S4128F-ON/S4128T-ON Switch

System LED

• Solid Green – all functions are normal.
• Flashing Green – Booting. Flashing Green with 2 sec on and 1 sec off
• Solid Amber – Major Fault. Displays summary of all major faults within the system; the faults are traffic affecting.
• Flashing Amber – Major Fault. Flashing Amber with 2 sec on and 1 sec off

Displays summary of all major faults within the system; the faults are not traffic affecting.

At front

Power LED

• Solid Green – Normal.
• Solid Amber – POST in progress.
• Flashing Amber – Flashing Amber with 2sec on and 1 sec off. Power supply fault.
• Off – No power.

At front

FAN LED

• Solid Green – all functions are normal.
• Flashing Amber – One of the Fans or Fan tray fault. Flashing Amber with 2 sec on and 1 sec off.

At front

Beacon LED

Not in use.

At front

Stacking LED

Not in use.

At front

7-DIGIT

Stack LED

Not in use.

At front

10GBT LED

• Off – No Link
• Solid Green – Link on 10G speed
• Flashing Green(~30ms) – Port Activity operating at 10G speed.
• Solid Amber – Port Link operating at lower speed.
• Flashing Amber (~30ms)–Port Activity operating at lower speed.
• Solid Blue –Port Beacon/Locater

SFP+ port LED

• Link LED: Green/Amber
  • Solid Green = Port linked operating at max port speed, i.e. running 10G on SFP+ port
  • Solid Amber = Port linked operating at lower speed, i.e. running 1G on SFP+ port.
  • Flashing Amber with 1 sec on and 1 sec off -Port Beacon
  • Off = No link
• Activity LED: Green
  • Off – There is no current transmit/ receive activity.
  • Flashing Green(~30ms) Port Activity.

Link/ACT LED

• Solid Green = Port link operating at max port speed, i.e. running 100G on QSFP28 port
• Flash Green (~30ms) = Port Activity operating at max port speed, i.e. running 100G on QSFP28 port
• Solid Amber = Port link operating at lower speed, i.e. running 40G on QSFP28 port.
• Flashing Amber (~30ms) =Port Activity operating at lower speed, i.e. running 40G on QSFP28 port.
• Off = No link
• Flashing Amber with 1 sec on and 1 sec off – Port Beacon

Link/ACT LED

• Solid Green = 4x25G Link on QSFP28 port
• Solid Amber = 4x10G Link on QSFP28 port
• Flashing (~30ms) Green = 4x25G Activity on QSFP28 port
• Flashing (~30ms) Amber = 4x10G Activity on QSFP28 port
• Off = No link
• Flashing Amber with 1 sec on and 1 sec off – Port Beacon

Link/ACT LED

• Solid Amber = 2x50G Link on QSFP28 port
• Flashing (~30ms) Amber = 2x50G Activity on QSFP28 port
• Off = No link
• Flashing Amber with 1 sec on and 1 sec off – Port Beacon

Link LED

• Off – No Link
• Solid Green – Port link operating at 1G speed.
• Solid Amber – Port link operating at 10/100M speed.

Activity

• Off – No Activity
• Flashing Green – Port Activity.