8 S e l f- c h eck Fun c t ionWhen symptoms like “the power fails sometimes” or “sometimes there is no picture and/or sound” can not be confirmed at thetime of servicing, the self-check function can be used to confirm the occurrence and to find the defective circuit.In case of “power failure”, flashing of the “POWER” indication (red) at the front of the unit can be used to narrow down the +Bline.8 . 1 . H ow to access8 . 1 . 1 . A ccessProduce TV reception screen and, while pressing [VOLUME-] button on the main unit, press [SLEEP] button on the remotecontroller unit simultaneously.8 .1 . 2 . E x itWhen the AC code is pulled out and opened, the display returns to the normal screen.8 . 1 . 3 . S c r ee n di s pl ayDisplay Ref.No. Description BoardUVDT1DT2SNDAVSWVAVSWAADVGC4PHDMIMEMRTCPANELTU8200IC8240IC8240IC2608IC2602IC2605IC4018IC4026IC5003IC4008IC4024TV TunerHDSL PEAKS_LITEHDSL PEAKS_LITEBBE VIVAVIDEO SWAUDIO SW10bit A/DGC4PROHDMI I/F RECEIVEREEPROMCLOCK GENDT-BoardDT-BoardDT-BoardH-BoardH-BoardH-BoardDG-BoardDG-BoardDV-BoardDG-BoardDG-Board34T H-37PX50U / T H-42PX50U / T H- 50PX50UIC9300 Display Processor D-Board㪪㪜㪣㪝㩷㩷㪚㪟㪜㪚㪢㩷㩷㩷㩷㩷㩷㩷㩷㩷㩷㪫㪱㪈㩷㪅㩷㩷㪁㪁㪁㪁㪁㩷㪄㩷㪁㪁㪁㪁㪁㪬㪭㩷㩷㩷㩷㩷㩷㩷㪦㪢 㪛㪫㪈㩷㩷㩷㩷㩷㩷㩷㪦㪢 㪛㪫㪉㩷㩷㩷㩷㩷㩷㩷㪦㪢㪪㪥㪛㩷㩷㩷㩷㩷㪦㪢 㪘㪭㪪㪮㪭㩷㩷㪦㪢 㪘㪭㪪㪮㪘㩷㩷㪦㪢㪘㪛㪭㩷㩷㩷㩷㩷㪦㪢 㪞㪚㪋㪧㩷㩷㩷㩷㩷㪦㪢 㪟㪛㪤㪠㩷䇭㩷㩷㪦㪢㪤㪜㪤㩷㩷㩷㩷㩷㩷㪦㪢㪚㫆㫇㫐㫉㫀㪾㪿㫋㩷㩷㪉㪇㪇㪌㩷㩷㪤㪸㫋㫊㫌㫊㪿㫀㫋㪸㪜㫃㪼㪺㫋㫉㫀㪺㩷㩷㪠㫅㪻㫌㫊㫋㫉㫀㪸㫃㩷㩷㪚㫆㪅㪃㩷㩷㪣㫋㪻㪅㪩㪫㪚㩷㩷㩷㩷㩷㩷㩷㪦㪢 㪧㪘㪥㪜㪣㩷㩷㩷㪦㪢㪪㪦㪪㪑㪈㪛㪫㩷㩷㩷㪜㪩㪩㩷㩷㩷㩷㩷㪠㪥㪚㪟㪁㪁㪁㪁㪁㪠㫋㩷㪻㫀㫊㫇㫃㪸㫐㫊㩷㫀㫋㩷㫆㫅㫃㫐㩷㫀㫅㩷㪸㪹㫅㫆㫉㫄㪸㫃㩷㪺㫀㫉㪺㫌㫄㫊㫋㪸㫅㪺㪼㫊㪅㩷
