Lcd Lg - Consigli Di Riparazione

[Delta S4]

Salve.

LG 32LE2RZJ _ Remote control no functions at all
Replace SMD capacitor at output of IR receiver.

LG 32LC56 _ Picture divided into several parts. Distorted picture
Replace T’Con board (Part number: 218394).

LG 32LC56ZC _ No start-up. Standby LED flashes from red to green
Replace C202, C206, C217 and C218 (2200uf/10v all), and C226 (470uf/25v).


LG 32LC56ZC _ Stuck in standby
Check & replace C204. If PCB board discolored around R208 then replace power supply board.

LG 32LC45 _ ‘No signal’ displayed
No sound and no picture. Backlight and OSD Menu OK. Led lights Green.
Try to update the firmware. If it doesn’t ., replace main signal board

LG 47LF66 _ No Power
Replace C202, C206 and C217 (all 2200uf/10v) on IP board (power supply inverter board).

LG 47LY95 _ Negative picture and No sound
Negative picture and no sound. Voltage low at pin 7 of connector P202.
Check Q202 (AP72T02GH), U203 (APU3037M), Q203 (AP60T03GH) and connector P202 in PSU. Also check and replace C221, C222, C223 and C232.

[Riccardo Ottaviucci]

molto interessante