Author Topic: Probably bricked TI nspire CX  (Read 1184 times)

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Offline Aroko

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Probably bricked TI nspire CX
« on: March 20, 2018, 03:51:12 pm »
Hi,
I have problem, i wanted to change OS to CAS, i had some problems, i changed some things in boot2 (BtMg) and when i turn calculator on calculator and i have screen like that
I tried use ESC+MENU+-+RESET i didn't work. DOC+ENTER+EE+RESET didn't work even.
How can i make my calculator alive?
Thank you for help!
« Last Edit: March 20, 2018, 04:01:53 pm by Eeems »

Offline Streetwalrus

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Re: Probably bricked TI nspire CX
« Reply #1 on: March 21, 2018, 06:10:47 am »
You've got a few problems here. The calculator isn't impossible to recover, but you will need to use a serial cable in order to get it back to normal.
send it

Offline Aroko

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Re: Probably bricked TI nspire CX
« Reply #2 on: March 21, 2018, 10:57:18 am »
I bought that USB to TTL, i have connection, but when i send boot2 file, then calculator reboot, and again i have error. I tried 5 times to send the file, then taking battery out, but still doesn't work.
Boot Loader Stage 1 (3.00.99)
Build: 2010/9/9, 17:29:13
Copyright (c) 2006-2010 Texas Instruments Incorporated
Using production keys

Last boot progress: 65

Available system memory: 33196
Checking for NAND: NAND Flash ID: Generic 1 GBit (0xA1)
SDRAM size: 64 MB
SDRAM memory test:   Pass
Clearing SDRAM...Done.
Clocks:  CPU = 132MHz   AHB = 66MHz   APB = 33MHz
Clearing SDRAM...Done.
Boot option: Normal

Loading DIAGS software...

Error reading/validating DIAGS image

Error loading DIAGS. Switching to BOOT2.

Loading BOOT2 software...

Error reading/validating BOOT2 image

Error loading BOOT2, looking for pre-installed images.
Checking for DIAGS image in pre-install area.
No DIAGS image found.
Checking for BOOT2 image in pre-install area.
No BOOT2 image found.

Error loading BOOT2, install new version.
Checking battery level.
Battery level is OK.

Ready to download BOOT2 software...

Begin XMODEM file transfer.
Erasing old BOOT2 image.
Updating BOOT2 image.
BOOT2 image has been updated.
Restarting now.
Clearing SDRAM...Done.



Boot Loader Stage 1 (3.00.99)
Build: 2010/9/9, 17:29:13
Copyright (c) 2006-2010 Texas Instruments Incorporated
Using production keys

Last boot progress: 65

Available system memory: 33196
Checking for NAND: NAND Flash ID: Generic 1 GBit (0xA1)
SDRAM size: 64 MB
SDRAM memory test:   Pass
Clearing SDRAM...Done.
Clocks:  CPU = 132MHz   AHB = 66MHz   APB = 33MHz
Clearing SDRAM...Done.
Boot option: Normal

Loading DIAGS software...

Error reading/validating DIAGS image

Error loading DIAGS. Switching to BOOT2.

Loading BOOT2 software...

Error reading/validating BOOT2 image

Error loading BOOT2, looking for pre-installed images.
Checking for DIAGS image in pre-install area.
No DIAGS image found.
Checking for BOOT2 image in pre-install area.
No BOOT2 image found.

Error loading BOOT2, install new version.
Checking battery level.
Battery level is OK.

Ready to download BOOT2 software...

Begin XMODEM file transfer.


What can i do with that?



I got it, i didn't use DOC + ENTER + 2

Edit (Eeems): Merged double post
« Last Edit: March 21, 2018, 03:54:41 pm by Eeems »

Offline Streetwalrus

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Re: Probably bricked TI nspire CX
« Reply #3 on: March 21, 2018, 12:25:20 pm »
So the calculator works now? Good to hear. :D
send it