| The software transfer takes a long time. |
The connection speed is low. |
Change the connection speed settings. |
| Some terminal programs are slow with file transfers. |
Use another terminal program. Vaisala recommends using PuTTY. |
| Error message Address error or Record format error
is displayed. |
The received file record format was incorrect. |
Upload the software again. |
| Error message Checksum Error is displayed. |
The software image contains checksums that do not match. |
Upload the software again. |
| Flash write error when writing new data. |
A hardware failure and the flash memory may be corrupted. |
Update the software again. Do not reset the ceilometer before the new
update. |
| The flash memory is corrupted and the ceilometer does not boot. |
A power shortage occurring during the flash memory update. |
Set a jumper on the ceilometer engine board, boot into a factory software, and
update the firmware again. See the instructions Restoring ceilometer factory
software in the software package. |