice recording and
application software. A digital signal
processor/voice processing section
handles the following functions:
• DTMF detection and generation
• General tone detection
• FAX CNG tone detection
• PCM compression for audio
recording/playback
• Automatic Gain Control (AGC)
• Two USB 1.0 ports for USB
keyboard and mouse support
• One 15-pin VGA Connector for VGA
monitor support
One DSP8-U10 ETU is required for
eight ports. Two DSP8-U10 ETUs
are required for 12 or 16 ports.
This unit is a daughter board that is
installed on the CPUII( )-U10 ETU
and is used for the VRS or In-Mail
Compact Flash.
8-port Electronic Station Interface
No more than 80 ESI ports are
supported in a single KSU.
This 8-port Electronic Station
Interface ETU contains eight circuits.
Each circuit can support any
Attendant Console, Multiline
Terminal, or Single Line Telephone
adapter.
This ETU is installed in slots S1~S8
in the basic or expansion B64-U20
KSU. The maximum number
depends on other station ETUs
installed. This ETU shares the total
number of extension ports in the
system.
No more than 80 ESI ports are
supported in a single KSU.
Maximum Capacities
Expanded
Basic Port
Port
Package
Package
1 1
1 1
7 23
7 23
Electra Elite IPK II
Notes
Notes 1, 3, 4, 6
7
Notes 1, 6
Universal Slots