Blocking checks

• [OK] Correct screen/recovery size
• [OK] Working Touch, screen
• [OK] Backup to internal/microSD
• [OK] Restore from internal/microSD
• [OK] reboot to system
• [OK] ADB

Medium checks

• [OK] update.zip sideload
• [OK] UI colors (red/blue inversions)
• [OK] Screen goes off and on
• [OK] F2FS/EXT4 Support, exFAT/NTFS where supported
• [OK] all important partitions listed in mount/backup lists
• [OK] backup/restore to/from external (USB-OTG) storage (not supported by the device)
• [OK] backup/restore to/from adb (https://gerrit.omnirom.org/#/c/15943/)
• [OK] decrypt /data
• [OK] Correct date

Minor checks

• [OK] MTP export
• [OK] reboot to bootloader
• [OK] reboot to recovery
• [OK] poweroff
• [OK] battery level
• [NO] temperature
• [OK] encrypted backups
• [NO] input devices via USB (USB-OTG) - keyboard, mouse and disks (not supported by the device)
• [OK] USB mass storage export
• [OK] set brightness
• [NO] vibrate
• [OK] screenshot
• [OK] partition SD card

Tested on X6531 and X6531B