NEC NEAX2000 IVS2 Manual page 104

CHAPTER 4 CIRCUIT CARD INFORMATION
PN-DAIF (DAI)
SWITCH
NAME
SW3 (DIP SW)
ON
1 2 3 4
JPS (Jumper Pin)
JPR (Jumper Pin)
JP (Jumper Pin)
The figure in the SWITCH NAME column and the position in
column indicate the standard setting of the switch. When the switch is not set as shown by the
figure and , the setting of the switch varies with the system concerned.
NOTE: When the power is on, flip the MB switch to ON (UP position) before plugging/unplug-
ging the circuit card.
Page 96
SWITCH SETTING
NUMBER POSITION
1
ON
2
ON
3
ON
ON
4
OFF
Right
Left
Right
Left
UP
DOWN
FUNCTION
Always set to ON
Always set to ON
Always set to ON
When mounting this card on
Remote Site.
When mounting this card on Main
Site
TA is grounded on the transmission
line: 75 ohms (for coaxial cable)
Balanced transmission:
120 ohms (for twisted-pair cable)
RA is grounded on the transmission
line: 75 ohms (for coaxial cable)
Balanced transmission:
120 ohms (for twisted-pair cable)
Line impedance:
75 ohms (for coaxial cable)
Line impedance:
120 ohms (for twisted-pair cable)
in the SETTING POSITION
NEAX2000 IVS
CHECK
2
Remote PIM System Manual
ND-70917 (E), Issue 1.0