8Service AdjustmentsVCO AdjustmentHow to adjust VCO1. Receive PAL color bar pattern.(ANT input level:58dbuv 75ohms terminated)2. Connect a digital volt meter to VCO level terminal(TP-VCO) and the ground.3. Adjust T202, until the volt is 3.6±0.2v DC.AGC AdjustmentHow to adjust AGC1. Receive PAL color bar pattern.(ANT input level:58dbuv 75ohms terminated)2. Connect a digital volt meter to tuner-AGC terminal(TP-A) and the ground.3. Adjust the variable resistance VR202, until the volt is 3.2±0.2v DC.( )Cabinet Back Removal1.Remove screws A B.2.Take the Cabinet Back off.(A:16pcs,B:4pcs)AAAAAAA A A AA AA AAABMechanical Disassembly(LCD-42CA8Z)