Sanyo SCP-8400
Programming Instructions
  1. Power the phone on
  2. Enter ##000000#
  3. Select edit then click OK
  4. Enter in MDN phone number (10 digit number), then click OK
  5. Enter in MIN phone number (10 digit number) then click OK
  6. Select Done and click OK
  7. Phone will power cycle and programming is now complete
Diagnostic Mode
  1. No diagnostic mode required.
Additional Troubleshooting
  1. Make sure phone is in diag mode. (if applicable)
  2. Ensure port on phone is clean, brush out if necessary.
  3. Check for proper cable and snug connection to phone port.
  4. Unplug computer side of USB cable, wait 3 seconds and plug into different usb port.
  5. Reinstall drivers for your mobile device. Use Device Manager to ensure you dont have any driver conflicts and the phone is showing up properly.