[Q] Is it possible to bring DLOAD mode back if my Lumia 800 has QCMDM bootloader? - Nokia Lumia 800

My original Vodafone Spain branded Nokia Lumia 800 had no problems at all since today. I have never tried to unlock it and has always installed the official updates through Zune.
Today I've received the notification for the 7.8 update! Yay! I started the installation through Zune (as always). Everything was ok: steps 1 trough 5 (downloading, transferring, etc.). And then, step 6: rebooting the phone. It rebooted, but the usual "do not unplug" icon didn't show. Instead, the screen was blank and Zune was waiting endlessly for the phone to reboot. A notification came through windows saying that the removable drive must be formatted, which I DIDN'T do. The device manager was showing a "Qualcomm MMC Storage USB device" along with another one with a yellow asterisk.
Searching the internet I found that my phone has a special Bootloader, which was not supposed to be available to the final users.
I know many people here would love to have the Qualcomm Bootloader, but what I would like right now is to have the standard DLOAD Bootloader!
So here is my question: is it possible to restore the phone to the standard DLOAD mode so I could install the 7.8 update through Zune?
I've tried installing the Qualcomm drivers, which installed flawlessly. Now I have no yellow asterisks, but a new COM port ("Qualcomm HS-USB Diagnostics 9006 (COM5)"), but Zune is still waiting for my phone to reboot....
UPDATE: I have tried with "Seven-Eighter" by Windows Phone Hacker wit the same result. Obviously is an issue related to the bootloader of my phone.
NOTE TO THE ADMINS: Should I better post this in the "Lumia 800 Windows Phone Development " section?

I've finally found the solution!
Just hold the camera button when Zune restarts the phone. Then the usual "do not unplug" screen appears and the process continues flawlessly.

Hi,
For lumia 800 - only way to change boot-loaders is through Test Points and ATF Flasher.
BR

Related

interrupt / monitor zune updates

found the zune update to 7740 restarted the phone in a usb connection mode which asked for a new driver, device named "zune". then stays connected in the mode during the update, afterwards reboots. maybe a possible entry to set up a bootloader...
Mine was named "SEARAY" when it entered the bootloader, we might have different hardware versions.
Searay is the code name of the lumia
Sent from my Nokia Lumia using XDA Windows Phone 7 App

[Q] Nokia l800 wp 7.8 update

hi there,
i have a Nokia l800 with DLOAD bootloader, so no dev unlocked phone . yesterday i've read an article about updating my phone.
so i was going to update my phone also. no update in zune but i saw that i could update it with Navifirm and NCS.
i followed every step, downloaded the rom. made a map C://...nokia/products/rm-801, but when i connect my phone to NCS when its off
it supposed to be recognized by NCS. but i get a message with: data packes could not be connectent or something like that.
is the problem that i have DLOAD or just that im doing it wrong.
Marijn
That's definitely not a DLOAD problem -- I've got a phone with the locked DLOAD bootloader, and I've installed loads of different ROMs via Nokia Care Suite.
I must admit though, I don't know what *is* causing your problem.
MarijnV look bottom right corner of your NCS-update window if its in offline mode....if so change it to online.

[Q] Lumia 710 - Sim Unlock

Hi,
I've been trying to unlock my Lumia 710 from wind and I'm having a few problems.
What I've done.
- I have QUALCOMM bootloader, since I get the format disk popup in windows.
- Flashed WP Rainbow Mod 7.8 Custom Rom: http://forum.xda-developers.com/showthread.php?t=1654415 using Nokia Lumia 710 Downloader (http://forum.xda-developers.com/showthread.php?t=1665821)
- Installed Zune (I guess drivers as well), Nokia Care Suite (WinUSB Drivers for x64), QUALCOMM Drivers (http://forum.xda-developers.com/showthread.php?t=1669498)
- Downloaded NssPro v0.52
- Followed this tutorial to set-up NssPro for WP7: http://forum.xda-developers.com/showthread.php?t=1721355
What's wrong
- When running NssPro, using the detect button the program says phone not found (yes, its in OSBL mode.), and if I click out I get a pop up saying Nokia Care Suite stopped responding and the program crashes.
Images:
- Phone not Found: http://i.imgur.com/bmcAI.png
- Crashed: http://i.imgur.com/j4Efn.png
I'm running Windows 8 x64.
If anyone could point out what I'm doing wrong would be great.
Thanks,
Karn.
I have your same problem and posted here a question but no one answer me
i hope some one can help us
mine was a orange brand lumia
now i have a raimbow mod
finally i figure out
the problem is on QUALCOMM Drivers
you don't have to install notting just put inside nss pro the correct driver
i don't know if i can post files or other
if cannot send me a pm and i send you a link
i successfull sim unlocked my 710 but now even if
i have network coverage when i try to call it disconnect the call
Hey,
Could you explain this to me in detail.
Thanks.
Ariakan said:
finally i figure out
the problem is on QUALCOMM Drivers
you don't have to install notting just put inside nss pro the correct driver
i don't know if i can post files or other
if cannot send me a pm and i send you a link
i successfull sim unlocked my 710 but now even if
i have network coverage when i try to call it disconnect the call
Click to expand...
Click to collapse
run it in administrator mode and compatibility windows 7.

