Is Optical Amplifier board TN12OAU101 an indispensable element on Huawei DWDM Equipment?

TN12OAU101 is a WDM optical amplifier board, to amplifies C band optical signals at Gain Range 20dB to 31dB. TN12OAU101 part number is 03030LMK, some other version like TN11OAU1 and TN13OAU1 with different system compatibility and feature supported. TN12OAU1 have feature code like 03 and 05, different Gain Range.

• Amplifies the input optical signals in C band.
• Applied to Huawei OSN8800, OSN6800,OSN3800
• Supports the system to transmit services over different fiber spans without electrical regeneration.
• Gain adjustment of OAU101: 20dB to 31dB.
• Provides an in-service monitoring port (MON).
• Supports the gain locking and power locking modes.
• The EDFA inside board has transient control function.
• Detects and reports the optical power.
• Monitors the temperature of the pump laser.
• Detects current of pump driving, back facet and pump cooling; temperature of pump laser and ambient temperature of board.
• Supports Optical-layer ASON.