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NEC NWA-008869-001 Manual Do Utilizador

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CHAPTER 2 INSTALLATION
– 46 –
NWA-008869-001 Rev.1.0
atch2001.fm
SWITCH NAME
SWITCH 
NUMBER
SETTING 
POSITION
FUNCTION
CHECK
SW1
(Piano Key SW)
NOTE 4
1
Not used
2
Not used
3
[North America only]
ON
DS-1
(T1 with CSU function)
DSX-1
(T1 without CSU function)
[Hong Kong/Taiwan]
OFF
Not used
4
ON
AP No. 04-15
OFF
AP No. 20-31
JPR0 (Jumper pin)
UP
Neutral grounding on the receiving line 
is provided.
Neutral grounding on the receiving line 
is not provided.
JPR1 (Jumper pin)
Line impedance: 100 
Ω
LEFT
Line impedance: 110 
Ω
JPS (Jumper pin)
UP
Neutral grounding on the transmitting 
line is provided.
Neutral grounding on the transmitting 
line is not provided.
Continued on next page
4
3
2
1
OFF
ON
OFF
OFF
OFF
DOWN
RIGHT
DOWN
INSTALLATION PROCEDURE