Nexstar SynScan Telescope User Manual


 
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5. Click
"
Browse
"
to select the file in the SynScan folder. Click
"
Update
"
lo start downloading the new firmware into your SynScan
TM
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
TM
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.
If 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
be
I
The port on some not support such high rate
If
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
6
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).