HUAWEI AUX TNF1AUX 03054663 Huawei OSN 1800 V System Auxiliary Interface Board

System auxiliary interface board on Huawei 1800 II enhanced chassis and 1800 V chassis

Provides one 64 kbit/s synchronous transparent data port or one 19.2 kbit/s asynchronous transparent data port, one orderwire phone port and alarm input/output ports

Provides two external clock input/output ports with TOD0 and TOD1 ports

Provides alarm ports with six inputs and two outputs

TNF1AUX is a system auxiliary interface board applied to Huawei 1800 II enhanced chassis and 1800 V chassis. TNF1AUX part number is 03054663. The AUX provides auxiliary ports such as external clock ports and alarm input/output ports.