DOWNLOAD Sharp LC-70UD20KN (serv.man4) Service Manual ↓ Size: 3.86 MB | Pages: 94 in PDF or view online for FREE

Model
LC-70UD20KN (serv.man4)
Pages
94
Size
3.86 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
lc-70ud20kn-sm4.pdf
Date

Sharp LC-70UD20KN (serv.man4) Service Manual ▷ View online

8
LC-60UD20
LC-70UD20
Operation Manual (Continued)
 Using the r
emote contr
ol unit
 Inserting the batteries
Befor
e using the TV for the first time, insert the two supplied “AAA” size 
batteries. When the batteries become depleted and the r
emote contr
ol unit fails 
to operate, r
eplace the batteries with new “AAA” size batteries.
 
1
Open the battery cover
.
 
2
Insert the two supplied “AAA” size batteries.
• 
Place batteries with their terminals corr
esponding to the (
e
and (
f
) indications in the battery compartment.
 
3
Close the battery cover
.
CAUTION
Impr
oper use of batteries can r
esult in chemical leakage or explosion. Be sur
e to 
follow the instructions below
.
• 
Do not mix batteries of dif
fer
ent types. Dif
fer
ent types of batteries have dif
fer
ent 
characteristics.
• 
Do not mix old and new batteries. Mixing old and new batteries can shorten the life of 
new batteries or cause chemical leakage in old batteries.
• 
Remove batteries as soon as they have wor
n out. Chemicals that leak fr
om batteries 
can cause a rash. If you find any chemical leakage, wipe thor
oughly with a cloth.
• 
The batteries supplied with this pr
oduct may have a shorter life expectancy due to 
storage conditions.
• 
If you will not be using the r
emote contr
ol unit for an extended period of time, r
emove 
the batteries fr
om it.
Note on disposing batteries
The batteries pr
ovided contain no harmful materials such as cadmium, lead or 
mer
cury
.
Regulations concer
ning used batteries stipulate that batteries may no longer be 
thr
own out with the household rubbish. Deposit any used batteries fr
ee of char
ge 
into the designated collection containers set up at commer
cial businesses.
Angle of the r
emote contr
ol unit
Use the r
emote contr
ol unit by pointing it towar
ds the r
emote contr
ol sensor
Objects between the r
emote contr
ol unit and sensor may pr
event pr
oper 
operation.
Cautions r
egar
ding the r
emote contr
ol unit
• 
Do not expose the r
emote contr
ol unit to shock. In 
addition, do not expose the r
emote contr
ol unit to 
liquids, and do not place in an ar
ea with high humidity
.
• 
Do not install or place the r
emote contr
ol unit under 
dir
ect sunlight. The heat may cause deformation of the 
unit.
• 
The r
emote contr
ol unit may not work pr
operly if the 
remote contr
ol sensor of the TV is under dir
ect sunlight 
or str
ong lighting. In such cases, change the angle of 
the lighting or the TV
, or operate the r
emote contr
ol unit 
closer to the r
emote contr
ol sensor
.
5 m
Remote contr
ol sensor
9
LC-60UD20
LC-70UD20
Operation Manual (Continued)
 Operation overview
Follow the steps below one by one when using the TV
. Some steps may not be necessary 
depending on your TV installation and connection.
 1. Pr
eparation — Connecting the TV
NOTE
• 
The cable tie can be moved fr
om 
 to 
.
• 
Place the TV close to the AC 
outlet, and keep the power 
plug within r
each.
• 
Pr
oduct shape varies in some 
countries.
 
n
Plug the standar
d DIN45325 plug (IEC 169-2) 
75 
q
 coaxial cable.
 
o
Connect the satellite antenna cable.
 
p
Insert a CA car
d into the CI slot to watch scrambled 
br
oadcasts 
 
q
Plug in the AC cor
d.
2. Pr
eparation — Setting the TV
 
n
Pr
ess 
a
 on the TV
 
o
Run the initial auto installation 
 
w
Language setting
 
w
Home/Stor
e setting
 
w
Country setting
 
w
PIN setting
 
w
Channel sear
ch setting
• Digital 
sear
ch
 
T
err
estrial
 
Cable
• Analogue 
sear
ch
• Satellite 
sear
ch
Start sear
ching channels
 
p
Congratulations!
Now you can watch TV
.
• 
If necessary
, adjust the antenna to attain maximum signal 
reception 
10
LC-60UD20
LC-70UD20
Operation Manual (Continued)
24
s
n
oi
t
c
e
n
n
o
ot
 
n
oi
t
c
u
d
or
t
nI 
The TV is equipped with the terminals as shown 
below
. Find the cable corr
esponding the TV’
terminal and connect the device.
 
