hitachi C2886TN Repair Tips

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Results 9

Make	Model Ch.	Symptom	Problem Solution
Hitachi	C2886TN	Procedure to enter the service mode	Press & hold the menu key the installation line should now appear, with the install menu displayed press both the volume up and down buttons for about 8 seconds until the service option is available then follow the on screen directions
Hitachi	C2886TN A7	When changing LOPTxs	Pay attention to type of replacement transformer; if not identical you may need to change links (see Serge)
Hitachi	C2886TN A7	St/by only but LED dim as though working (TDA8375 version)	DJ on the ground link which is located between small caps C528, C529 near the 2 X-tals X501, X502. The DJ was on the component side of the PCB.
Hitachi	C2886TN A7	Sound - int crackle	Resolder caps around sound o/p IC - build up of residue on legs
Hitachi	C2886TN A7	Pic takes long time to appear	Change R896,R897 & R898 from 150R TO 220R & set A1 to 147v at green Tr cath
Hitachi	C2886TN	service mode entering	Hold down menu key until install line appears, press up & down vol buttons together until service becomes an option then follow on screen prompts
Hitachi	C2886TN	No sound - pic ok	Muting Tr Q4000 turned on by micro. Put EEPROM into "E2 shipping mode" to set all settings to default cured it although had to retune.
Hitachi	C2886TN	Long time for pic to appear at sw on	adjust Set H.T. to 149 volts +/- .2%, Screen ( A1 ) for 147 volts on green cathode. Picture should appear aft 5 - 10 secs after sound at sw on if still a problem change R896;897;898; from 150R to 220R
Hitachi	C2886TN	Blank, black raster, sound ok	Replace ST24W16 EEPROM - to select service menu: with main menu on screen, hold vol + & - buttons on the tv until menu changes to include service option. highlight service and press vol+ to enter.