Synology DiskStation DS918+ Manual

Synology DiskStation DS918+

Hardware Installation Guide

Table of Contents

Chapter 1: Before You Start

Package Contents 3

Synology DiskStation at a Glance 4

Safety Instructions 5

Chapter 2: Hardware Setup

Tools and Parts for Drive Installation 6

Install Drives 6

Start Up Your DiskStation 8

Add a Memory Module to DiskStation 8

Add a M.2 NVMe SSD to DiskStation 10

Chapter 3: Install DSM on DiskStation

Install DSM with Web Assistant 11

Learn More 11

Appendix A: Specications

Appendix B: LED Indicator Table

Synology_QIG_DS918+_20170614

Chapter

Thank you for purchasing this Synology product! Before setting up your new DiskStation, please check the

package contents to verify that you have received the items below. Also, make sure to read the safety instructions

carefully to avoid harming yourself or damaging your DiskStation.

Package Contents

Main unit x 1 AC power cord x 1

AC power adapter x 1

Screws for 2.5” hard drives x 18 Hard drive tray key x 2 RJ-45 LAN cable x 2

Before You Start

4Chapter 1: Before You Start

Synology DiskStation at a Glance

No. Article Name Location Description

1 Status Indicator

Front Panel

Displays the status of the system. For more information, see "Appendix B:

LED Indicator Table".

2 Disk Indicator Displays the status of the installed drive. For more information, see

"Appendix B: LED Indicator Table".

3 Drive Tray Lock Lock or unlock drive trays.

4 USB 3.0 Port Connect external drives or other USB devices to the DiskStation here.

5 Power Button

1. Press to power on the DiskStation.

2. To power off the DiskStation, press and hold until you hear a beep

sound and the Power LED starts blinking.

6 LAN Port

Back Panel

Connect network cables here.

7 RESET Button

1. Press and hold until you hear a beep sound to restore the default IP

address, DNS server, and passwords for the admin account.

2. Press and hold until you hear a beep sound, then press and hold

again until you hear three beep sounds to return the DiskStation to

“Not installed” status so that DiskStation Manager (DSM) can be

reinstalled.

8 eSATA Port Connect external SATA drives or Synology Expansion Unit1to the

DiskStation here.

9 Power Port Connect the AC power adapter here.

10 Fan Disposes of excess heat and cools the system. If the fan malfunctions,

the DiskStation will emit a beeping sound.

11 Kensington Security Slot Attach a Kensington security lock here.

12 USB 3.0 Port Connect external drives or other USB devices to the DiskStation here.

1For more information about Synology Expansion Unit supported by your DiskStation, please visit www.synology.com.

5Chapter 1: Before You Start

Safety Instructions

Keep away from direct sunlight and away from chemicals. Make sure the environment does not

experience abrupt changes in temperature or humidity.

Place the product right side up at all times.

Do not place near any liquids.

Before cleaning, unplug the power cord. Wipe with damp paper towels. Do not use chemical or

aerosol cleaners.

To prevent the unit from falling over, do not place on carts or any unstable surfaces.

The power cord must plug in to the correct supply voltage. Make sure that the supplied AC voltage is

correct and stable.

To remove all electrical current from the device, ensure that all power cords are disconnected from

the power source.

Risk of explosion if battery is replaced with an incorrect type. Dispose of used batteries appropriately.

Chapter

Tools and Parts for Drive Installation

• A screwdriver (only for 2.5" drives)

• At least one 3.5” or 2.5” SATA drive (please visit www.synology.com for compatible drive models.)

Warning: If you install a drive that contains data, the system will format the drive and erase all existing data. Please

back up any important data before installation.

Install Drives

1 Pull out the drive bay which you are installing the drive into.

2 Load drives in the drive trays.

• For 3.5” drives: Remove the fastening panels from the sides of the drive tray. Place the drive in the drive

tray. Then insert the fastening panels to secure the drive in place.

Hardware Setup

7Chapter 2: Hardware Setup

• For 2.5” drives: Remove the fastening panels from the sides of the drive tray and store them in a safe

place. Place the drive in the blue area (shown below) of the drive tray. Turn the tray upside down and tighten

the screws to secure the drive in place.

3 Insert the drive tray into the empty drive bay and push it back until you hear a click when the tray is locked into

place.

