Haier L32F6 Service Manual

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9-2. Power Supply Board Failure Check.Service ManualModel No.:State:No pictureFirst,check cables which connect with PSU,then check as followsCheck input voltagevoltage: +5VSB----POWER ON(2.6V) -----+12VState:No soundFirst,check cables which connect with PSU,then check as follows1) Check input voltage as NO picture2) Check speaker output)LUVWFKHFNVSHDNHUDQRGH DQGFDWKRGH FRQ¿UPVSHDNHUVKRUWRUQRW,IVKRUWUHSODFHspeaker.PWR-ON/OFF-GPIO46 V20339041234567CNA1TJC3-7AR214100RC2090.1uFR22510K PW_ON/OFF-INVR21333KR2122.2KR215NC5VMst+3.3VDD+12V5VMstPW_ON/OFF-INVPWR_ON/OFFPW-ON/OFF-INVAMP-Lout+AMP-Lout+AMP-Lout+AMP-Lout+R251 82RAMP_LINC93 470nAMP_RINR129 22K C96 470nC107330pR140 22KCA851000u/25VAMP-Rout+R12047KMUTE_TDA8932C1210.1uC91 470nC92 470nCA1847uF/16VR102 22KL1600(4.5X3.2)C810.1uCA81470u/35VCA84470u/35VR10710RL31600(4.5X3.2)C950.1uC1000.1uVCC-AUC1610.1uR253 82RC106330pR29310R C151470P12354L36 47uhC15947nC160330nAMP-Rout-CA831000u/25VC1460.1u AMP-Lout-C11715nR22010RR92 22KC123470PC1080.1uR12312KC1160.1uVSSD/HW1BOOT2 21IN2P15VSSD/HW 17VSSD/HW16IN1P2POWERUP6VDDA8CGND7DIAG4IN2N14VSSA9IN1N3ENGAGE5VDDP2 20HVPREF11OSCREF10HVP2 19INREF12DREF 18NC13OUT2 22VSSP2 23STAB2 24STAB1 25VSSP1 26OUT1 27BOOT1 28VDDP1 29HVP1 30OSCIO 31VSSD/HW 32DP33A1TDA8932BTW/33BTWC11815nR12722KC12947nC140330n12354L34 47uhC1090.1uR180 39KC1120.1uR12822KAMP-Lout+AMP-Rout+1234CNC2CON4-2.5MMAMP-Rout-AMP-Lout-AMP-Lout+57L32/42F66HFRQGFKHFN&1&ZLWKRVFLOORJUDSKFRQILUPZDYHRXWSXWRUQRW