Troubleshooting guide

3. Troubleshooting Functional Failures During Operation
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3.2 Memory card problems
3.2.1 The "show system" or "show mc" command displays "MC : --------"
If the show system or show mc command displays MC : --------, check the problem and take
action according to the following table.
Table 3-1: Action to take when "MC : --------" is displayed
3.2.2 "MC not found." is displayed when the memory card is accessed
If MC not found. is displayed when a command that accesses the memory card is executed, check
the problem and take action according to the following table.
Table 3-2: Action to take when "MC not found." is displayed
No. Items to check and commands Action
1 Check the ACC LED. If the ACC LED is green, another process might be accessing the memory
card. After the ACC LED turns off, execute the command again.
If the ACC LED is not green, go to No. 2.
2 Remove the memory card and insert
it again.
After removing and inserting the memory card, execute the command
again.
Before inserting the memory card, check the memory card and memory
card slot of the Switch for dust. If there is dust, wipe it off with a dry cloth
and insert the memory card.
If you remove and insert the memory card several times but the problem
is not resolved, go to No. 3.
3 Replace the memory card. After replacing the memory card, execute the command again.
If replacing the memory card does not resolve the problem, the memory
card slot might have failed.
• For AX6700S, AX6600S, or AX6300S series switches:
Replace the BCU, CSU, or MSU.
• For AX3800S, AX3600S, or AX2400S series switches:
Replace the Switch.
No. Items to check and commands Action
1 Check the ACC LED. If the ACC LED is green, another process might be accessing the memory
card. After the ACC LED turns off, execute the command again.
If the ACC LED is not green, go to No. 2.
2 Remove the memory card and insert
it again.
After removing and inserting the memory card, execute the command
again.
Before inserting the memory card, check the memory card and memory
card slot of the Switch for dust. If there is dust, wipe it off with a dry cloth
and insert the memory card.
If you remove and insert the memory card several times but the problem
is not resolved, go to No. 3.
3 Replace the memory card. After replacing the memory card, execute the command again.
If replacing the memory card does not resolve the problem, the memory
card slot might have failed.
• For AX6700S, AX6600S, or AX6300S series switches:
Replace the BCU, CSU, or MSU.
• For AX3800S, AX3600S, or AX2400S series switches:
Replace the Switch.