Ɣ
Befor
e connecting ...
Be sur
e to tur
n
 off
 the TV and any devices befor
making any connections.
Firmly connect a cable to a terminal or terminals.
Car
efully r
ead the operation manual of each exter
nal 
device for possible connection types. This also helps 
you get the best possible audiovisual quality to 
maximise the potential of the TV and the connected 
device.
Connection method for other devices
 
Ů
PC
 
Ů
USB HDD
 
Ů
SD/USB media
 
Ů
Inter
net
NOTE
You can connect 4K equipment to all HDMI terminals.
Please use HDMI cable of high speed type when 
connecting 4K equipment.
Audio device
V
ideo r
ecor
ding device 
Game console or 
camcor
der 
HDMI-certified cable
HDMI-certified cable
DVI/HDMI cable
ø 3.5 mm ster
eo minijack cable
A
V
 cable
Audio cable
Optical audio cable
SCAR
T cable
Component cable
Audio cable
HDMI device
or
11
LC-60UD20
LC-70UD20
Operation Manual (Continued)
 T
roubleshooting
Pr
oblem
Possible solution
• 
No power
.
 
Is the AC cor
d disconnected?
• 
Check if you pr
essed 
a
 on the TV
.
• 
The TV cannot be 
operated.
• 
Exter
nal influences such as lightning, static electricity
, etc., 
may cause impr
oper operation. In this case, operate the TV 
after first tur
ning of
f the power
, or unplugging the AC cor
and r
e-plugging it in after one or two minutes.
• 
Remote contr
ol unit 
does not operate.
• 
Ar
e batteries inserted with polarity (
e
f
) aligned?
• 
Ar
e batteries wor
n out? (Replace with new batteries.)
• 
Ar
e you using it under str
ong or fluor
escent lighting?
• 
Is a fluor
escent light illuminating to the r
emote contr
ol 
sensor?
• 
Pictur
e is cut of
f.
• 
Is the image position corr
ect?
• 
Ar
e scr
een mode adjustments (Wide mode) such as pictur
size made corr
ectly? 
• Strange 
colour
light colour
, or dark 
colour
, or colour 
misalignment.
• 
Adjust the pictur
e tone.
• 
Is the r
oom too bright? The pictur
e may look dark in a r
oom 
that is too bright.
• 
Check the “Colour system” setting 
• 
Power is suddenly 
tur
ned of
f.
• 
The TV’
s inter
nal temperatur
e has incr
eased. Remove any 
objects blocking the vent or clean.
• 
Is the “Sleep timer” set? Select “Of
f” fr
om the “Sleep timer” 
menu 
• 
Is “No signal of
f” or “No operation of
f” activated? 
• 
No pictur
e.
• 
Ar
e connections to exter
nal equipment corr
ect? 
• 
Is the input signal type selected corr
ectly after connection? 
• 
Is the corr
ect input sour
ce selected? 
• 
Is a non-compatible signal being input?
• 
Is the pictur
e adjustment corr
ect? 
• 
Is the antenna connected pr
operly? 
• 
Refer to “Pictur
e / Audio test” 
• 
No sound.
• 
Is the volume too low?
• 
If you do not clearly hear the sound for the visually impair
ed, 
go to “TV Menu” > “Setup” > “Audio” > “Audio description 
setting” > “Mix level”, and select the upper level to tur
n up 
the volume.
• 
Make sur
e that headphones ar
e not connected.
• 
Check if you pr
essed 
e
 on the r
emote contr
ol unit.
• 
Is the pr
oper item selected in the “Audio select” menu 
when connecting devices to the HDMI 3 terminal or the PC 
terminal?
• 
Refer to “Pictur
e / Audio test” 
• 
The TV sometimes 
makes a cracking 
sound.
• 
This is not a malfunction. This happens when the cabinet 
slightly expands and contracts accor
ding to changes in 
temperatur
e. This does not af
fect the TV’
s performance.
• 
Net TV start page 
cannot be displayed.
• 
Is the ETHERNET cable connected corr
ectly? 
• 
Check the settings of “Network setup” 
• Some 
Inter
net 
functions used on a 
PC ar
e not available 
fr
om the TV
.
• 
The TV has only limited functions compar
ed with r
egular PC 
br
owsers
• Miracast 
image/audio 
cannot be output to 
the TV
.
• Check 
pairing.
Cautions r
egar
ding use in high and low temperatur
e envir
onments
• 
When the TV is used in a low temperatur
e space (e.g., r
oom, of
fice), the pictur
may leave trails or appear slightly delayed. This is not a malfunction, and the TV will 
recover when the temperatur
e r
etur
ns to normal.
• 
Do not leave the TV in a hot or cold location. Also, do not leave the TV in a location 
exposed to dir
ect sunlight or near a heater
, as this may cause the cabinet to deform 
and the LCD panel to malfunction.
Storage temperatur
e: 
f
 20 °C to 
e
 60 °C.
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