4
Chapter 1: Before You Start
Synology at a Glance
No.
Article Name
Location
Description
1
STATUS Indicator
Front
Displays the status of the system. For more information, see
"System Modes and LED Indicators".
2
ALERT Indicator
Displays warnings regarding fan or temperature. For more
information, see "Other LED Indicators".
3
POWER Button
1. Press to power on your Synology NAS.
2.
To power off your Synology NAS, press and hold until you
hear a beep sound and the Power LED starts blinking.
4
LAN Indicator
Displays the status of the network connection. For more
information, see "Other LED Indicators".
5
DRIVE Status Indicator
Displays the status of each drive. For more information, see
6
Drive Tray
Install drives (hard disk drives or solid state drives) here.
7
Drive Tray Lock
Lock or unlock drive trays.
8
USB 3.2 Gen 1
Port
Connect external drives or other USB devices to the Synology
NAS here.
9
Power Port
Rear
Connect power cord here.
10
Fan
Disposes of excess heat and cools the system. If the fan
malfunctions, the Synology NAS will emit a beeping sound.
11
PCI Express
Expansion Slot
Supports the addition of PCIe network interface cards.
12
Kensington Security Slot
Attach a Kensington security lock here.
13
eSATA Port 1
Connect Synology Expansion Unit
1
to the Synology NAS here.
14
LAN Port
Connect RJ-45 network cable here.
15
RESET Button
1. Press and hold until you hear a beep sound to restore
the IP address, DNS server, and password for the
admin
account to default.
2. Press and hold until you hear a beep, then press and hold
again until you hear three beeps to return the Synology
NAS to "Not Installed" status so that DiskStation Manager
(DSM) can be reinstalled.
16
USB 3.2 Gen 1
Port
Connect external drives or other USB devices to the Synology
NAS here.
17
eSATA Port 2
Connect Synology Expansion Unit
1
to the Synology NAS here.
6
7
1
9
16
13
8
17
15
12
11
14
10
3
4
5
2
1
For more information about Synology Expansion Unit supported by your Synology NAS, please visit
www.synology.com
.
Содержание DS1821+
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