Buffalo WZR-1750DHP

abgn+ac (AC1750)
AirStation Extreme AC1750 Gigabit DualBand Wireless Router
Homepage	Product page (JP)
Wikipedia	Buffalo Inc.
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Partial Support
Tomato any flavor	Supported
Gargoyle	Status Unknown
Platform
Brand • Model • Rev	Buffalo AirStation WZR-1750 DHP
FCC ID	FDI000000009
IC ID	6102A-045
Board ID	141911720001J
Type	wireless router
CPU1	Broadcom BCM4708A0
CPU1 Type	ARM Cortex-A9
CPU1 Speed	800 MHz ( 2 cores )
Flash1 Chip	Zentel A5U1GA31ATS-BC
Flash1 Size	128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Size	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />
RAM1 Chip	PieceMakers PMF512816ABR-KADN
ETH chip1	Broadcom BCM4708A0
Switch	Broadcom BCM4708A0
Ethernet Port Count	1-1GbE-WAN 4-1GbE-LAN
Wired Standard	IEEE 802.3i/3u/3ab
802dot11 OUI: none specified
Stock bootloader	CFE
Expansion IF types	USB 3.0, USB 2.0
USB ports	2
USB Hub Compatible	Untested
Power	12 VDC, 4 A
Connector type	barrel
Serial Port (UART)	yes, 3.3, (115200 8N1)
JTAG Port	yes
Other
Default SSID: Buffalo-G-XXXX (9 addl. devices) , Buffalo-A-XXXX (6 addl. devices) Default IP address: 192.168.11.1 the IP 192.168.11.1 is used by 32 additional devices of which 26 are Buffalo devices Default login user: admin Default login password: password admin:password credentials used by 425 additional devices of which 14 are Buffalo devices
Manuf/OEM/ODM	Arcadyan WG9117G AC33
3rd Party Firmware Support	FreshTomato • (List | DLs)
Retail
Availability	End of Life
FCC approval date	17 May 2013
UPC	747464126791 (UPC DB, On eBay)
ASIN	B00D69747O
Country of manuf	China
Radio 1
Chip1	Broadcom BCM4331
Wireless interface OUI	none specified
Antenna Connector Type	U.FL
MIMO status	3x3:3
Wireless Standard	IEEE 802.11b/g/n
802.11n	up to 450 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
Radio cor_rev	29
Radio 2
Chip1	Broadcom BCM4360
Wireless interface OUI	none specified
Antenna Connector Type	U.FL
MIMO status	3x3:3
Wireless Standard	IEEE 802.11a/n/ac
802.11ac	up to 1300 Mbps
802.11n	up to 450 Mbps
802.11a	up to 54 Mbps
WiFi Operating Frequency	5 GHz
Radio cor_rev	40

For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.

For a list of all currently documented Buffalo device with specifications, see Buffalo.

• 1300 Mbps - 3SS 5GHz 802.11ac (80MHz chan.),

• 450 Mbps - 3SS 2.4GHz 802.11n (40MHz chan.) = AC1750 class

Overview

"P/N: 141911720001J R0B1" appears to be silkscreened on the main board.
"141911620001J" and "PATENT PENDING" is silkscreened on the antennas.

Additional info, per the FCC internal photos...

• The 5 GHz radio is using three Skyworks SE5003L1 5 GHz PAM.
• The 2.4 GHz radio is using three Skyworks (SiGe) SE2605L PAM.
• The capacitors appear to be from TAICON.

Default settings and SSID patterns (which appear to be Buffalo-A-XXXX

and Buffalo-G-XXXX) are from the FCC manual.

Reviews

• On SmallNetBuilder
• On FoxNetwork

Flashing

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki
On the OpenWrt Forum
OpenWrt Target: bcm53xx
OpenWrt Subtarget: generic
OpenWrt Package architecture: arm_cortex-a9
Support started version: 15.05
Current supported version: 23.05.5
Unsupported Functions:
WiFi 2.4GHz partly, WiFi 5GHz

Please insert instructions here

Flashing Tomato

Supported by FreshTomato K26ARM (SDK6.37), please read first

Pictures

Retail Images

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Notes

PSU

The power adapter shown in the FCC documents is an Asian Power Devices

APD DA-48Q12 (100~240VAC 50~60Hz 1.2A max. -> 12VDC 4A)

See also

• Buffalo WZR-600DHP2 • Arcadyan WG9116H22 (BCM47081A0)
• Buffalo WZR-900DHP • Arcadyan WG9116H33 (BCM47081A0)
• Buffalo WZR-1166DHP • Arcadyan WG9117EAC22 (BCM4708A0)
• Buffalo WZR-1750DHP • Arcadyan WG9117GAC33 (BCM4708A0)
• Buffalo WZR-D1800H • Arcadyan WA9116BAC33 (BCM4706)