Areca ARC-1686-2NOD Quick Installation Manual Download Page 1

www.areca.com.tw

M.2 NVMe Hardware 

RAID Adapters

ARC-1686-2NOD/4NOD/6NOD

Quick Installation Guide

Checklist

Inspect ARC-1686 M.2 RAID adapter from the package. If it 
appears damaged, or if any items of the contents listed below 
are missing or damaged, please contact your dealer or 
distributor.

Step 1: Unpack

1 x RAID adapter in an ESD-protective bag
1 x ARC-1686 quick installation guide

Dual Core RAID-on-Chip (ROC) 1.6GHz processor
PCIe Gen 4.0 x8 lane host interface
Device interface PCIe Gen4 NVMe/6Gbps SATA per M.2 slot
Support both 2280 and 22110 form factor M.2 drives


Adapter Architecture


Step 3: Power PC/Server Off and Discoennect Power Cable

Remove the mounting screw and existing bracket from the 
rear panel behind the selected PCIe 4.0 slot. Align the 
gold-fingered edge on the card with the selected PCIe 4.0 
slot. Press down gently but firmly to ensure that the card is 
properly seated in the slot. Then, screw the bracket into the 
computer chassis.

Step 4: Install the RAID Adapters

Step 2: Mount the M.2 NVMe SSD

(1) Remove four screws that secure unit’s front panel

If you use 2280 M.2 NVMe SSD...

(2) Gently insert the SSD into slot and fasten SSD with the 
     board latch
(3) Repeat steps 2 to 3 to install the remaining SSDs 

Step 7: Install ArcHTTP Proxy Server

ArcHTTP has to be installed for GUI RAID console (MRAID
storage manager) to run. It is used to launch the web browser
MRAID storage manager. It also runs as a service or daemon
in the background that allows capturing of events for mail and
SNMP traps notification.

Follow the steps below to install the ArcHttp utility.

1. Download ArcHttp proxy server (or MRAID software) from 

Areca website:

2. Follow the steps on the user manual to complete the 

installation

If you need additional information about installation and 
start-up of this function, see the ArcHTTP Proxy Server 
Installation section in Chapter 5 of the user manual. For SNMP 
agent function, please refer to Appendix C of the user manual.

https://www.areca.com.tw/support/downloads.html

Step 5 : Power up the System

Step 6: Install the Adapter Driver

Please refer to Chapter 4 “Diver Installation” of the user 
manual for the detailed installation procedure.

If you use 22110 M.2 NVMe SSD...

(

2) Turn the latch 90° clockwise or counterclockwise to 

        remove it and also remove six screws on the board 

(

3) Gently insert the SSD into slot, meawhile put the screw

        into the groove and fasten the screw to secure SSD
(

4) Repeat steps 

2 to 

3 to install the remaining SSDs

(5) Refasten four screws to secure unit’s front panel

PC

Mac Pro

ARC-1686-xNOD

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