NEC NEAX 2000IVS2 Installation Manual page 294

CHAPTER 3 LAMP INDICATIONS AND SWITCH SETTINGS
PN-DAID (DAI)
SWITCH NAME
SW3 (DIP SW)
ON
1 2 3 4
JPS (Jumper pin)
JPR (Jumper pin)
E1Z (Jumper pin)
SRT (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 1: Set the groove on the switch to the desired position.
NOTE 2: When the power is on, flip the MB switch to ON (UP position) before plugging/unplug-
ging the circuit card.
Page 268
SWITCH SETTING
NUMBER POSITION
1
ON
2
ON
3
ON
4
ON
Right
Left
Right
Left
Right
Left
Right
Left
UP
DOWN
FUNCTION
Always set to ON
Always set to ON
Always set to ON
Always set to OFF
Balanced transmission: 120 ohms
(For twisted-pair cable)
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)
Line impedance:
120 ohms (For twisted-pair cable)
Line impedance:
75 ohms (For coaxial cable)
For mounting this card on PIM0
For mounting this card on PIM1-
PIM7
Line impedance:
120 ohms (For twisted-pair cable)
Line impedance:
75 ohms (For coaxial cable)
in the SETTING POSITION
NEAX2000 IVS
CHECK
(Continued)
2
Installation Procedure Manual
ND-70928 (E), Issue 1.0