NEC NEAX 2000 IVS2 Retrofit Manual page 25

CHAPTER 2 INSTALLATION
Lamp Indications and Switch Settings
SWITCH NAME
SW4 (Dip SW)
ON
1 2 3 4
VR (Rotary SW)
20
0
DK (Connector)
02
01
Page 20
SWITCH SETTING
NUMBER POSITION
1
OFF
2
OFF
Selection of PLO1 input
(Phase Locked Oscillator)
• For clock receiver office:
SW4-3
OFF
ON
3, 4
OFF
ON
• For clock source office:
SW4-3
OFF
02 Ground detection
01 Ground sending
FUNCTION
Not used
Not used
SW4-4 FUNCTION
OFF 1.5MHz clock
[For PN-24DTA/PN-24CCT/
PN-24PRT]
OFF 192kHz clock
[For PN-BRTA]
2MHz clock
ON
[For PN-30DTC/PN-2BRTC/
PN-30CCT/PN-30PRT]
Not used
ON
SW4-4
OFF
Variable Resister for External Hold
Tone Source
(0 - 20 Kohms : Clockwise)
CHECK
(Continued)
NEAX2000 IVS Retrofit System Guide
ND-71075 (E), Issue 1.0