Panasonic TH-152UX1 Service Manual

Also see for TH-152UX1C: Operating instructions

Contents

56TH-152UX1 / TH-152UX1W / TH-152UX1C10 Measurements and Adjustments10.1. Adjustment Procedure10.1.1. Driver Set-up (VSUS)10.1.1.1. Item / Preparation• Set the black pattern .(4K FRONT END is installed)1. Set 4K TEST Pattern by IIC mode.2. Select the black pattern.(4K FRONT END is not installed)1. Remove the Rear Cover .(T.R.Inside/T.R.Outside/T.L.Inside/T.L.Outside/B.L.Inside/B.L.Outside/Sub)2. Disconnect the connectors .(P35,1P35, 3P35,4P35,5P35,6P35,8P35,9P35).10.1.1.2. AdjustmentsAdjust driver section voltages. (Refer to the panel data on thePanel Label).Check or adjust the following voltages with the multimeter.*See the Panel Label.Adjustment of VSUS voltageP2, P7 : VSUS voltage ± 0.2VP2, P7 else : VSUS voltage +1V ± 0.2VVSUS adjustment corresponding tables of adjusting test point and P-boardAdjusting point : between No1 pin of connectors PSS1-5 (Red circle of the picture) and GND (Pins of resistor)10.1.2. Driver Set-up (OTHER)10.1.2.1. Item / Preparation1. Set Aging pattern (white pattern signal) by IIC mode.2. Set the picture controls as follows.Picture menu: StandardPicture: +25Aspect: FullCaution1. First perform Vsus adjustment.2. Confirmation of Vscn voltage should be performed afterconfirmation of Vad adjustment.When Vad=-135V, Voltage of Vscn is +10V ±4V.10.1.2.2. AdjustmentsAdjust driver section voltages. (Refer to the panel data on thePanel Label).Check or adjust the following voltages with the multimeter.*See the Panel Label.Panel Label is posted between P5 and DU board.Name Test Point Voltage Volume RemarksVsus(SC side)connectorPSS1-5(PSS)(SC SIDE)Vsus ± 2V VR251(P,P1-P4)*Vsus(SS side)connectorPSS1-5(PSS)(SS SIDE)Vsus ± 2V VR251(P5-P9)*Name Test Point Voltage Volume RemarksVe TPVE (SS3) Ve ± 1V VR15221(SS3)*Vda TP9(P,P1,P3,P4)66V+1V,-2V FixedTP9 (P5,P6,P8,P9)66V+1V,-2V FixedVad TPVAD(PSC)-135V ± 1V VR1250(PSC)Vscn TPVSCN(PSC)Vad_base:+145V ± 4VGND_base:+10V ± 6VFixed