Nexstar SynScan User Manual

Page 14

Click "Browse" to select the

file in the SynScan folder. Click "Update"

l o start downloading the new firmware into your SynScan

hand control. You will see the

status of the update below the "Update" and "HC. Version" buttons

SynScan

Loader

6. When the download is complete, the status will show "Update Complete". The SynScan

hand control is now updated to the newest firmware. Generally it takes about 30 seconds
to update the firmware. It may take longer if you are using an USB-to-RS232 converter.

error message "Can not connect to a SynScan hand control" is shown, check the cable

connection and the PC

cable itself. Make sure it is all in good working condition. Close all

applications

be occupying the RS-232 port and

again.

If you receive the error

"Firmware update failed...", reset the

control by

the power plug and

re-connecting it. Repeat the update

By default, the data

rate

hand control and the PC is set to

The

port on some

not support such high rate

update

process

after a

tries, you can reduce the rate by pressing the "SETUP" key on the

hand control

the power supply is plugged

in This

reduce the data rate to

kbps

The LCD screen will show the

"Lo" in the

right

comer to indicate that it is

now in

communication

The steps for updating the

the

now it takes longer to

(about 240 seconds).