TP-LINK Archer C7 v1.x

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TP-LINK Archer C7 v1.x
Availability: common

FCC approval date: 15 July 2013
UPC: 845973070601 (UPC DB, On eBay)
Country of manuf.: China
Series: AC1750

Amazon image

ASINs
B00BUSDVBQ (Flag of the United Kingdom (1-2).svg, On Amazon, On CCC)
B00BUSDVBQ (Flag of the United States.svg, On Amazon, On CCC)
multiple revisions of this device, use caution

Type: wireless router

FCC ID: TE7C7
IC ID: 8853A-C7
PCB ID: 2050500351

Power: 12 VDC, 2.5 A
Connector type: barrel

CPU1: Qualcomm Atheros QCA9558 (720 MHz)
FLA1: 8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br /> (Winbond W25Q64FVSIG)
RAM1: 128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br /> (SK hynix H5PS5162GFR-Y5C × 2)

Expansion IFs: Mini PCIe, USB 2.0
Mini PCIe slots: 1
USB ports: 2
Serial: yes, 4-pin header

WI1 chip1: Qualcomm Atheros QCA9558
WI1 802dot11 protocols: bgn
WI1 MIMO config: 3x3:3
WI1 antenna connector: none
WI2 module: unknown
WI2 module IF: Mini PCIe (oversized)
WI2 chip1: Qualcomm Atheros QCA9880
WI2 802dot11 protocols: an+ac
WI2 MIMO config: 3x3:3
WI2 antenna connector: U.FL, RP-SMA

ETH chip1: Qualcomm Atheros QCA9558
Switch: Atheros AR8327N
LAN speed: 1GbE
LAN ports: 4
WAN speed: 1GbE
WAN ports: 1

abgn+ac

Additional chips
2.4 GHz Power Amplifier IC;Skyworks;SE2574BL-R;574B, 337C;3;
5GHz Power Amplifier IC;Skyworks;SE5003L1;5003L1, 3238L, 1323 MY;3;
DC/DC Converter;BCD Semi;AP3502E;;1;
DC/DC Converter;Anspec;APW7120;;1;

Stock bootloader: U-Boot 1.1.4

Stock FW OS: Linux 2.6.31 LSDK

Default SSID: TP-LINK_2.4GHz_XXXXXX (20 addl. devices)
, TP-LINK_5GHz_XXXXXX (19 addl. devices)
Default IP address: 192.168.0.1
the IP 192.168.0.1 is used by 785 additional devices
of which 97 are TP-LINK devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1324 additional devices
of which 277 are TP-LINK devices

802dot11 OUI: 64:66:B3 (2 E, 2 W)
Ethernet OUI: 64:66:B3 (2 E, 2 W)

 CPU1 brandWI1 chip1 brandWI2 chip1 brand
TP-LINK Archer C7 v1.xQualcomm AtherosQualcomm AtherosQualcomm Atheros
TP-LINK Archer C7 v2.xQualcomm AtherosQualcomm AtherosQualcomm Atheros
TP-LINK Archer C7 v3.xQualcomm AtherosQualcomm AtherosQualcomm Atheros
TP-LINK Archer C7 v4.xQualcomm AtherosQualcomm AtherosQualcomm Atheros
TP-LINK Archer C7 v5.xQualcomm AtherosQualcomm AtherosQualcomm Atheros

For a list of all currently documented Qualcomm Atheros (QCA) chipsets with specifications, see Qualcomm Atheros.

AC1750 Wireless Dual Band Gigabit Router

Product page  • Downloads
User Guide  • Interface simulator
  • "2050500332" is silkscreened on the main board in the FCC photos.
"2050500351" is silkscreened on the main board in the user photos.
  • "2052500400" is silkscreened on the back of the wireless module.

This device is basically a TP-LINK TL-WDR7500 v2.x (Archer C7R)

with 3 external and 3 internal antennas.

Default settings are per TP-LINK's manual.

Wikis

Per sujith on ath9k-devel, the card in the Archer C7 is a CUS223 v1.0

Reviews

"2050500351" is silkscreened on the board.
The Flash chip is noted as an 8MB Winbond W25Q64FV.
The 5GHz PAMs are noted as Skyworks (SiGe) SE5005L
"2050500351" is silkscreened on the board.
The wireless module appears to be using QCA9880-AR1A
Their CeBIT article on the device
"2050500332" is silkscreened on the board.
v1.0 board (internal pictures), GTT capacitors, using:
QCA QCA9558-AT4A + QCA9880-AR1A + AR8327N-BL1A
OUI: 64:66:B3
"2050500332" is silkscreened on the board.
OUI: F8:1A:67
"2050500351" is silkscreened on the board.

Specifications

 • per TP-LINK's specs
  • EIRP: < 20dBm
  • Receiver sensitivity
  • 5GHz
11a 6Mbps: -96dBm
11a 54Mbps: -79dBm
11ac HT20: -71dBm
11ac HT40: -66dBm
11ac HT80: -63dBm
  • 2.4GHz
11g 54M: -77dBm
11n HT20: -74dBm
11n HT40: -72dBm

Probable used PSU(s)

The power supply in the FCC external photos

is a TenPao S040EU1200250.
TenPao S040EU1200250 (more)
Input: 100-240 VAC ~ 50/60 Hz, 1.2 A
 Input connector: NEMA 1-15P
Output: 12 VDC, 2.5 A
 Output connector: barrel (center +)
 OD: ??  ID: ??  LEN: ??

Images

  • external
  • Archer C7(UN V1-01.jpg
  • Archer C7(UN V1-02.jpg
  • Archer C7(UN V1-03.jpg
  • TP-LINK Archer C7 v1p1 unit front panel.jpg
  • TP-LINK Archer C7 v1p1 unit back noANT.jpg
  • TP-LINK Archer C7 v1p1 unit bottom.jpg
  • internal

  • board top, in case

  • board top, card removed

  • Flash

  • 11ac wireless module

  • 11ac wireless module, removed

  • 11ac wireless module, back

  • QCA9558-AT4A

  • QCA9558+RF

  • QCA9880-AR1A

  • QCA9880-AR1A again

  • unpopulated headers

  • board bottom

  • board PN

  • board label


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