Unable to restore firmware in BIOS

Hello,

I have a fortigate Model 60. It doesnt boot anymore only BIOS is accessible from Console Cable. I tried to Format it but it seem to hang there and its not formatting. I still tried to upload new firmware with the TFTP config. I got it to work it did download the firmware but I get the following error trying to install it

Please connect TFTP server to Ethernet port 'WAN1'.

Enter TFTP server address [192.168.1.100]: 192.168.1.140
Enter local address [192.168.1.1]:
Enter firmware image file name [image.out]:
MAC: 90:6c:ac:a9:80:c4

Connect to tftp server 192.168.1.140 ...

T ###########################################################################################################################################
Image Received.
Checking image... OK
Uncompressed size: 268435968 = 0x10000200
Save as Default firmware/Backup firmware/Run image without saving:[D/B/R]?d

Programming the boot device now.
Timeout waiting card ready
send_status: error -19
write MRecord failed.
Partition upgrade fail: -1
Programming device failed.

Booting OS...
SD_INFO1 70 : 400.
SD_INFO2 78 : 2040.
SD_ERR_STS1 b0 : 0.
SD_ERR_STS2 b8 : 1.
line 213: error.
Error, no response.
SD_ERR_STS1 b0 : 12000.
SD_ERR_STS2 b8 : 1.
write MRecord failed.
SD_INFO1 70 : 400.
SD_INFO2 78 : 2040.
SD_ERR_STS1 b0 : 0.
SD_ERR_STS2 b8 : 1.
line 213: error.
Error, no response.
SD_ERR_STS1 b0 : 12000.
SD_ERR_STS2 b8 : 1.
No default firmware. You may try backup.
Please power cycle. System halted.

Is the unit dead nothing really happen to it, it was working fine and one day it wasnt pingeable and I found it that way.