CHAPTER 2 INSTALLATION
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NWA-008869-001 Rev.1.0
atch2001.fm
NOTE 3:
When the power is on, flip the MB switch to ON (UP position) before plugging/unplugging the
circuit card.
Continued on next page
SWITCH NAME
SWITCH
NUMBER
SETTING
POSITION
FUNCTION
CHECK
SW4 (Dip SW)
1
Not used
2
Not used
3, 4
Selection of PLO1 input
(Phase Locked Oscillator)
• For clock receiver office:
• For clock source office:
SW4-3
SW4-4
OFF
OFF
MB (Toggle SW)
NOTE3
UP
For make-busy
For normal operation
VR (Rotary SW)
Variable Resistor for External Hold
Tone Source
(0-20 k
Ω
: Clockwise)
1 2 3 4
ON
OFF
OFF
SW4-3 SW4-4
FUNCTION
OFF
OFF
1.5 MHz clock
[For PN-24DTA/PN-24CCT/
PN-24PRT/PZ-M649]
ON
OFF
192 kHz clock
[For PN-BRTA]
OFF
ON
2 MHz clock
[For PN-30DTC/PN-2BRT/
PN-4BRT/PN-30CCT/PN-30PRT/
PZ-M650]
ON
ON
Not used
DOWN
20
0
INSTALLATION PROCEDURE
Содержание NEAX IPS
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