Sanyo DP26649 Service Manual page 36

TROUBLESHOOTING FLOW CHARTS
NO AUDIO
All Inputs?
Yes
No
RF(TV) ,Digital(TV)
only
AV1 only
AV2 only
Component
(480i,480p,720p,1080i)
AV3 only
Component
(480i,480p,720p,1080i)
PC only
RGB
HDMI 1/2/3 only
Check:
Line: IC5500 - LCD Panel (RGB)
Parts: Around IC5500 (Screen Controller), LCD Panel,
Wire (K5LVDS: To LCD Panel)
Check:
Line: A6100 21pin - IC5500 AA17pin
Parts: Around A6100 (TU_IF), IC5500
Check:
Line:
Terminal(CV) - Q5802,5806 - IC5500 AD19pin
Terminal(Y) - Q5803,5807 - IC5500 AB14pin
Terminal(C) - Q5804,5808 - IC5500 AB10pin
Parts: Around IC5500
Check:
Line:
Terminal(Y) - IC5500 AB16pin (Y)
Terminal(Pb) - IC5500 AB8pin (Pb)
Terminal(Pr) - IC5500 AE12pin (Pr)
Parts: Around IC5500
Check:
Line:
Terminal(Y) - IC5500 AD15pin (Y)
Terminal(Pb) - IC5500 AE8pin (Pb)
Terminal(Pr) - IC5500 AD11pin (Pr)
Parts: Around IC5500
Check:
Line:
Terminal 1pin (R) - IC5500 AD9pin
Terminal 2pin (G) - IC5500 AB12pin
Terminal 3pin (B) - IC5500 AE7pin
Terminal 13pin (H) - IC5500 Y21pin
Terminal 14pin (V) - IC5500 Y22pin
Parts: Around IC5500
Check:
Line:
HDMI1 Terminal - IC5500
HDMI2 Terminal - IC5500
HDMI3 Terminal - IC5500
Parts: Around IC5500
– 31 –
(continued)
A6100 20pin - IC5500 AA18pin