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: 488
Aiwa
VTV CTV/VCR
Dead
R 519 100k STARTUP CIRCUIT. HT SUPPLY ( 103v ) VIA THIS CIRCUIT. SIMILAR TO ORION VTV.
14-09-04
Alba
CTV1
1" strip of pic down lh side - rest black
R72 390k o/c (no line pulse to TDA3565 & TDA4505 chips)
14-09-04
Alba
CTV1
ONLY A ONE INCH PICTURE SHOWS ON LH SIDE OF SCREEN
R72 390k OC
14-09-04
Alba
CTV10
dead
mains tfmr o/c pri
14-09-04
Alba
CTV10
Dead - st/by only
D410 OC LOPT SC
14-09-04
Alba
CTV10
Dead apart from relay click
IC402 fop chip faulty
14-09-04
Alba
CTV10
Field coll
field o/p trs s/c c-e 2SC2660 (TIP41C), 2SA1133 (TIP32C)
14-09-04
Alba
CTV10
No start up
R301/302 330k ?w o/c
14-09-04
Alba
CTV10
St/by only
D410 FR605 burnt & o/c - loptx u/s
14-09-04
Alba
CTV10
Startup - no startup - dead.
R301 , R302 ( 330k 0.5W )
14-09-04
Alba
CTV11
Dead.
T301 o/c , Diode P600A o/c.
14-09-04
Alba
CTV11
Int dead.
R304 high.
14-09-04
Alba
CTV11
No sound or raster - HT & display Ok.
D/J T201 ( looks Ok ) , Q208 o/c.
14-09-04
Alba
CTV11
When removing back cover.
Check for screw inside rear foot ( underside )
14-09-04
Alba
CTV11/12
Dead
T301o/c, diode P600A o/c
14-09-04
Alba
CTV11/12
Dead apart from display & HT
Dry joints T201, Q208 o/c
14-09-04
Alba
CTV11/12
Int dead
R304 hi res
14-09-04
Alba
CTV12
Dead - channel display ok
DJs on line driver transformer
14-09-04
Alba
CTV12
Dead - Int dead - power-on light on.
R304 going high.
14-09-04
Alba
CTV12
Dead - st/by only
LOPT DRY
14-09-04
Alba
CTV12
Dead apart from chan display
Dry joints line dr tfmr
14-09-04
Alba
CTV12
Dead.
T301 o/c , Diode P600A o/c.
14-09-04
Alba
CTV12
Dead.
Dry joints on line driver transformer.
14-09-04
Alba
CTV12
Dead. HT supply Ok.
Q208 Faulty.
14-09-04
Alba
CTV12
No sound or picture channel display lit.
Dry on Line driver or LOPTX
14-09-04
Alba
CTV12
No sound or picture.
Q208 12v reg o/c can use a TIP41.
14-09-04
Alba
CTV12
No sound or raster - HT & display Ok.
D/J T201 ( looks Ok ) , Q208 o/c.
14-09-04
Alba
CTV12
No sound/pic - HT normal
Q208 12v reg tr o/c - TIP 41 works ok
14-09-04
Alba
CTV12
When removing back cover.
Check for screw inside rear foot ( underside )
14-09-04
Alba
CTV14
Dead.
Faulty mains transformer
14-09-04
page:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
FB
-
Links
-
Info / Contacts
-
Forum
-
Last SM download : DENON hfe denon poa-3000 service
script execution: 0.07 s