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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: 438
Samsung
CI537V
Display but no line drive
D912 in supply to line osc leaky
14-09-04
Samsung
CI537V
Field roll from cold & on chan change
C307 0µ47 50v tant
14-09-04
Samsung
CI537V
Int dead with chattering relay
REL901 can be faulty or broken pin 3 in connector PH01
14-09-04
Samsung
CI537V
Repeated failure of Q901 chopper Tr 2SC3552
R910 270k hi res
14-09-04
Samsung
CI537V
Stuck in AV mode
Replace tuner where switching is carried out
14-09-04
Samsung
CI537V P55
BLANK RASTER - WORKS ON VIDEO INPUT
TUNER UNIT US
14-09-04
Samsung
CI537V P55
Blank screen.
IC TDA2653A due to lack of heatsink compound.
14-09-04
Samsung
CI537V P55
Contrast low & unadjustable.
12k res on front PCB.
14-09-04
Samsung
CI537V P55
Dead - psu works but no standby dash.
XF001 ( 12Mhz ) xtal , D912.
14-09-04
Samsung
CI537V P55
REPLACEMENT TUNER MOD WITH ECC-2885PLE ( S ) TWO PINS
ON LEFT AND READING L-R - BU - VT - BH - AGC - BL - AFT - OLD UNIT = 34519-990-040 ECU 5883PLE , NEW = 34519-9
14-09-04
Samsung
CI537V P55
SET COMES OUT OF STBY BUT RETURNS IN 10secs
D912 OC NO LINE OSC START UP SUPPLY
14-09-04
Samsung
CI541ZG
Dead with relay clicking
C411 100pF 2kv s/c in LOP stage
14-09-04
Samsung
CI541ZG
Dead with relay clicking
C411 100pF 2kv s/c in LOP stage
14-09-04
Samsung
CI541ZG
Frame collapse.
R412 ( 1R 1/2w fusible ) o/c.
14-09-04
Samsung
CI541ZG
Int shut down
Invisible dry joints at chopper trfmr
14-09-04
Samsung
CI541ZG
No red may be int.
Drys Q556 ( CRT PCB )
14-09-04
Samsung
CI541ZG
No sound - set tripping - black bars on pic.
B5 rail @ 3.4v Infra red Rx leaky ( unplug PA01 - 5 rail restored )
14-09-04
Samsung
CI541ZG
PSU & LOPT pulsing - no sound.
B5 rail @ 3.4v Infra red Rx leaky ( unplug PA01 - 5 rail restored )
14-09-04
Samsung
CI541ZG
Sound crackling & cutting out.
R618 ( 5.6k ) near audio IC.
14-09-04
Samsung
CI541ZG
Stuck in standby.
Q402 ( 2SD1650 ) s/c.
14-09-04
Samsung
CI541ZG
Will not lock into channels - no sound.
B5 rail @ 3.4v Infra red Rx leaky ( unplug PA01 - 5 rail restored )
14-09-04
Samsung
CI591
Dark pic with ringing
Caps in 175v supply to RGB low - C560 2µ2 400v on crt base & C410 220µ 200v on main pcb
14-09-04
Samsung
CI5913 CI6813 U U88
DARK PICTURE
CHECK C416 ( 155v SMOOTHING ) REPLACE WITH 47mfd 250v
14-09-04
Samsung
CI5913 & CI6813
If HT smoother C560 2µ 250v has failed (on CRT base)
Change C410 or C401 from 220µ 100v to 47µ 250v. Connect -ve pin to chassis. Change C416 from 2µ2 250v to 47µ 250v. If R415 0R27 ?w is fitted check for o/c - if so replace - official Samsung mod
14-09-04
Samsung
CI5913 CI6813 U88
FAILURE OF C560 ( 2.2mfd / 250v ) CRT BASE.
REPLACE C410 TO NEW TYPE AND CAY OUT MOD
14-09-04
Samsung
CI5913 U88
HIGH FREQUENCY VIBRATION NOISE FBT VIBRATION , AND
REPLACE FBT ( 3 HOLE FIXING TYPE ) , BOND R414 ,
14-09-04
Samsung
CI5913W
Excess width & no E-W corr
C416 2µ2 250v in anti breathing cct
14-09-04
Samsung
CI5913W
No pic - sound ok
When A1 advanced dim, wide pic seen. HT correct but had noise superimposed on it. C41 4µ7 400v u/s
14-09-04
Samsung
CI5937AN
dead
TDA2616A audio o/p chip s/c
14-09-04
Samsung
CI5937AN
Dead & whining - D808 R2K 170v overvolt diode s/c
Optocoupler PC801 dry joint pin 2 - causing no fback or HT reg
14-09-04
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