-13-
TROUBLE-SHOOTING
4.No Sound
Check
Mute or Volume Level
Check Speaker
And Connection
Check Audio_L/R
(#6,#12 of I601)
Check Sound B+
(#3, #16 of I601)
Check
#10 of I601
Check/Replace
Analog 4.4V, B+
Aound Mute Line
Check
#27~#28 of IC501
Check
#31 of IC501
Check/Replace
B+, SCL,SDA
of Tuner
Check/Replace
SF01
Check/Replace
I501
Check/Replace
5V, Check
external condition
Check
#9~#14
of IC501
RF(Analog)
External(AV)
Check/Replace
D817
(Sound B+ Line)
Check/Replace
I602
Under 1V
Over 3V
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Summary of Contents for DTT-3250
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