4 Repeat the steps above to assemble the other drives you have prepared.

5 Drives are numbered as shown below:

1234

Note: If you want to create a RAID volume, we recommend that all installed drives are of the same size to make the

best use of drive capacity.

8Chapter 2: Hardware Setup

Start Up Your DiskStation

1 Use the LAN cable to connect the DiskStation to your switch, router, or hub.

2 Connect the AC adapter to the power port of the DiskStation. Connect one end of the AC power cord to the AC

power adapter, and the other to the power outlet.

3 Press the power button.

Congratulations! Your DiskStation is now online and detectable from a network computer.

Add a Memory Module to DiskStation

The optional Synology memory module is designed for DiskStation memory expansion. Follow the steps below to

install, check, or remove a memory module on your DiskStation.

To install a memory module:

1 Shut down your DiskStation. Disconnect all cables connected to your DiskStation to prevent any possible

damages.

2 The memory slots are located inside your DiskStation.

3 Remove the four drive trays and you will see a pre-installed memory module and an empty slot for memory

expansion.

Important:

1. When you remove the drive trays, you expose sensitive internal components. Avoid touching anything other than

the memory assembly when you remove or add a memory module.

2. Do not remove the pre-installed memory module to prevent voiding product warranty.

4 Insert the new memory module into the empty slot:

a Align the notch on the gold contacts of the memory module with the notch on the empty slot. Insert the

memory module into the slot. Make sure the module is properly inserted.

b Push down on the memory module with moderate pressure until you hear a click. If you nd the module

difcult be pushed down, push outwards the lever with your ngers as shown below.

9Chapter 2: Hardware Setup

Important: Hold the memory module by its edge, and do not touch the gold contacts.

Note: Synology will not provide complete product warranty or technical support if a non-Synology memory module is

used for memory upgrade.

5 Insert the four drive trays back into the drive bays.

6 Reconnect the cables you removed in step 1, and then press and hold the power button to turn on your

DiskStation.

To make sure DiskStation recognizes the new memory capacity:

1 Install DiskStation Manager (DSM). Please see the next chapter for more information.

2 Log into DSM as admin or a user belonging to the administrators group.

3 Check Total Physical Memory in Control Panel > Info Center.

If your DiskStation does not recognize the memory or does not start up successfully, please make sure that the

memory module is installed correctly.

To remove the memory module:

1 Shut down your DiskStation. Disconnect all cables connected to your DiskStation to prevent any possible

damages.

2 Remove the four drive trays and you will see the installed module to be removed.

3 Pull the levers on both sides of the memory module outwards. The memory module will be released from the

slot.

4 Hold the memory module by its notches and remove it from the slot.

5 Insert the drive trays back into the drive bays.

6 Reconnect the cables removed in step 1. Now you may turn on your DiskStation.

10 Chapter 2: Hardware Setup

Add a M.2 NVMe SSD to DiskStation

You may install up to two M.2 NVMe 2280 SSDs to your DiskStation for creating SSD cache volume. Follow the

steps below for SSD module installation / removal.

To install a M.2 NVMe SSD module:

1 Shut down your DiskStation. Disconnect all cables connected to your DiskStation to prevent any possible

damages.

2 The SSD slots are located at the bottom of your DiskStation.

3 Remove the two lids protecting the modules to be installed. You will see two empty slots, numbered as below.

Important: Hold the SSD module by its edge, and do not touch the gold contacts.

4 Start from the rst slot. Insert your SSD module into the empty slot:

a Align the notch on the gold contacts of the SSD module with the notch on the empty slot. Insert the module

into the slot. Make sure the module is properly inserted.

b Push outwards the lever with your nger, as shown below. While holding the lever, push down the SSD

module, and then release the lever to secure the SSD module. Put the lids back in their places.

5 Reconnect the cables you removed in step 1, and then press and hold the power button to turn on your

DiskStation.

6 Repeat the steps above to install the other SSD module into the second slot, if needed.

To remove the M.2 NVMe SSD module:

1 Shut down your DiskStation. Disconnect all cables connected to your DiskStation to prevent any possible

damages.

2 Push outwards the lever with your nger. The module will pop up and be released from the slot.

3 Hold the SSD module and remove it from the slot. Put the lids back in their places.

4 Reconnect the cables removed in step 1. Now you may turn on your DiskStation.

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