NEC NEAX2000 IVS2 Installation Manual page 346

SWITCH NAME
SW3 (DIP SW)
ON
1 2 3 4
JPS (Jumper pin)
JPR (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: When the power is on, flip the MB switch to ON (UP position) before plugging/
unplugging the circuit card.
NOTE 2: Time Slots 0, 20, 21, and 22 (TS0/20/21/22) cannot be used for control signal.
NOTE 3: This setting must be identical with the opposite DAIA card.
2
NEAX2000 IVS Installation Procedure Manual
ND-70928 (E), Issue 3.0
CHAPTER 3 LAMP INDICATIONS AND SWITCH SETTINGS
SWITCH SETTING
NUMBER POSITION
ON
1
OFF
ON
2
OFF
ON
3
OFF
4
OFF
UP
DOWN
UP
DOWN
FUNCTION
Set the equalizer according to the
cable length between the system
and the CSU.
SW SW SW
-1 -2 -3
0 - 40 m
ON ON ON
(0-131.2 ft.)
40 - 80 m
ON ON OFF
(131.2-262.5 ft.)
80 - 120 m
ON OFF ON
(262.5-394 ft.)
120 - 160 m
ON OFF OFF
(394-525 ft.)
160 - 200 m
OFF ON ON
(525-656 ft.)
OFF OFF OFF Signal is not sent
Always set to OFF
Neutral grounding on the
transmitting line is provided.
Neutral grounding on the
transmitting line is not provided.
Neutral grounding on the receiving
line is provided.
Neutral grounding on the receiving
line is not provided.
in the SETTING POSITION
PN-DAIB (DAI)
CHECK
CABLE
LENGTH
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