LC-60UD20KN (serv.man4) - Sharp TV Service Manual (repair manual). Page 18

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18
LC-60UD20
LC-70UD20
Operation Manual (Continued)
Checking signal str
ength and 
channel str
ength (DVB-T/T2/C/S/S2)
If you install a DVB-T/T2/C/S/S2 antenna for the first 
time or r
elocate it, you should adjust the alignment 
of the antenna to r
eceive a good r
eception while 
checking the antenna setup scr
een.
 
1
Go to “TV Menu” > “Setup” > “V
iew setting” > 
“Channel settings” > “Antenna setup-DIGIT
AL”.
 
2
Pr
ess 
a/b
 to select “Digital setup” or “Satellite 
setup”, and then pr
ess 
;
.
 
E
Checking signal str
ength
 
3
Pr
ess 
a/b
 to select “Signal str
ength”, and then 
pr
ess 
;
.
Signal str
ength for DVB-T/T2/C
Supply voltage
CH No.
Current
Max.
Signal strength
Signal strength
Channel strength
Current
Max.
Quality
Signal str
ength for DVB-S/S2
Current
Max.
Signal strength
Signal strength
Channel strength
Current
Max.
Quality
 
E
Checking channel str
ength
 
4
Pr
ess 
a/b
 to select “Channel str
ength”, and 
then pr
ess 
;
.
• 
Y
ou can input a specified fr
equency band using the 
0
_
9
 numeric buttons.
Channel str
ength of DVB-T/T2
Supply voltage
CH No.
Current
Max.
Signal strength
MHz
Signal strength
Frequency
Channel strength
Current
Max.
Quality
Channel str
ength of DVB-C
Supply voltage
Current
Max.
Signal strength
MHz
Signal strength
Frequency
Symbol rate
QAM modulation
Channel strength
Current
Max.
Quality
Channel str
ength of DVB-S/S2
Current
Max.
Signal strength
MHz
Signal strength
Frequency
Symbol rate
Band
Channel strength
Current
Max.
Quality
V
ert/Low
 
5
Position and align the antenna so that the 
maximum possible values for “Signal str
ength” 
and “Quality” ar
e obtained.
NOTE
• 
The values of “Signal str
ength” and “Quality” indicate 
when to check the appr
opriate alignment of the 
antenna.
 Supplying power to the antenna
Y
ou must supply power to the antenna in or
der 
to r
eceive digitally/terr
estrially br
oadcast stations 
after connecting the antenna cable to the antenna 
terminal on the r
ear of the TV
.
 
1
Go to “TV Menu” > “Setup” > “V
iew setting” > 
“Channel settings” > “Antenna setup-DIGIT
AL” > 
“Supply voltage”.
 
2
Pr
ess 
c/d
 to select “On”, and then pr
ess 
;
.
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