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Samsung Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGUN46F6400
Power supply relay knocking, tv restartingOne of the likely causes could be the c.i. LED driver. To find out if the defect is in one of the two, simply measure the voltage in diodes d9001 and d9002, if tsound is a high level in either of them, the defect is in the c.i. corresponding to the diode in question. if tsound is a high level in the d9001, the defect is the ic9101 and if tsound is a high level in the d9002, the defect is the ic9201.Replace ic9101 or ic9201NARDINHO ALFENAS
SAMSUNGCL21K40MQ
Turns on with a dark stripe in the corner, pulling sideways to close the image and turns off, horizontal synchronizationChange capacitor cr404s on the flyback sideDj pituka
SAMSUNGUN50NUXXXX
No imageChange the LEDs, TV with many LED burning routines and also with cracks or burned spots on the acrylicChanging the LEDs, acrylic and modifying the power supply to lower the LED voltagesAlex Lopes <small>This email address is being protected from spambots. You need JavaScript enabled to view it.</small>
SAMSUNGUN32D5000
It does not turn on, the standby LED does not light up, this only happens at 220v voltage, because at 110 volts it works correctlyCm806, with low capacity (100uf/25v), on the primary power supplyReplace cm806MIGUELTV
SAMSUNGLM40B530P2MXZD
LM40B530P2MXZD
Turns on but no image or sound appearsDefective boardCleber
SAMSUNGLN37B530
Whitish image with color blurs.T board with gamma defect.Replace tcom plate, more compensable.RNSPTEC
SAMSUNGLN26D450
TV turns on, but no image, sound or backlight.Main board with altered capacitors.Replace c1113, 1114, 1115, 1116 10μF, located next to the memories and c227, 229, 230, 10μF next to the ic204 coil, replaced.RNSPTEC
SAMSUNGPL51E490B4M
S51AX-YB01
Does not turn onThe ic sems23/1244a-apmt815zc heats upEdison Quintero
SAMSUNGCL21Z40MQ
Turn it on and smoke the 200k r414, the zd402 5v6 and the 681/2k cr404s capChange the 200k r414 the zd402 5v6 and 681/2kv cap cr404s and 68k/3kv cr409sdj pituka
SAMSUNGUN49J5200
No image, back light onOn the TCON board, only LED1 lights up, LED 2 blinks and goes out, without avdd and havdd voltage.Defect on the screen, but it can be "resolved". in the left flat, count 11 tracks from left to right and isolate 6 tracksMário Fernandes Testoni Junior
SAMSUNGPN43H4000AG
TV doesn't turn on, LED STBY is off.Board short, replace main board.Bga micro controller shortRNSPTEC
SAMSUNGPN43H4000AG
TV does not turn on, the LED blinks 6 times, voltages between STBY and power on are normal.Defective main board.Replace main board micro bga failure.RNSPTEC
SAMSUNGUN32F5200
TV doesn't turn on, nothing works...Integrated circuit s3310 shorted, transistor stf10mn60nd shorted and 5a fuse open... all this on the power supply board bn44-00605aReplaced the s3310 integrated circuit with the s3330, the transistor with another original one and the fuse and the TV worked perfectly again.Fuao
SAMSUNGUN32J4300
No image, backlight onCheck vcon, installed 10v zenerShorted zener diode, does not mark position or voltage, is close to the v-off point, measures 8 volts on the board. next to large disc caposkarala
SAMSUNGUN32K4100AG
Completely stoppedFuse f203 open and ic210 shortReplace the ci ic210 and the fuse and go to the hugLuiz videotek
SAMSUNGT24A350
Turn off lampsOnce hot, turn off the lights. good lamps/good power supply - defect in the mainWithout this main diagram, turn off pin 14 cn201-pwn_dimming or epwmoskarala
SAMSUNGPL51F4500AG
Turns on and then turns off.Circuit analyzed, main board with shorted reg line.Reg 3v3 smd ic1202 line shorted, smd capacitor between the tuned and rca terminals hidden in the crack. It was only possible to find it by applying a voltage of 3v, 3a to the line and feeling the heating.RNSPTEC
SAMSUNGUN40B6000VM
Does not turn on, relay knockingShort on main boardIc 3013 (shorted hdmi controller - sil9287b) identified several shorted input pins to ground, removed the ic and the tv started working again, i replaced the hdmi controller with the sil9287 bcnu model) and everything worked normally.CDS_DIAS
SAMSUNGUN32FH4205
Turns on and the LEDs blinkShorted LEDs. This TV works with 2 curved LED bars, with 9 LEDs in each barReplace the bell wsoundver you have bad LEDs. In my case tsound were 3 bad LEDs on each bar, I replaced the 2 straight away. It's more guaranteedflavio
SAMSUNG21Z58
Retrace line and turning offTriggers protectionR270 10kJoao Bosco Sorocaba