Read Sharp LC-60LE925E (serv.man15) Service Manual online
LC-46/60LE925E (1st Edition)
4 – 15
[4] How to replace the Touch Sensor key PWB
1. Replace the touch sensor key PWB in a clean room.
Be sure to remove the dust from the unit before carrying it into the clean room.
2. Remove the touch sensor key PWB from the front glass.
3. Clean the bonding surface with alcohol.
Depending on the dirt, water solution of 80%vol can be effective.
4. Product Manual Touch Sensor Key with ITO (Transparent Electrode)
i)
Remove the touch sensor key from the front glass.
FPCB
FPCB/ITO connecting tape
ITO
Pull tap of double-sided tape
Pull tap of double-sided tape
Pull tap of protective sheet
* When peeling the ITO section, check that there is no glue
residue on the front glass.
If glue residue, dirt, fingerprints, etc. are found, wipe them
off with anhydrous alcohol.
Do not apply anhydrous alcohol to the double-sided tape
on the metal part attaching to the glass.
If glue residue, dirt, fingerprints, etc. are found, wipe them
off with anhydrous alcohol.
Do not apply anhydrous alcohol to the double-sided tape
on the metal part attaching to the glass.
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