2-16
4. FRONT CIRCUIT
YES
NO NO
Is power led normally? Is U302 normal? Replace
YES
YES Check D311
NO
Is display normal? Check U302 U301
YES
Do all NO Does
buttons Work normal? TACT switch normal? Replace TACT switch
YES
YES
Check U302
Does remote NO
Control work normally? Check U301
YES
Do NO
PROGRESSIVE SCAN
led and HDCD led work
normally?
YES
END
Check D313, D314
START