NEC NEAX2000 IVS2 Installation Manual page 354

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/
unplugging the circuit card.
2
NEAX2000 IVS Installation Procedure Manual
ND-70928 (E), Issue 3.0
CHAPTER 3 LAMP INDICATIONS AND SWITCH SETTINGS
SWITCH SETTING
NUMBER POSITION
1
ON
2
ON
3
ON
4
OFF
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 Ω (For
twisted-pair cable)
TA is grounded on the transmission
line: 75 Ω (For coaxial cable)
Balanced transmission: 120 Ω (For
twisted-pair cable)
RA is grounded on the transmission
line: 75 Ω (For coaxial cable)
Line impedance:
120 Ω (For twisted-pair cable)
Line impedance:
75 Ω (For coaxial cable)
For mounting this card on PIM 0
For mounting this card on PIM 1-
PIM 7
Line impedance:
120 Ω (For twisted-pair cable)
Line impedance:
75 Ω (For coaxial cable)
in the SETTING POSITION
PN-DAID (DAI)
CHECK
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