Sanyo DP19648 Service Manual page 38

TROUBLESHOOTING FLOW CHARTS (CONT.)
NO VIDEO
All Inputs?
Yes
No
RF(TV), Analog(TV),
Digital(TV) only
AV1 only
AV2 only
Component
(480i, 480p, 720p, 1080i)
AV3 only
Component
(480i, 480p, 720p, 1080i)
PC only
RGB
Check:
Line: IC5500 - LCD Panel (RGB)
Parts: Around IC5500 (Screen Controller), LCD Panel,
Wire (K5LV: To LCD Panel)
Check:
Line: A6100 21pin - IC5500 AE2pin
Parts: Around A6100 (TU_IF), IC5500
Check:
Line:
Terminal(CV) - Q5800,5804 - IC5500 W3pin
Terminal(Y) - Q5801,5805 - IC5500 U3pin
Terminal(C) - Q5802,5806 - IC5500 V3pin
Parts: Around IC5500
Check:
Line:
Terminal(Y) - IC1240 16pin (Y)
Terminal(Pb) - IC1240 11pin (Pb)
Terminal(Pr) - IC1240 8pin (Pr)
Parts: Around IC1240 (SW)
Check:
Line:
Terminal(Y) - IC1240 1pin (Y)
Terminal(Pb) - IC1240 14pin (Pb)
Terminal(Pr) - IC1240 9pin (Pr)
Parts: Around IC1240 (SW)
Check:
Line:
Terminal 1pin (R) - IC5500 T5pin
Terminal 2pin (G) - IC5500 R4,R5pin
Terminal 3pin (B) - IC5500 R3pin
Terminal 13pin (H) - IC5500 K5pin
Terminal 14pin (V) - IC5500 L5pin
Parts: Around IC5500
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A6100 20pin - IC5500 AF2pin