4
TROUBLESHOOTING FLOW CHART
3. SERVO-SYSCON CIRCUIT
A.
Playback picture
is not good
Noise appears
although
adjusting tracking.
Check and re-adjust
the path of Deck.
YES
NO
NO
NO
YES
YES
Adjust tracking.
Noise appears
although change
cassette tape.
YES
Is CTL pulse output
at pin 97 of IC501?
Playback picture
is not good
YES
NO
Check IC501
The voltage of pin 7
of IC501 not changing?
Check R509, C520
CTL HEAD height
is normal and
there is not dust?
Adjust the HEAD
height and
remove dust.
Check circuit
adjacent to IC501
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...