WLAN Hardware Installation and Maintenance Guide

AirEngine 5776-57

AirEngine 5776-57

Overview

Table 2-216 Basic information about the AirEngine 5776-57
Item Details
Description AirEngine5776-57 (11be indoor,2+2 dual bands,smart antenna,USB,BLE)
Part Number 50088046
Model AirEngine 5776-57
First supported version V600R024C10

Appearance

Figure 2-130 Appearance of the AirEngine 5776-57

Ports

Figure 2-131 Ports on the AirEngine 5776-57

1

GE

2

5GE/PoE_IN

3

DC 12V

4

Security slot

5

USB

-

-

Table 2-217 Ports on the AirEngine 5776-57
Port Connector Type Description Available Components
5GE/PoE_IN RJ45 Ethernet electrical port that supports 100M/1000M/2.5G/5G auto-sensing, connects to the wired Ethernet, and supports PoE input

Network cable

GE RJ45 Ethernet electrical port that supports 10M/100M/1000M auto-sensing and connects to the wired Ethernet.

Network cable

DC 12V DC connector Connects to a 12 V power adapter.

12 V power adapter

USB USB 3.0 Type A

Connects to an IoT terminal to implement IoT applications.

(USB 2.0 is supported in V600R024C10 and later versions. USB 3.0 is unavailable and will be supported through software upgrade in the future.)

IoT module

Indicators and Buttons

Figure 2-132 Indicators and buttons on the AirEngine 5776-57

1

Indicator

2

Default

Table 2-218 Indicators on the AirEngine 5776-57
Silkscreen Name Color Status Description
- System indicator - Off The system is not running.
Green Steady on
  • The system is just powered on.
  • The system is starting after a reset.
  • The upper-layer system is starting.
Green Slow blinking (0.5 Hz) The AP is running properly, the Ethernet connection is normal, and STAs are associated with the AP.
Green Slow blinking (0.2 Hz) The AP is running properly, the Ethernet connection is normal, and no STA is associated with the AP.
Green Blinking once every 0.25s (4 Hz)
  • The bottom-layer system is being started.
  • The software is being upgraded.
  • After the software is loaded and started, the AP requests to go online in Fit or cloud management mode. The indicator remains in this state till the AP successfully goes online.
Yellow (blinking red and green at the same time, causing color deviation) Blinking once every 0.25s (4 Hz) Hold down the Default button for more than 6 seconds to restore the factory settings.
Red Steady on The system is faulty.
Table 2-219 Buttons on the AirEngine 5776-57
Silkscreen Name Description
Default Reset button If you press the button, the device resets. If you hold down the button for more than 6 seconds, the indicator blinks yellow (blinking red and green fast at the same time, causing color deviation), and the device restores the factory settings, switches to the Fit mode, and restarts.

Technical Specifications

Table 2-220 Technical specifications of the AirEngine 5776-57
Item Specification
Installation Type
  • Wall
  • Ceiling (Solid Wall/Gypsum Board/Spring Tee/Flat-Edge T-Rail/Channel Rail/Beam/Threaded Rod)
  • Junction Box (86 mm/1-Gang 120 mm/Octagonal/2-Gang 120 mm)
Dimensions without packaging (H x W x D) [mm(in.)] Diameter x depth: 220 mm x 45 mm (8.66 in. x 1.77 in.)
Dimensions with packaging (H x W x D) [mm(in.)] 72 mm x 260 mm x 255 mm (2.83 in. x 10.24 in. x 10.04 in.)
Weight without packaging [kg(lb)] 0.745 kg (1.64 lb)
Weight with packaging [kg(lb)] 1.230 kg (2.71 lb)
Storage NAND Flash 512 MB
Console port Bluetooth console
Maximum power consumption [W] 16.0 (excluding USB)
Maximum heat dissipation [BTU/hour] 54.59 BTU/hour
Power supply mode
  • PoE
  • DC power adapter
Rated input voltage [V]

DC: 12 V

PoE: 802.3at/af

Input voltage range [V]

DC: 12 V ± 10%

PoE: 802.3at/af

Service port surge protection

PoE port:

