LG Electronics IP LDK-20 Amplified Phone User Manual


 
IP LDK-20 Installation Manual Board Installation
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Figure 4.5.2 VOIB
The VOIB is installed in the VOIM and provides various kinds of connectors and RJ45 modular jacks 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