Sanyo DP32640 Service Manual page 36

TROUBLESHOOTING FLOW CHARTS (CONT.)
NO AUDIO
All Modes ?
No
RF(TV), Digital(TV)
only
AV1 or AV2or AV3
Is there
signal at IC001 ?
No
or PC
HDMI 1 / 2
Is there
signal at speaker
terminal ?
Yes
No
Check:
Line : IC001 10,13pin(L),6,9pin(R)
Yes
Parts: IC001 (Audio AMP.) and peripheral circuit
Check:
Line:
IC001 27pin - IC5500 F1pin (ACLK)
IC001 30pin - IC5500 G4pin (ADATA1)
IC001 29pin - IC5500 F2pin (LRCLK)
IC001 28pin - IC5500 L3pin (BCLK)
Parts:IC001 (Audio AMP.)and peripheral
circuit, IC5500
Check:
Line:
A6102 12pin - IC5500 A12pin (IF1)
A6102 11pin - IC5500 B12pin (IF2)
Parts: A6102(TU) and peripheral circuit,
IC5500
Check:
Line:
AV1 Terminal - IC5500 C17pin (L), B20pin (R)
AV2 Terminal - IC5500 A17pin (L), B19pin (R)
AV3 Terminal - IC5500 B17pin (L), A19pin (R)
PC Terminal - IC5500 B18pin (L), A18pin (R)
Check:
Line:
HDMI1 Terminal - IC5500
HDMI2 Terminal - IC5500
Parts: IC5500 and peripheral circuit
– 31 –
Check:
Speaker(SP901,SP902)