Differential mode (48 V-RTN): 0.5 kV (1.2/50 us, 42 ohms), criterion B

Common mode (8 wires to ground): 4 kV (1.2/50 us, 42 ohms), criterion B

PoE OUT Not supported
Types of fans None
Maximum number of physical ports on the entire device

5GE (RJ45) x 1, 100M/1000M/2500M/5000M auto-sensing

GE (RJ45) x 1, 10M/100M/1000M auto-sensing

Long-term operating temperature [°C(°F)] –10°C to +50°C (14°F to 122°F) (From 1800 m to 5000 m [5905.51 ft. to 16404.20 ft.], the maximum ambient temperature decreases by 1°C [1.8°F] for every 300 m [984.25 ft.] increase in altitude.)
Storage temperature [°C(°F)] –40°C to +70°C (–40°F to +158°F)
Long-term operating relative humidity [RH] 5% RH to 95% RH, non-condensing
Long-term operating altitude [m(ft.)] –60 m to +5000 m (–196.85 ft to +16404.20 ft)
Atmospheric pressure [kPa] 53kPa - 106kPa ETSI 300 019-2-3
Ground Floating ground
USB

The USB port can supply 2.5 W or 5 W power.

USB 2.0 is supported in V600R024C10 and later versions. USB 3.0 is unavailable and will be supported through software upgrade in the future.

IoT slot Not supported
BLE BLE5.2
Radio number 2
Operating frequency band
  • 2.4GHz
  • 5GHz
  • 6GHz
MIMO spatial streams

Dual-band mode 1:

Radio 0 (2.4 GHz): 2x2

Radio 1 (5 GHz): 2x2

Dual-band mode 2:

Radio 0 (2.4 GHz): 2x2

Radio 1 (6 GHz): 2x2

Dual-band mode 3:

Radio 0 (5 GHz): 2x2

Radio 1 (6 GHz): 2x2

Wi-Fi standard

2.4 GHz: 802.11b/g/n/ax/be

5 GHz: 802.11a/n/ac/ac Wave 2/ax/be

6 GHz: 802.11a/ax/be

Radio interface Built-in smart antennas
Antenna gain

2.4 GHz:

4 dBi/chain (peak gain)

2 dBi (combined gain)

5 GHz:

5 dBi/chain (peak gain)

3 dBi (combined gain)

6 GHz:

5 dBi/chain (peak gain)

3 dBi (combined gain)

BT: 4 dBi

Maximum transmit power

Dual-radio mode 1:

2.4 GHz (2x2): 20 dBm/chain; 23 dBm (combined power)

5 GHz (2x2): 20 dBm/chain; 23 dBm (combined power)

Dual-radio mode 2:

2.4 GHz (2x2): 20 dBm/chain; 23 dBm (combined power)

6 GHz (2x2): 20 dBm/chain; 26 dBm (combined power)

Dual-radio mode 3:

5 GHz (2x2): 20 dBm/chain; 23 dBm (combined power)

6 GHz (2x2): 20 dBm/chain; 26 dBm (combined power)

BLE: < 10 dBm

Singal radio transmit power [dBm]

Dual-radio mode 1:

2.4 GHz: –10 dBm to +20 dBm/chain

5 GHz: –10 dBm to +20 dBm/chain

Dual-radio mode 2:

2.4 GHz: –10 dBm to +20 dBm/chain

6 GHz: –10 dBm to +20 dBm/chain

Dual-radio mode 3:

5 GHz: –10 dBm to +20 dBm/chain

6 GHz: –10 dBm to +20 dBm/chain

MTBF [year] 110.878 year
MTTR [hour] 2 hour
Frequency stability [ppm] +/-20
802.3bt power supply description When the power supply mode is negotiated to 802.3at and the 5 W USB port is used, the maximum transmit power of radios decreases by 3 dB and other functions are not restricted.
802.3at power supply description When the power supply mode is negotiated to 802.3at and the 5 W USB port is used, the maximum transmit power of radios decreases by 3 dB and other functions are not restricted.
802.3af power supply description When the power supply mode is negotiated to 802.3af, the USB function is unavailable and other functions are not restricted.
DC power supply description No function is limited.
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Update Date:2025-08-01
Document ID:EDOC1100278610
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