
Chapter 35 File Manager
NXC CLI Reference Guide
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Figure 23 Firmware Damaged
35.9 Restoring the Recovery Image (NXC5200 Only)
This procedure requires the NXC’s recovery image. Download the firmware package from
www.zyxel.com and unzip it. The recovery image uses a .ri extension, for example,
"1.01(XL.0)C0.ri". Do the following after you have obtained the recovery image file.
You only need to use this section if you need to restore the recovery image.
1 Restart the NXC.
2 When “Press any key to enter debug mode within 3 seconds.” displays, press a key to
enter debug mode.
Figure 24 Enter Debug Mode
3 Enter atuk to initialize the recovery process. If the screen displays “ERROR”, enter
atur to initialize the recovery process.
You only need to use the atuk or atur command if the recovery image is
damaged.
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