12
TROUBLESHOOTING FLOW CHART
4. AUDIO CIRCUIT (NORMAL)
A. TROUBLESHOOTING OF PB MODE
No sound in the
playback mode
Is the output at pin 96
of IC301?
Check power circuit
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
Is 5V applied to
IC301?
Check A/V select circuit
IS collector of
Q204 GND?
Check Q204,
Q205, Q206
Check pattern and
AC Head
NO
Is "REC H" less than
0.2V?
Is clock and data applied
to pin 23, 24 of IC301?
Check SYSCON
Appendix
Summary of Contents for DV- K213S Series
Page 15: ...14 CIRCUIT DIAGRAM 1 POWER CIRCUIT DIAGRAM 230V ONLY...
Page 16: ...15 CIRCUIT DIAGRAM 2 SYSCON CIRCUIT DIAGRAM...
Page 17: ...16 CIRCUIT DIAGRAM 3 A V CIRCUIT DIAGRAM SECAM...
Page 18: ...17 4 PIF CIRCUIT DIAGRAM CIRCUIT DIAGRAM...
Page 19: ...18 CIRCUIT DIAGRAM 5 HIFI SW CIRCUIT DIAGRAM...
Page 20: ...19 CIRCUIT DIAGRAM 6 SW CIRCUIT DIAGRAM...
Page 25: ...24 COMPONENTS LOCATION GUIDE ON PCB BOTTOM VIEW 1 PCB MAIN...
Page 26: ...25 DISASSEMBLY 1 PACKING ASS Y...
Page 27: ...26 DISASSEMBLY 2 FRONT PANEL ASSEMBLY DV K813S SERIES DV K823S SERIES...
Page 28: ...27 DISASSEMBLY DV K873S SERIES DV K893S SERIES...
Page 29: ...28 DISASSEMBLY DV K843S SERIES DV K863S SERIES...
Page 30: ...29 DISASSEMBLY DV K9A3S SERIES...