Sanyo DP42840 Service Manual page 36

TROUBLESHOOTING FLOW CHARTS (CONT.)
NO VIDEO
Trouble Shooting Video US1P(42)
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 19pin - IC5500 153pin
Parts: Around A6100 (TU_IF), IC5500
Check:
Line:
Terminal(CV) - IC5500 155pin
Terminal(Y) - IC5500 177pin
Terminal(C) - IC5500 176pin
Parts: Around IC5500
Check:
Line:
Terminal(Y) - IC5500 159pin (Y)
Terminal(Pb) - IC5500 161pin (Pb)
Terminal(Pr) - IC5500 157pin (Pr)
Parts: Around IC5500
Check:
Line:
Terminal(Y) - IC5500 165pin (Y)
Terminal(Pb) - IC5500 167pin (Pb)
Terminal(Pr) - IC5500 163pin (Pr)
Parts: Around IC5500
Check:
Line:
Terminal 1pin (R) - IC5500 172pin
Terminal 2pin (G) - IC5500 174pin
Terminal 3pin (B) - IC5500 170pin
Terminal 13pin (H) - IC5500 139pin
Terminal 14pin (V) - IC5500 138pin
Parts: Around IC5500
Check:
Line:
HDMI1 Terminal - IC6600 - IC5500
HDMI2 Terminal - IC6600 - IC5500
HDMI3 Terminal - IC6600 - IC5500
Parts: Around IC5500, IC6600
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A6100 21pin - IC5500 152pin