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Press... select an item the number corresponding to your choice, and then press the Enter key scroll left and right within the same screen the left and right arrow keys. Additional screens are available when < or > is displayed in the top portion of the menu return to the previous menu the ESC key 61200659L1-1 MX2800 User Manual Chapter 2. Installation and Operation If you want to... Press... end the terminal session Ctrl-C refresh the display Ctrl-R The MX2800 STS-1 MAIN MENU consists of the following sections: Status Provides information on the current state of the STS-1, power supplies, system, and VT/Port lines. For more detailed information, see Chapter 4, Status. Statistics Provides detailed statistical information (both current and historical) for the STS-1, VT, and Port lines. For more detailed information, see Chapter 5, Statistics. Configuration Sets STS-1 network, VT/Port, and system management parameters. For more detailed information, see Chapter 3, Configuration. Diagnostics Performs loopback tests over the STS-1, VT/Port lines. For more detailed information, see Chapter 6, Diagnostics. Logout The LOGOUT selection ends the terminal session and logs out of the system. Password entry is required before a new session can begin. The unit will also logout of a terminal session automatically if the session remains inactive for a certain period of time. For more information, see Terminal Timeout on page 3-35. ACO Buttons The ACO (alarm cut off) buttons allow you to turn off an active audible alarm. The buttons are recessed, so you must use a pen or other pointed instrument to press them. Once you have used an ACO 2-12 MX2800 User Manual 61200659L1-1 Chapter 2. Installation and Operation button to deactivate an alarm, it remains disabled until the condition has cleared. Alarms can also be turned off remotely by using a selection found in the STATUS menu. See Acknowledge Alarms (ACO) on page 4-12 for more information. LED Descriptions The MX2800 STS-1 has LED status indicators for the power supplies, the STS-1 state, the controller cards, and the individual T1s/E1s. These LEDs are identified in the following subsections. Power Supply A/B The PWR LED is active when the unit is on and receiving full power. The CHK LED is active when the power supply is failing or is providing low power and needs to be checked. Status LEDs The STATUS LEDs apply to the two controller cards. The LEDs provided are ACT (active), NET, ALM (alarm), and PRF (performance). Different conditions are indicated by the state of the LED (it remains solid, blinks, or alternates colors). The condition descriptions vary depending on whether the LED represents the active controller card or the controller card on standby. LED definitions are for the active cards are provided in Table 2-2 on page 2-14. LED definitions for T1/E1 cards are provided in Table 2-3 on page 2-15. 61200659L1-1 MX2800 User Manual Chapter 2. Installation and Operation Table 2-2. LED Conditions for Active Cards LED State Card Condition ACT green solid Normal (All OK) green/amber alternating Normal + Console Open red solid Self Test Failed amber solid Software Update in Progress red/amber alternating Self Test Failed + Console Open red blinking Card Failure NET green solid Normal (All OK) red blinking LOS red solid LOFM. AIS-P, AIS-L, RFI-L, RFI-P, LOP, SLM, UEQ amber solid In Test (Local) amber blinking In Test (Remote) red/amber alternating In Test + Alarms ALM green solid Normal (No Alarm) red blinking Critical Alarm red solid Non-Critical Alarm amber blinking Critical Alarm Suppressed (ACO button was pushed) amber solid Non-Critical Alarm Suppressed (ACO button was pushed) PRF green solid Normal (All OK) red flash (once per event) Single/Burst CV red blinking Continuous Code Violations red solid XCV Threshold Exceeded 2-14 MX2800 User Manual 61200659L1-1 Chapter 2. Installation and Operation Table 2-3. LED Conditions for Standby Cards LED State Card Condition ACT green blinking Normal (All OK) amber solid Software Update in Progress red blinking Self Test Failed NET off Normal (All OK) red blinking STS-1 Failure ALM off Normal (No Alarm) PRF off Normal (All OK) T1/E1 Status LEDs These LEDs apply to each individual T1 or E1. Different conditions are indicated by the state of the LED (its color and whether it flashes, alternates color, or remains solid). The condition descriptions vary depending on whether the LEDs represent T1s or E1s of the active controller card or the controller card on standby. Table 2-4 on page 2-16 provides LED definitions for the active and standby cards. 61200659L1-1 MX2800 User Manual Chapter 2. Installation and Operation Table 2-4. T1/E1 LED Conditions LED State T1/E1 Condition Active Card green solid Normal (All OK) off Disabled red blinking LOS red flash (once per event) Single/Burst CV red/green alternating XCV Threshold Exceeded amber solid In Test (Local) amber blinking In Test (Remote) red/amber alternating In Test + Alarm Standby Car...

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