Ubiquiti Networks UCK-G2-PLUS User Manual
Model: UCK-G2-PLUS
Introduction
Thank you for purchasing the Ubiquiti Networks® UniFi® Cloud
Key Gen2 Plus. This Quick Start Guide is designed to guide you
through installation and also includes warrantyterms.
Package Contents
UniFi Cloud Key Gen2 Plus
System Requirement
Web Browser: Google Chrome (Other browsers may have
limited functionality.)
TERMS OF USE: All Ethernet cabling runs must use CAT5 (or above). It is the professional
installer’s responsibility to follow local country regulations, including operation within legal
frequency channels, output power, indoor cabling requirements, and Dynamic Frequency
Selection (DFS) requirements.
Network Topology
UniFi Security Gateway
(DHCP Server)
UniFi Cloud Key Gen2 Plus
A DHCP-enabled network (for the Cloud Key Gen 2 Plus to
obtain an IP address)
UniFi PoE Switch
LAN
WAN
Internet
Sample Network Diagram
Hardware Overview
Front Panel LED
Color State Status
White Solid Device is ready to be configured
Blue Solid Device is configured and ready
Off/White/
Blue
Flashing Device is booting up
Heartbeat Firmware update in process
Flashing Main power has been lost and
Slow
Flashing
Flashing Device is in recovery mode.
Device is initializing/deinitializing
device is counting down.
If power is restored within 10
seconds, the device will return to
its previous state. If power is not
restored within 10 seconds, the
device will safely shutdown.
Client connected to device via
Bluetooth (BLE)
The LED will cycle through a
pattern at one-second intervals,
between off, white, and blue.
LED
Front Panel
HDD
Bay
LCD
Screen
HDD Bay Location of the 2.5" SATA hard disk drive
LCD Screen Displays device status information and will vary
based on the application currently in use
LCD Display for UniFi SDN
Icon Description
UniFi SDN Controller name and connection speed
Number of client devices on the network
Number of managed UniFi SDN devices
Status of Cloud Access
LCD Display for UniFi Protect
Last Moon
Icon Description
UniFi Protect Controller name and connection speed
Status of Cloud Access
Number of active cameras registered in UniFi Protect
Time of last motion detected by UniFi Protect
Back Panel
microSD
Power
Button
USB Type C
Power Port
Reset
Button
Slot
Ethernet
Port
Reset The Reset button serves two functions:
• Restart Press and release the Reset button quickly.
• Restore to Factory Default Settings Press and hold the
Reset button for more than five seconds, until the status LED
begins flashing white.
Power Button
USB Type C Power Port Used for power if PoE is not available.
Quick Charge 2.0 or Quick Charge 3.0 compliance is required.
microSD Slot Used for external backup (microSD card not
included).
Ethernet Port Connects to a gigabit switch port on your LAN.
Power can be provided by an 802.3af PoE switch, such as the
UniFi PoE Switch.
Press to turn the Cloud Key Gen 2 Plus on or off.
USB Type C Port Reserved for future use.
USB Type C
Port
Side Panels
Security
Slot
Rack-Mount
Notch
Security Slot Allows the Cloud Key Gen 2 Plus to be used with
a Kensington security lock (not included). When used, it also
prevents removal of the HDD while the device is in use.
Rack-Mount Notch
Locks the Cloud Key Gen2 Plus in place.
Rack-Mount
Notch
Bottom Panel
13-Pin Connector
13-Pin Connector Connects the Cloud Key Gen2 Plus to the
optional Rackmount Accessory (not included).
Note: Only remove the pre-installed sticker that covers
the 13-Pin Connector when using the Cloud Key Gen2
Plus with the optional Rackmount Accessory.
HDD Latch
HDD Latch Releases the HDD tray from the drive bay.
WARNING: Do not operate the HDD Latch while the
Cloud Key Gen2 Plus is powered on.
Hardware Installation
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SFP1
SFP2
1. Connect an Ethernet cable (not included) to the
Ethernet Port.
2. Connect the other end of the Ethernet cable to a port on a
network switch, such as a UniFi PoE Switch.
Powering the Cloud Key Gen2 Plus
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2 4 6 8 10 12 14 16 18 20 22 24
SFP1
SFP2
Use an 802.3af-compliant switch, such as a UniFi PoE Switch, a
USB power source, or 48V PoE adapter (not included).
UniFi Switch
The Cloud Key Gen 2 Plus can be powered by a UniFi PoE
Switch or other 802.3af-compliant switch.
UniFi Switch Power Connection Diagram
USB Power Source
Connect a USB cable (not included) from the Cloud Key Gen 2
Plus directly to a USB power source: Quick Charge 2.0 or
Quick Charge 3.0 compliance is required.
USB Power Connection Diagram
Optional Rackmount Accessory
There is an optional UniFi Rackmount Accessory (sold
separately) that can mount the Cloud Key Gen2 Plus in a
standard 19" rack.
Lock Tab
Docking
Bay
To install the Rackmount Accessory, follow these instructions:
1. Attach the UniFi Rackmount Accessory to the rack using
four Mounting Screws. (If the rack has square slots, then use
Cage Nuts with the Mounting Screws.)
2. Connect an Ethernet cable (not included) to the Ethernet
Port on the front of the Rackmount Accessory.
3. Connect the other end of the Ethernet cable to a port on a
compatible PoE switch, such as a UniFiPoE Switch.
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