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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: 917
Sony
BE2
DEAD , VOLTS AROUND STR WRONG.
CHECK PS801 0.6amp , IF o/c CHECK D611 ( R2M ) Sony 8-719-303-49 STR54041 Sony 8-749-901-65
14-09-04
Sony
BE2
Excess HT of 180v instead of 135v
STR54041
14-09-04
Sony
BE2
Int col
dry joints line timebase/psu
14-09-04
Sony
BE2
Int or no col
Trimmer in Xtal ref osc cct - replace with 22 or 27pf fixed cap
14-09-04
Sony
BE2
Sqealing psu with sound/pic present
C610 22µ 63v
14-09-04
Sony
BE2
St/by only
PS801 cct prot 600mA in HT line o/c
14-09-04
Sony
BE2 KVM1410U
Int sound & vis
dry joint L50 next to IC502 TDA8304
14-09-04
Sony
BE2 KVM1621U
Int pic - comes & goes when banged
Dry joints L501
14-09-04
Sony
BE2/2A
No or int pic
C 012 (50V/22uf) near TDA3505 and clean PCB underneath.
14-09-04
Sony
BE2/A
Int col in sympathy with sound - goes off when tapped with EHT brushing effect also
Check earth pin on LOPTx for dry joint & LOPTr heatsink earth conn
14-09-04
Sony
BE2/A
Int colour
change the orange coloured colour trimmer CTV 3331 next to the 8.86meg X332 crystal for a green one salvaged from a scrap chassis.
14-09-04
Sony
BE2A
Blank raster - sound ok
Scastle pulse dist - DAN202 sm diode D504 leaky
14-09-04
Sony
BE2A
Blank raster/no sound
R04 470R sm on Txt pcb cracked
14-09-04
Sony
BE2A
Blue screen+Flyback lines
TDA3505G ( VIDEO PROC )
14-09-04
Sony
BE2A
Colour intermit
CT332 trimmer dodgey, clean or replace pt no1-141-418-11
14-09-04
Sony
BE2A
Dark pic with green flaring & burning smell
R812 1k 1w safety feed res for A1s burnt & D806 leaky used BY210/800 as replacement
14-09-04
Sony
BE2A
Dead - no start up volts
R602 270k under chopper tfmr
14-09-04
Sony
BE2A
Dead - st/by LED flashes every few secs
PS801 N15 cct prot - change to N38 (1.75A)
14-09-04
Sony
BE2A
DEAD-D611 SHORT DUE TO HIGH HT
C618 OPEN
14-09-04
Sony
BE2A
Dim pic - lacking in contrast when warm
CA021 22mfd 50v
14-09-04
Sony
BE2A
E-W bowing
C806 47n 250v split and faulty
14-09-04
Sony
BE2A
FAINT VERTICAL LINES LEFT SIDE OF SCREEN
FIT 150nf/250v CAP BETWEEN PINS 2 AND 3 OF CNC74 ( IS NEAR FOCUS POT ) 3 PIN PLUG. CAP PtNo 1-137-146-11
14-09-04
Sony
BE2A
Field collapse
Check R801 ( 0.47R ) & PS501 if both o/c IC501 ( uPC1488 ) u/s if ok check for D/J around ic
14-09-04
Sony
BE2A
IC1001 REPLACEMENT FROM PCA84C840P/016 WHEN FITTIN
R025 FROM 100K TO 82K ( 1-216-093-00 ) C006 FROM 100pf TO 33pf ( 1-163-105-00 ) IC1001 ( 8-759-199-00 )
14-09-04
Sony
BE2A
Int blank screen
dry joints at pin 16 TDA8304 IC502 and other pins
14-09-04
Sony
BE2A
Int col
replace CT332 trimmer with 15pf fixed cap
14-09-04
Sony
BE2A
Int col CT 332 reqs adj
To adj s/c pin 11 IC371 to chassis then adj CT332 for stationary pic or replace CT332 with 15pf cap
14-09-04
Sony
BE2A
Int flashing across pic
dry joints on loptx earth pin & chopper heatsink, C802 & heatsink for loptr
14-09-04
Sony
BE2A
Int Red
Not Q706,Q709 but vid proc chip IC302 TDA3505-V1
14-09-04
Sony
BE2A
Interference - int , worse when tapped
Bad earth conn IC601 STR54041 heatsink
14-09-04
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