Aria-24
ipe
Digital Key Telephone System
Installation Manual
Issue 1.5
Aria Technologies
68
F
IGURE
5.4.2
VOIB
The VOIB is installed in the VOIM and provides various kinds of connectors and RJ45 modular jack for
the connection of peripheral boards and miscellaneous functions (refer to the following Table).
Various switches and connectors functions
Switch / Connector
Functions
Remark
SW1
Watch dog reset enable
Default: Off
SW2
VOIB Reset Switch for CPU (S32500C)
SW3
Pole1: Trace function disable, others: reserved
Default: ON
CN1
JTAG(Joint Test Action Group) for debug
CN2
VOIU Board Connection
CN3
VOIU Board Connection
CN4
Basic KSU Connection
CN6
RS232C Trace Tool Connection
MJ1
Network(RJ-45) Cable Connection