32LF7700 - LG TV Service Manual (repair manual). Page 15

Read LG 32LF7700 Service Manual online

1-2) Freesat Software Download 
a) Put 
the 
“lf7700_upgrade.hdf”
 in the USB.
b) 
Connect the USB device to the 
“USB IN”
(Service Only) 
jack on the Rear service.
32LF7700, 37LF7700
42LF7700, 47LF7700
c) 
Power Off and Power On. 
d) 
Waiting until the new software upgrade is finished. 
e) 
Fishing the version uploading, you have to put USB stick and 
“AC Power”
 off. 
f) 
After putting 
“AC Power”
 on and check updated version on your TV. 
z  If downloading version is more high than your TV have, TV can lost all channel data. 
In this case, you have to channel recover. 
if all channel data is cleared, you didn’t have a DTV/ATV test on production line. 
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