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: 18
Daewoo
DMQ2072
No signals & no OSD
R256 18R o/c in st/by reg cct
14-09-04
Matsui
1476 , 1492 , 2076
REMOTES NO FUNCTIONS
CHECK IC TYPE IN TELE MAG APRIL 95 PAGE 408
14-09-04
Matsui
2074
Dead
HT at LOPTr; no 12v - ZD401 12v zener s/c; C909/911 47µ 63v 105deg; R419 4R7 2W replaced
14-09-04
Matsui
2074
Dead - no 12v from LOP stage - HT high
R421 0R68, R419 5R6 & ZD401 BYX61-C12; C909 & 919 47µ 63v was the cause (HT should be 115v)
14-09-04
Matsui
2074 2086
LINE OUTPUT TRAN OR ZD401 SC
FIT HIGH TEMP C911 47uF
14-09-04
Matsui
2074/2086
Dead - LOPTr or ZD401 12v stab failed
C911 47µ 50v in psu
14-09-04
Matsui
2076R
Dead - R505 0R82 o/c
IC501 STK730-060 s/c & replaced C511 10Mfd
14-09-04
Matsui
2076R
Hum bar on pic
Ripple on agc feed to tuner - C004 dry joints
14-09-04
Matsui
2076R
HUM BARS ON PICTURE
C004 DRY IN AGC FEED TO TUNER
14-09-04
Matsui
2076R
Won't go to st/by
Q503 2SD401A
14-09-04
Mitsubishi
CT2207
Frame bounce.
C403.
14-09-04
Philips
28DC2070 D16
Pic/sound or colour slow to appear at sw on with false line lock
Check electrolytics in IF module
14-09-04
Sharp
C2072
Lack of height
Set running perm off start up supply - R237 15k o/c or dry joint Q209
14-09-04
Sharp
C2072
No sound - o/p stages working
R319 270R o/c
14-09-04
Sony
KV2075
POOR CONVERGENCE
L551
14-09-04
Sony
KV2207
off
R604 470K on psu hi res
14-09-04
Sony
KV2207U
Dark picture.
R724 ( 1M ) high.
14-09-04
Sony
KV2207UB
Dead
R604 470K on psu panel gone high!
14-09-04
page:
1
FB
-
Links
-
Info / Contacts
-
Forum
-
Last SM download : Wistron shiba rsa schematics
script execution: 0.15 s