User`s manual
Front Panel 
The Thecus N4200’s front panel has the device’s controls, indicators, and hard disk 
trays: 
Front Panel 
Item Description 
Power Button  •  Power on/off N4200 
OLED  •  Displays current system status and messages 
•  OLED screen saver will be enabled after screen is left idle for more 
than 3 mins 
•  OLED screen will be diabled after it is left idle for more than 6 mins
HDD 1 LED
• Yellow: HDD activity 
• Red: HDD failure 
HDD 2 LED
• Yellow: HDD activity 
• Red: HDD failure 
HDD 3 LED
• Yellow: HDD activity 
• Red: HDD failure 
HDD 4 LED
• Yellow: HDD activity 
• Red: HDD failure 
WAN LED  • Blinking green: network activity 
LAN LED  • Blinking green: network activity 
OLED 
USB Copy  ●  Blue: USB Copy activity 
●  Red: USB Copy failure 
HDD Tray  •  Four HDD trays support 4x 3.5" or 4 x 2.5” HDDs 
USB Copy Button  •  Copy USB storage contents to N4200 
USB Port 
•  USB 2.0 port for compatible USB devices, such as digital cameras, 
USB disks, USB printers, and USB wireless dongles* 
*Note: For supported USB wireless dongles, please contact 
support@thecus.com
 12










