Hisense LCD42P69P, LCD47P69P service manual Hisense Confidential

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LCD TV Service Manual

that you are connected with the same potential as the mass of the set by a wristband with resistance. Keep components and tools also at this same potential.

1.Never replace modules or other components while the unit is switched on.

2.When making settings, use plastic rather than metal tools. This will prevent any short circuits and the danger of a circuit becoming unstable.

1.1.3

To prevent electrical shock, do not use this polarized ac plug with an extension cord, receptacle, or the outlet unless the blades can be fully inserted to prevent blade exposure. To prevent electrical shock, match wide blade or plug to wide slot, fully insert.

1.1.4

When replacement parts are required, be sure to use replacement parts specified by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock, or other hazards.

1.1.5

Safety regulations require that after a repair the set must be returned in its original condition. In particular attention should be paid to the following points.

-Note: The wire trees should be routed correctly and fixed with the mounted cable clamps.

-The insulation of the mains lead should be checked for external damage. 1.1.6

(1)Do not touch Signal and Power Connector while this product operates. Do not

Hisense Confidential

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Contents Product Type:LCD42P69P、LCD47P69P Contents Precautions and notices Hisense Confidential Hisense Confidential Hisense Confidential Hisense Confidential Hisense Confidential Hisense Confidential Product Function Specifications Back Cabinet Specifications LCD Panel Spec LCD47P69P Hisense Confidential LCD42P69P: White Balance Factory OSD MenuFactory Option Mode M is only used for factory production Hisense Confidential Get ready for upgrading Software UpgradingHisense Confidential Upgrading with the MtkTool Choose the current BaudRate Hisense Confidential Update with USB directly Hisense Confidential Troubleshooting Troubleshooting for Remote Control Troubleshooting for Function Key TV won’t Power On Troubleshooting for Audio Troubleshooting for TV/VGA/HDMI input Troubleshooting for YPbPr input Troubleshooting for Video/S-Video input Explode View Schematic circuit diagram Page Near IC MT8222P1V1 DDR1 Version BL-ON/OFF BL-ADJUSTPWCTL1 +5VTUNERGPIO11 Gpio U1RX U1TX Redp INT Vgagnd ORESET# Vgasog Oiri Grnp BlupOiri INT ICE RDQ0AV12PLL AV12ARGBB AV12DRGB DdrvAV33DAC AV33VGA GNDRCAS# RRAS# RDQS0 RDQS1MEMDQ0 RDQ0 Rcke MEMDQ1 RDQ1U0RX OSCL0 FRESET# SpisckU0TX OSDA0 U1RXCeca HDMI-L-HXHDMIPLUGPWR0 RX0C RX0CBCVBS1 AV1INCVBS1 CVBS2 CVBS3Y0INGND Y0IN SCT1RPB0IN SCT1G PBR0INGNDSCT1AV SCT1AUROUTCVBS5 SCT1AURIN SCT1AULOUTCVBS0P +5VTUNER OSCL0 SCLV50 IftunerSDAV50 PWM1 TvainAudrout AudloutMUX1-L MUX1-L TvainGND BL-ADJUST E0P E1P E2P Eckp E3P E4P O2P Vbrout BL-ADJUST Ockp PWM0Lvdsvdd GND Vbrout RESC1005L-HX O0P O1P