Mircom TX3-2000-8U-C - NSL Relay Cabinet Installation and Wiring

60 TX3 Telephone Access System Installation and Operation Manual
5 NSL Relay Cabinet Installation and
Wiring
This chapter provides information about the NSL Relay Cabinet Installation and
Wiring.
This chapter explains
• NSL Relay Cabinet Mechanical Installation
• NSL Relay Control Unit and Expanders
• Wiring the TX3-NSL-8M Main Controller Board
• Updating Firmware