(Solved)Rogers Lumia 710 update to wp7.8 and unlock sim

Hi everyone:
I am using Rogers Lumia 710. Since haven't seen the wp7.8 update pushed to my phone, I decided to update it by myself. What I did is following:
1. Downloaded the latest firmware with NaviFirm 1.5, and chose the APAC1 Black one under RM-803 (mine is RM-809)
2, Installed the Nokia Care Suite, changed the ROM's name to my phone's product code, successfully flashed it. All my apps were gone though. Using my live ID to logon, I could get all my contacts, calendars back.
3, Using the NssPro 5.0. I flashed the OSBL file to Qualcomm.
So far everything was fine. The problem started below.
4, In NssPro, chose Simlocks -> WP7 -> Unlock
The NssPro switched the phone to OSBL mode, I could see the screen turned to dark after a short vibration, then NssPro said could not find the phone. The snapshot is attachd.
I tried many times and NssPro just couldn't find the phone.
Is there any one knows what is the cause and how to solve it?
Thank you guys.
jgprint said:
Hi everyone:
I am using Rogers Lumia 710. Since haven't seen the wp7.8 update pushed to my phone, I decided to update it by myself. What I did is following:
1. Downloaded the latest firmware with NaviFirm 1.5, and chose the APAC1 Black one under RM-803 (mine is RM-809)
2, Installed the Nokia Care Suite, changed the ROM's name to my phone's product code, successfully flashed it. All my apps were gone though. Using my live ID to logon, I could get all my contacts, calendars back.
3, Using the NssPro 5.0. I flashed the OSBL file to Qualcomm.
So far everything was fine. The problem started below.
4, In NssPro, chose Simlocks -> WP7 -> Unlock
The NssPro switched the phone to OSBL mode, I could see the screen turned to dark after a short vibration, then NssPro said could not find the phone. The snapshot is attachd.
I tried many times and NssPro just couldn't find the phone.
Is there any one knows what is the cause and how to solve it?
Thank you guys.
Click to expand...
Click to collapse
UPDATE: Problem Solved!
I was using Win7 64 bit.
Tried anther computer which is runing WinXP 32bit. Installed NCS, ZUNE and NSS Pro 0.54
The trick is:
If you connect the phone and use NSS to unlock it, NSS will turn the phone mode to OSBL mode, then it stops, just leave the phone there without any further actions. What I did was I disconnect the phone then re-plug it, click Unlock in NSS again, amazingly, it searched the phone and found a place to change. At that time the phone was recognized as NAND drive.
After NSS said successfully unlocked, I tried Fido card. The phone asked PIN and I typed in 8 zeros, then I could make phone call with Fido network.
Now my phone is unbranded, upgraded to wp7.8 and sim-unlocked. Bingo!
Hope this helps
jgprint said:
UPDATE: Problem Solved!
I was using Win7 64 bit.
Tried anther computer which is runing WinXP 32bit. Installed NCS, ZUNE and NSS Pro 0.54
Click to expand...
Click to collapse
I did not exactly understand what was your problem but I do have a problem with the drivers.
I looked in the sreenshot, what does it say in the list, just right from USB pin layout? For me, I get a not working Qualcomm driver and in this device list something like 'usb disk' appears 3 times (I don't remember the exact words, not at home to check). Instead of showing Nokia (or something) on first line.
I am wondering if we had same problem.. do I need to wipe my pc and install 32 bit win7? doesn't sound like a great idea. I tried virtualbox but I can't pass the usb through the host.

[H960A] Bricked, Qualcomm HS-USB QDLoader 9008, unlocked bootloader and warranty

Hey. At the start I will say right away that my English is not perfect and my syntax may be incorrect. I have a problem with my V10. A few days ago I uploaded Android 7 in Turkish. The phone worked well for one day. The next day I watched a video on YouTube, after which the phone hanged. I pulled out the battery, put it back on, but the phone died. The computer in the COM ports appeared as a Qualcomm HS-USB QDLoader 9008. I used this unbrick guide on the phone, after many attempts to re-download the software (except the v30 with the upgrade option, because trying v10 or v20 always appeared error At 14%, I could not do the refubrish option because it was an error that the file could not be loaded using this option.) Glad that I fixed my phone I started configuring the phone, after which it hanged and restarted. Then I decided to do a hard reset. After that, the phone does not rise again. I read somewhere that the eMMc was corrupted and only the motherboard was broken, so my question is: do you have an unlocked bootloader and software for the 32GB H960ATR version can I give you a phone for a warranty? In such a situation, are they able to check what version of the software I have and I have unlocked bootloader? Is there any option to lock in this case bootloader having copies of bootloader files before unlocking it?
i was going to flash the turkish kdz.................
after this i will think
i feel sorry for you

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