akira CT-29TP9An, Руководство по обслуживанию

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Model No: CT-29TP9AS-5P60
Version 1.0
Figure 1-2: Repair logic chart for search/ tune & stored
Cannot search / tune station
Check & ensure IC102 is
24108 and is not 24104
Short circuit IC101 Pin 38
& Pin 40
Can search/ tune and stored
station
Cannot search/ tune station
Subsequent video selection
circuit malfunction Without snowy noise
spot With snowy noise
spot
Open circuit jumper wire
J151 RF/IF circuitry
malfunction Check electrolytic
capacitor C212,
resistor R209;
replace if faulty.
Stage IC801 switch
faulty Stage IC802 switch
Flyover wire
bypass J151 to
capacitor C230 Check during
switching J144,
J145 changeover of
voltage level, and
IC802 supply
voltage.
Replace
IC801 Replace
IC102 &
IC101
NG OK