NEC Xen Master - Page 142

NEC Australia Pty Ltd Xen Master & Xen Axis
5 - 124 Installing Electronic Telephone Units
A6-324000-642-01 – Release 4.0 May 2001
A maximum of 2 BRT(4)-U13 ETUs can be installed in the
Xen Axis system, in slots S3 and S4.
4.1.3 Switch Settings
SW1 is the reset switch.
4.1.4 Jumpers
CN101 and CN102
✆ Set the 100
Ω
termination to On or Off for Interface 1.
CN101 and CN102 shorted together from the factory
turns on the 100
Ω
terminal.
CN201 and CN202
✆ Set the 100
Ω
termination to On or Off for Interface 2.
CN201 and CN202 shorted together from the factory
turns on the 100
Ω
terminal.
CN301 and CN302
✆ Set the 100
Ω
termination to On or Off for Interface 3.
CN301 and CN302 shorted together from the factory
turns on the 100
Ω
terminal.
CN401 and CN402
✆ Set the 100
Ω
termination to On or Off for Interface 4.
CN401 and CN402 shorted together from the factory
turns on the 100
Ω
terminal.
4.1.5 LED Indications
LED1 indications are listed below.
✆ Blinking Red Normal Operation
✆ Steady Red Operation Stopped (power still on)
✆ Off No Power
LED2 L1 Status for BRI Interface 1
✆ Steady Red when Layer 1 is working
LED3 L1 Status for BRI Interface 2
✆ Steady Red when Layer 1 is working
LED4 L1 Status for BRI Interface 3
✆ Steady Red when Layer 1 is working
LED5 L1 Status for BRI Interface 4
✆ Steady Red when Layer 1 is working
LED6
✆ Steady Red when B1 or B2 are busy in Interface 1.
LED7
✆ Steady Red when B1 or B2 are busy in Interface 2.