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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 8
Naiko
CTVN2897
Sound absent - pic ok
No 26v supply to audio chip. Replace QR26 (TIP115).
14-09-04
Naiko
N1096
dead
dry joint C308 3n3 connected to TA7698AP chip
14-09-04
Naiko
N1096
dead
melted dc socket
14-09-04
Naiko
N1495
Dead - positor faulty had blown fuse
Konig 4740 as used in ICC5 works ok
14-09-04
Naiko
N2818W PT92
Dead
LOPTr s/c & dry joints LOP stage esp LD03 - invisible dry joint under glue
14-09-04
Naiko
N2897
Dead with whining psu
C134 dry joints, LOP Tr s/c but overheated when replaced - R196 in supply to TDA4950 & chip replaced
14-09-04
Naiko
N2897 F16
No sound/pic R170 0R1 fusible o/c in 25v supply
Failed again when replaced - TDA1521A sound o/p IC was the cause
14-09-04
Naiko
N3211 PT92
Dead - blows LOPTr
DJ on coil LD01 - joint covered in glue so not easy to see
14-09-04
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