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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: 14
Ferguson
F
G2
0CB22U
Switches itself off aft 10 mins
Replace 4 elects in pri of psu
14-09-04
Minato
G2
Dead
TP01 - fitted BUZ90A, RP01 5R6 5w, RP05 1M o/c
14-09-04
Nikkai
TL
G2
000
Black hor line drifts down pic on AV
Q220 JC501P s/c on small rear pcb (BC546 used in lieu)
14-09-04
Nikkai
TL
G2
195
Tuning range limited
ZD101 33v zener faulty
14-09-04
Nikkai
TL
G2
501
E-W dist
R154 o/c, L103 defective, also check TDA8145 EW cotrol chip & RV105 100k pot
14-09-04
Philips
M
G2
.1E 28PW9515/05
Dead with LOPTr s/c - BU2520DF
For reliability do following mod - remove C2411, change C2413 to 10µ 100v, R3406 to 100R to alter line dr coupling from ac to dc
14-09-04
Philips
M
G2
.1E 32PW9523/05M
Starts up, relays click then shuts down with LEDs flashing
Check relay 1010 - conducts only briefly at sw on in this case
14-09-04
Sanyo
C25E
G2
5ND EB2A
Loud hum when heated & low gain
dry joint on a black insulated wire link that runs from the secondary side of the chopper transformer to one of the regulator chips in the centre of the PCB; check tuner earths for low gain
14-09-04
Sony
AE-2B KV
G2
515
no satellite reception
Q3001 2SC2412K leaky
14-09-04
Sony
AE2B KV
G2
515U
Dead with 350v on reg
R612 470k o/c
14-09-04
Sony
AE2B KV
G2
915U
No picture (A flashes once B flashes 13) - Field
IC501 STV9739, C1505 220uF 63V
14-09-04
Sony
KV
G2
1/KVT21
Int reverts to st/by
R563 180k in Q561 emitter
14-09-04
Sony
KV
G2
512
Satlelite section failed - no LNB volts
CP605 on main board D o/c (difficult to get at)
14-09-04
Thomson
TX807 25D
G2
1U
Dead - st/by only
dry joint CL21 0µ14 1.6kv, LOPTr BUH516 leaky - use BUH517TH or equiv
14-09-04
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Last SM download : Matsui 1410R_T
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