User manual

Beep Alarm (beep alarm can be disabled in “System Tools” > “Hardware

Settings”)

Beep sound No. of Times

Description

Short beep (0.5 sec) 1 1) The NAS is starting up

2) The NAS is being shut down

(software shutdown)

3) The user presses the reset button to

reset the NAS

4) The system firmware has been

updated

Short beep (0.5 sec) 3 The NAS data fails to be copied to the

external storage device from the front

USB port

Short beep (0.5 sec),

long beep (1.5 sec)

3, every 5 min

The system fan is out of function*

2 1) The disk volume is going to be full

2) The disk volume has reached its full

capacity

3) The hard drives on the NAS are in

degraded mode

4) The user starts the HDD rebuilding

process

Long beep (1.5 sec)

1 1) The NAS is turned off by force

shutdown (hardware shutdown)

2) The NAS has been turned on

successfully and is ready

* This function is applicable to some models only. Please refer to the comparison

table for more details:

http://www.qnap.com/images/products/compa

rison/Comparison_NAS.html