Netgear D7000 V2 serial connection possible?

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foz111
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Posts: 707
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PostPosted: Mon Oct 01, 2018 10:47    Post subject: Netgear D7000 V2 serial connection possible? Reply with quote
Hi,
I know this is not DD-WRT related but i have a Version 2 Netgear D7000 router only 4 months old that i purchased 2nd hand from ebay, it worked fine for 6 weeks now i have no Wi-Fi being broadcast,
I've tried updating and downgrading firmware to no avail, obviously Netgear don't want to honer the warranty as its none transferable even though the serial number shows hardware still covered.
I've tried a 30-30-30 reset also but this no longer seems to reset the router? nothing seems to change. holding the reset in for 8 seconds does a factory reset but i was hoping to do a deeper reset on the nvram.
My thoughts were to try a serial connection and reset the nvram from putty and flash it from putty hoping this may bring them back to life or do you guys feel its a waste of time and its a hardware issue like on the r8500?
i can seem read it with the serial but no CFE with Ctrl-C. From memory i get RFX (i will try it again later but thought i would ask on here as i know you guys are the most knowledgeable around.
thanks for any input you may have
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egc
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Joined: 18 Mar 2014
Posts: 12915
Location: Netherlands

PostPosted: Mon Oct 01, 2018 12:21    Post subject: Reply with quote
Try TFTP or NMRP flash.
In the thread of the R6400v2 (see signature) there is a debricking guide in the second post this applies to most Netgear routers

_________________
Routers:Netgear R7000, R6400v1, R6400v2, EA6900 (XvortexCFE), E2000, E1200v1, WRT54GS v1.
Install guide R6400v2, R6700v3,XR300:https://forum.dd-wrt.com/phpBB2/viewtopic.php?t=316399
Install guide R7800/XR500: https://forum.dd-wrt.com/phpBB2/viewtopic.php?t=320614
Forum Guide Lines (important read):https://forum.dd-wrt.com/phpBB2/viewtopic.php?t=324087
foz111
DD-WRT Guru


Joined: 01 Oct 2017
Posts: 707
Location: Earth

PostPosted: Fri Oct 05, 2018 14:38    Post subject: Reply with quote
thanks for your reply,
output from serial below

ROM VER: 2.1.0
CFG 0a
B
.
.


U-Boot 2010.06-LANTIQ-v-2.3.136 (Jun 16 2017 - 09:41:44)

interAptiv
cps cpu/ddr run in 800/666 Mhz
DRAM: 224 MiB
NAND: ONFI flash detected
ONFI param page 0 valid
NAND device: Manufacturer ID: 0x01, Chip ID: 0xf1 (AMD S34ML01G2)
128 MiB
Bad block table found at page 65472, version 0x01
Bad block table found at page 65408, version 0x01
In: serial
Out: serial
Err: serial
Net: multi type
Internal phy firmware version: 0x853c
GRX500 Switch

Type "run flash_nfs" to mount root filesystem over NFS

LED done
Hit any key to stop autoboot: 0
GRX500 #
foz111
DD-WRT Guru


Joined: 01 Oct 2017
Posts: 707
Location: Earth

PostPosted: Sun Oct 07, 2018 9:15    Post subject: Reply with quote
is this:-
"Bad block table found at page 65472, version 0x01
Bad block table found at page 65408, version 0x01 "
causing the router not to broadcast SSID?
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