- LG - Life's Good Amplified Phone User Manual

IP LDK-20 Installation Manual Board Installation
35
3.3.2.2 Line Connector and Terminating Resistors
SW 1 AND SW4’S 1, 2 PIN SETTING : DEFAULT = ALL ON POSITION
TERMINATING RESISTORS
LINE NO RJ45 TYPE JACK
SWITCH PIN1, 2 ON PIN3, 4 OFF
REMARK
Line 1 MJ1 SW4 Termination Open
Line 2 MJ1 SW1 Termination Open
T OR S SWITCH SETTING
SWITCH AND CONNECTOR
LINE
NO
MODE
SW4
PIN 3, 4
SW2 CN1
REMARK
S ON ON
Line 1
T OFF OFF Default
Line 2 T Only
※NOTE
- SW4(Pin 3, 4 : -40V Power Feeding.
- SW2: The mode Change of the BRI transceiver.
- CN1: Set four 2pin jumpers like the above figure according to each mode.
T
S
T
S