Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....
◦
register
◦
send pass
S
earch
B
rowse
U
pload
W
anted
D
atasheets
C
hassis2model
R
epair tips
F
ulltext search
C
ables & Connectors
R
epair tips
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: 16
Goodmans
GTV69W3BL
U4
11AK19pro
R629 value
2R7 in 28" 4:3; 27R in 28" widescreen; 44R in 32" widescreen
14-09-04
Panasonic
U4
Blank raster & no sound.
L102 o/c.
14-09-04
Panasonic
U4
Comes on in standby if on/off switch is used.
Relay RY1001 carbonised contacts.
14-09-04
Panasonic
U4
COMES ON THEN SHUTS OFF
C808 47u 16v
14-09-04
Panasonic
U4
Dead - no EHT - diplay = 00 ; HT = 60v
LOPTx u/s tho' checked ok on tester - NLA?
14-09-04
Panasonic
U4
Memory loss - intermittent.
Re-solder crystals associated with MAB8440 & SAB3055.
14-09-04
Panasonic
U4
No R/C operation
No 12v to r/c Rx; R1336 150R hi res; & replace 12v zener
14-09-04
Panasonic
U4
No sound & blank raster.
L102 o/c.
14-09-04
Panasonic
U4
No sound or sync.
DJ on pins of socket Z6.
14-09-04
Panasonic
U4
SET STARTS UP BUT SHUTS DOWN INSTANTLY
C808 47uF 16v OC
14-09-04
Panasonic
U4
Standby - comes on in standby.
Relay RY1001 carbonised contacts.
14-09-04
Panasonic
U4
Sync - no sync or sound.
DJ on pins of socket Z6.
14-09-04
Panasonic
U4
Tuning - intermittent.
IC SAB3035 IC dry jointed.
14-09-04
Panasonic
U4
TXC21
No power up or relay action
R1351 0R68 0.25w fusible o/c
14-09-04
Panasonic
U4
W
Display - shows 00 - no sound or picture.
HT set to high C808 ( 47u f , 25v ) in PSU.
14-09-04
Panasonic
U4
W
Squealing - low HT.
C854 ( 100u f , 250v ) , D557 ( BY299 ) , last LOPTX.
14-09-04
page:
1
FB
-
Links
-
Info / Contacts
-
Forum
-
Last SM download : Samsung BN44-00259A BN44-00260A BN44-00261A BN44-00262A BN44-00289B BN44-00291 No power to backlight repair
script execution: 0.12 s