PT-AE8000U PT-AT6000E PT-AE8000EA PT ... - Panasonic

• The projector does not change from standby mode to an operating mode.(The power indicator does not change from red to green.)Confirm every connector (especially, A5) is connectedand the lamp unit cover is installed properly.NOConnect the connectors or install the lamp cover properly.YESNOA Connector A5 pin 14 changes from Low to Hi. ACheck the connector A5(pin 14) and around them.(Q1019, C1201, R1313)YESADisconnect the connector A5 check and betweenterminal 1-4, 7-8, 9-10, 11-12.Short circuit?NOReplace the P-P.C.Board, then confirm the projectorbecomes changing from standby mode to anoperating mode.YESA・A short has occurred in terminals 1(+3.3V)-4Check R1558,C1204 (3.3V line)・A short has occurred in terminals 7(+5V)-8Check C1205,C1206 (5V line)・A short has occurred in terminals 9(+13V)-10Check C1207 (13V line)・A short has occurred in terminals 11(+17V)-12Check C1210 (17V line)NOReplace the B-P.C.Board, then confirm the projectorbecomes changing from standby mode to anoperating mode.• A shutdown occurs.Check the indicatorsAll indicators are not lit.Only power indicator is litLamp indicator is litLamp indicator is flashingTemp indicator is flashingCheck the attachment of the Lamp cover.Follow the section"Lamp does not turn ON (LAMP indicator not lit)".Follow the section"Lamp does not turn ON. (LAMP indicator is lit)".Follow the section"Lamp does not turn ON. (LAMP indicator is flashing)".Follow the section"Lamp does not turn ON. (TEMP indicator is flashing)".If impossible to set the temperature control of the microcomputer has failed, the thermal fuse will disconnect,shutting off the power supply.A Main microprocessor IC1046 checks.NGA Replace the A-P.C.Board.OKReplace the temperature sensor each.INF - 17