3-9
E
Audio DAC received
correct data stream?
Normal Audio output
when disc playback?
Normal IR.VFD & Front
panel key functions?
TEST END
NO
NO
YES
YES
YES
YES
Check connection between
ZR36888 & Audio DAC.
NO
Normal Audio DAC out?
YES
Check the related circuit of
Audio DAC.
NO
Check Audio filter, amplify,
mute circuit.
Communications between
IR.VFD Front panel key &
ZR36888 is normally?
NO
Check communication lines
on ZR36888
Check the cable connection
on Front panel.
Summary of Contents for T515C
Page 27: ...3 16 FIG 7 2 DVD FIG 7 3 CD FACT FACT FE FE SBAD SBAD ...
Page 28: ...3 17 FIG 7 4 CD 8 FOCUS ON WAVEFORM FIG 8 1 DVD FE FOSO FACT FACT FACT FE SBAD ...
Page 34: ...3 23 2 Audio Related Signal FIG 14 2 AOUT0 ABCK ALRCLK ...
Page 48: ...3 45 3 46 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...
Page 49: ...3 47 3 48 2 KEY P C BOARD 3 TIMER P C BOARD TOP VIEW BOTTOM VIEW TOP VIEW BOTTOM VIEW ...
Page 51: ...3 51 3 52 6 KARAOKE P C BOARD KARAOKE MODEL ONLY 6 7 9 TOOL ...
