SSN1AUX

Huawei OSN7500 series system auxiliary interface board SSN1AUX

Huawei

3-5 days

Shenzhen Warehouse

SKU: 2015043 Category:

Description

SSN1AUX overview

The AUX is a system auxiliary interface board. The AUX can be used on the OptiX OSN equipment series to provide various management interfaces and auxiliary interfaces.

The AUX provides various management and auxiliary interfaces for the system, and provides the centralized backup for the +3.3 V power supply of the boards in the subrack.

 Interfaces of the AUX
Interface
Type of Interface
Usage
CLKI3 SMB 75-ohm clock input interface 3
CLKO3 SMB 75-ohm clock output interface 3
CLK4 RJ-45 120-ohm clock input/output interface 4
REV RJ-45 Reserved
F&f RJ-45 F&f interface
F1 RJ-45 F1 interface
LAMP1 RJ-45 Cabinet alarm indicator output interface
LAMP2 RJ-45 Cabinet alarm indicator input cascading interface
ALMO1 RJ-45 Alarm cascading interface
ALMO2 RJ-45 Interface for the 1st to the 4th channels of alarm outputs
ALMI1 RJ-45 Interface for the 1st to the 4th channels of alarm inputs
ALMI2 RJ-45 Interface for the 5th to the 8th channels of alarm inputs
ALMI3 RJ-45 Interface for the 9th to the 12th channels of alarm inputs
ALMI4 RJ-45 Interface for the 13th to the 16th channels of alarm inputs
Item
SSN1AUX
Management interface Provides the management serial interface F&f.
Auxiliary interface Provides one F1 interface for the 64 kbit/s codirectional data channel.
Clock interface Correspond to “External Clock Source 2” on the NMS.

  • Support for one clock input interface: Select a 75-ohm coaxial cable BITS clock interface (CLKI3) or 120-ohm twisted pair cable BITS clock interface (CLK4).
  • Support for one clock output interface: Select a 75-ohm coaxial cable BITS clock interface (CLKO3) or 120-ohm twisted pair cable BITS clock interface (CLK4).
Alarm interface
  • Provides 16-input and 4-output alarm interfaces.
  • Provides 4-output alarm cascading interfaces.
Cabinet alarm indicator
  • Provides four cabinet alarm indicator output interfaces.
  • Provides four cabinet alarm indicator input cascading interfaces.
Power supply backup and checking
  • Provides the centralized backup for the +3.3 V power supply of the boards in the subrack, which realizes the 1:N protection for the secondary power supply of each board.
  • Detects the overvoltage (+3.8 V) and undervoltage (+3.1 V) conditions for the +3.3 V backup power supply.
Audible alarm Supports the audible alarm and the clearing of the audible alarm.
Ethernet port connection status checking Supports the checking of the Ethernet port connection status.

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