HAIER HAIER+20AL25S free download

File name HAIER+20AL25S.pdf

SERVICE MANUAL FOR 20AL25S TFT-LCD TV Haier America TV-8888-56 Content CONTENTS -----------------------------------------------------------------------------------------------1 Main Unit Description----------------------------------------------------------------------------------2 Features----------------------------------------------------------------------------------------------------4 Warning and Cautions---------------------------------------------------------------------------------6 Replacement of Memory IC--------------------------------------------------------------------------8 Net Dimension-------------------------------------------------------------------------------------------9 Remote Controller Functions----------------------------------------------------------------------10 ICs function description ----------------------------------------------------------------------------13 Block Diagram------------------------------------------------------------------------------------------21 Trouble Shooting---------------------------------------------------------------------------------------26 Main Unit Description HLH15BB 2 3 4 1 5 7 6 HLE20BB 2 3 4 1 7 65 1 2 3 4 5 15HL25S/20AL25S TV/AV MENU VOL- VOL+ CH- CH+ POWER 6 7 Control Panel Function 1.TV/AV Selects the input signals: PC/COMPONENT/AV/SV/TV 2. MENU Press to select the main menu 3. VOL-(V-) Volume down / Left orientation to adjust the item in the OSD VOL+ (V+) Volume up / Right orientation to adjust the item/Press to enter 4. CH-(P-) TV channel down / to select the item in the menu CH+(P+) TV channel up / to select the item in the menu 5. Power supply switch 6. Power indicator Illuminates red in standby mode, illuminates green when the display is turned on 7.Remote Sensor Receives the signals from the remote control Connection Options (The figure is just for referrence, please see actual unit. ) AV /S-VIDEO/COMPONENT Audio Input Connect audio DC Power Cord Socket output from an external This TV operates on DC Antenna Input device to these jacks Connect cable or power. The voltage is ind