User's Manual Part 3

OS-1933-E3-003 Alarm Functions
3-18 044-05243 Rev A
Alarm 3
A Critical alarm Sector “A” will be asserted if:
• MCPA_A is disabled or vacant.
• All enabled Sector A TMA channels are faulted.
• All Sector A LNA channels are faulted.
• A VSWR fault on Sector A.
• All Rectifiers Faulted.
• RFCU_A removed.
• If the BYPASS_V_A or +5V_EXT_A signals are faulted.
Alarm 4
A critical alarm Sector “B” will be asserted if:
• MCPA_B is disabled or vacant.
• All enabled Sector B TMA channels are faulted.
• All Sector B LNA channels are faulted.
• A VSWR fault on Sector B.
• All Rectifiers Faulted.
• RFCU_B removed.
• If the BYPASS_V_B or +5V_EXT_B signals are faulted.
Alarm 5
A critical alarm Sector “C” will be asserted if:
• MCPA_C is disabled or vacant.
• All enabled Sector C TMA channels are faulted.
• All Sector C LNA channels are faulted.
• All Rectifiers Faulted.
• RFCU_C removed.
• A VSWR fault on Sector C.
• If the BYPASS_V_C or +5V_EXT_C signals are faulted.
External Alarm Inputs
Reference the External Alarm interface section on page 2-7 for pin-outs and installation. Utilize the System/
Configuration page; External Alarms section for configuration options.