User's Manual

Replace System Fan
If a system fan malfunctions, please follow the steps below to open the case of your RS1221+ and replace the
malfunctioning fan.
To replace the system fan:
1
Follow step 1 and 2 of the "
To install the memory module
" section to shut down your Synology NAS,
disconnect the cables and remove the top cover.
2
Fans are numbered as shown below.
3
Loosen the screws that secure the fan to the back cover as shown below.
4
Remove the malfunctioning fan:
a
Find the cable of the fan and carefully unplug it.
3
Chapter
System Maintenance
20