3
TROUBLESHOOTING FLOW CHART
2. PIF CIRCUIT
A. TROUBLESHOOTING OF RF RECEIVING CIRCUIT (FOR TMI APPLIED SYSTEM)
NO
NO
YES
YES
YES
YES
YES
NO
NO
Is Video Signal at Video Out point,
Pin No. 24 of TMI Block?
Is Audio signal at Audio Out point,
Pin No. 21 of TMI Block?
Check the A/V Switching and
Video Circduit.
(In case of 2 SCART System)
Check the Power Supply Circuit.
NO
Check Q001,Q002, Q003, D003
and Power Supply Circuit.
Check the SCL & SDA line.
Check the video Circuit.
(In case of 1 SCART System)
Is +5V supplied to BB point,
Pin No. 1 of TMI Block?
Is +9V supplied to B+ point,
Pin No. 13 & 14 of TMI Block?
Is SCL & SDA normally applied ?
Change the TMI Block.
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...