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: 10
Bush
2
029
T (Onwa)
Field collapse
High HT- C909 47µ, C910 10µ, ZD402 12v zener, R442 1R2 2.5w safety, TDA3653B field o/p chip all replaced
14-09-04
Bush
2
029
T Onwa
Will not sw to st/by after the usual blow up & replacement of 47µ caps etc
Q507 BUT11AF s/c & driver Q506 2N5401 o/c - NOTE Q506 markings wrong on pcb - can use 2N5401 in lieu
14-09-04
Finlux
3
029
3000
Line spacing at bottom of screen.
CK8 ( .1uf , 63V ) small white square under frame o/p IC heatsink.
14-09-04
Finlux
3
029
V
DARK BARS ON PICTURE AND OR FIELD CRAMPING PIN 3 L
Cz14 4u7 250v OC
14-09-04
Finlux
3
029
V 3000
Dark bars across top of picture plus cramping
Ck8 ( 0.1uf ) o/c , Cz14 ( 4.7uf , 250v ) .
14-09-04
Goodmans
2019R/2
029
R
High contrast with no control after ZD401 C909 etc replaced
IC301AN5601K damaged
14-09-04
Goodmans
2
029
T
BLANK RASTER WITH NO SOUND
CHECK C113 0.01MFD FOR S/C
14-09-04
Goodmans
2
029
T
Blank raster with no sound - ok via scart
C113 0µ01 100v faulty off pin 2 IC101
14-09-04
Goodmans
2
029
T
Comes on in st/by - R/C will sw TV on
Q601 2SA1015, Q604 2SC1815
14-09-04
Goodmans
2
029
T
No sound/pic - ok via SCART
C113 0µ01 100v faulty off pin 2 IC101
14-09-04
page:
1
FB
-
Links
-
Info / Contacts
-
Forum
-
Last SM download : Mastech M932
script execution: 0.11 s