Expansion (Exifu) Pcb (Figure 2-10); Connector Pin-Out On The Exifu-B1 / E1 - NEC UX5000 Hardware Manual

Chapter 2 - PCB Installation and Startup
2.4.2

Expansion (EXIFU) PCB (Figure 2-10)

The EXIFU PCB provides a connection from the Controlling KSU-B to the Base KSU-B expansion
KSU(s). This connection is required with any multiple-KSU setup. This PCB allows the CCPU to
transmit/receive data as required to the additional KSUs.
The EXIFU-
CCPU card. The EXIFU-
have a CCPU.
The EXIFU cable is used to connect the Controlling KSU and its EXIFU-
third, and fourth Base KSU's EXIFU-
Use only the CAT 5 cables provided by NEC to make the connections between the KSU'B and
Expansion KSUs.
The EXIFU provides:
2.4.2.1

Connector Pin-Out on the EXIFU-B1 / E1

2 - 24
B1
PCB is installed in the EXIFU slot of the Controlling KSU-B which is equipped with a
E1
PCB is installed in the EXIFU slot of the Base KSU-B, which does not
●
Communication Processor Interface for data handling through Cch (18 slots max.)
●
32 Channels for Telephony Resource (ex: DTMF Tone Receiver, Call Progress Tone
Detector, MFC Tone Receiver, Caller ID Receiver, Caller ID Signal Sender)
●
DSP Resource Management
12345678
E1
interface.
RJ61 Cable Connector -
EXIFU-B1 - CN2, CN3, CN 4
EXIFU-E1 - CN3
Pin No.
1
2
3
4
5
6
7
8
B1
interface to the second,
Connection
HW_UP (+)
HW_UP (-)
HW_DWN (+)
FS (+)
FS (-)
HW_DWN (-)
CK8M (+)
CK8M (-)
Chapter 2