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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
NEI
2891 (
CE25
)
Dead - off with a bang
Chopper Tr 100 SGSIF344, D104 5v1 zener, TDA8380 control chip all s/c; IC100 TCTD1101 opto coupler leaky, R102 0R22, R109 13k7 burnt out, C122 22µ 100v leaky
14-09-04
NEI
2891FTXN
CE25
Int reverts to st/by
Dry joint at link under C154
14-09-04
NEI
C28F1FXN
CE25
Dead - st/by LED flashes
C110 220µ 63v low cap
14-09-04
NEI
C28F1FXN
CE25
No E/W or width settings
IC106/7 replacement have no effect - no line pulse to IC107 TDA8145 - R122 150k o/c
14-09-04
NEI
CE25
series
Int start up / IF instability
Connect wire link between jungle IC ground lugs to chassis
14-09-04
NEI
CE25
/28 series
St/by only with LED sw correctly
Check PSU earth link between tuner & LOPTr heatsink for dry joint
14-09-04
Sanyo
CE25
BN2 EB4-A25
No pic - HT only 125v (150v) - sound present
Diss any of secondary supplies corrects HT. When Q611 and Q612 and D617 in psu pri removed for testing & replaced cures fault!
14-09-04
Sanyo
CE25
DN5 (EB6a Chassis)
To enter option mode
hold the F/OK button on the r/c and press the P -(down) on the tv. Highlight the desired option using the P +/_ button. Vol +/- to change option selected. To exit press the recall button.
14-09-04
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