NEC Univerge SV9100 Hardware Manual page 76

Issue 1.2
3 - 4
The GPZ-BS10 connects the Controlling Chassis to the Expansion Chassis
by connecting to a GPZ-BS11, which is installed on each Expansion
Chassis. These Expansion Interface Units allow the CPU to transmit/receive
data as required to the additional chassis.
The GPZ-BS10 is installed in the Expansion bay Controlling Chassis which
is equipped with a CPU blade. The GPZ-BS11 is installed in the Expansion
bay of the Expansion Chassis, which does not have a CPU.
The Expansion cable connects the Controlling Chassis and its GPZ-BS10
interface to the second, third, and fourth GPZ-BS11 interface.
Use only the CAT 5 cables provided by NEC to make the connections
between the Controlling and Expansion Chassis.
The GPZ-BS10 provides:
Communication Processor Interface for data handling through
p
Communication Channel (24 slots maximum)
64 Channels for Telephony Resource (e.g., DTMF Tone Receiver, Call
p
Progress Tone Detector, MFC Tone Receiver, Caller ID Receiver,
Caller ID Signal Sender)
DSP Resource Management
p
UNIVERGE SV9100
Installing the SV9100 Chassis