Sharp LC-60LE822E (serv.man9) Service Manual ▷ View online
LC-60LE822E/LC-60LE822ERU
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ii) Adhere the ITO section to the front glass. (Use the positioning jig.)
iii) Adhere the FPCB section to the front glass.
5. Attach the touch unit bonding procedure.
It includes peeling of the protective sheet.
How to mount the touch sensor
i)
Adhere after positioned using the positioning jig.
ii) Peel the protective sheet by means of the pull tap for peeling the protective sheet.
iii) Adhere the FPCB to the glass. (Do not warp the FPCB if possible.)
Tape fixing the FPCB and ITO sections (Adhered by the supplier)
iii-1. Peel the release paper of the double-sided tape
on the ITO section.
iii-2. Slowly adhere it from the end using a roller.
(Position the touch sensor using the jig.)
* Check that there are no bubbles in the ITO section
after adhered.
* Adhering error: r1.0mm
ζ-1. Lift the FPCB section to peel the release paper of the
double-sided tape.
* Be careful not to apply stress to the joint of FPCB and ITO.
ζ-2. Adhere the FPCB section to the front glass.
* Be careful not to apply stress to the joint of FPCB and ITO.
* Be careful not to apply stress to the joint of FPCB and ITO.
ζ-3. Peel the tape fixing the FPCB and ITO sections.
Pull tap for peeling the protective sheet of the double-sided tape in the FPCB section.
Glass outline
LC-60LE822E/LC-60LE822ERU
4 – 10
iv) Peel the protective sheet of the OCA.
Lift the ITO section, then peel the protective sheet by about half by means of the pull tap.
v) Contact the FPCB and joint end of the transparent electrode film with the glass.
* Grasp the opposite end. Note that the ITO is positioned by adhering.
vi) Adhere the transparent electrode completely.
• Use a rubber roller since pressure exerted by it removes bubbles easily. See photo below.
• For the TOUCH SENSOR KEY Unit positioning figure, see page 5-1.
* Peeling it completely reduces workability.
Check the order due to workability.
*Note: Do not bend the PWB (FPCB section)
and sheet (ITO section).
Pull tap for peeling the front protective sheet
Peel the front protective sheet.
If bubbles are found, press those portions with glass
cleaning cloth, etc. to remove them as much as possible.
cleaning cloth, etc. to remove them as much as possible.
LC-60LE822E/LC-60LE822ERU
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LC-60LE822E/LC-60LE822ERU
4 – 11
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