LG HBLG2350E Service Manual - Page 22

Possible Trouble 5 • The function of Energy Saver does not operate. Is the Knob of SW1 NO set to left position? YES Is the voltage No.1 of NO CN-DISP1 of Main PCB Ass'y DC 5V? YES • Reference to OWNER'S MANUAL. • Set the Knob of SW1 to left position. • Check the SW1. • Check the pattern of Main & Display PCB. Possible Trouble 6 • Romote controller does not operate. Is the voltage of Battery NO about over 2.3V? YES Is the voltage No.16 NO of CN-DISP1 on Main P.W.B Ass'y DC 5V? YES Is the connection of NO CN-DISP1 all right? YES • Exchange Receiver Ass'y. • Exchange the battery. • Check the P.W.B pattern. • Connect connector to CN-DISP1 exactly. Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 22 - LGE Internal Use Only