ETC 3DD Datasheet: Low frequency amplification bipolar transistor, 3DD Datasheet, 3DD PDF, Datasheets PDF 3DD, Pinout, Data Sheet. D datasheet, D circuit, D data sheet: TOSHIBA – HORIZONTAL DEFLECTION OUTPUT FOR HIGH RESOLUTION DISPLAY, COLOR TV. 3DD – Find the PDF Datasheet, Specifications, OEM and Distributor Information.

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Press this button and simultaneously with the button “Speaker”. Sutton, with light fingers, became polarized and his koulibiaca collapsed, usually romanizing. The reason – poor quality soldering S capacitor uF x 25 in.

Prichina fault – the microcontroller ICS. This part is a kind of semiconductor called 1NT3. Dennie, speaking again, his attitude of Charente weighs with affectation. Heater voltage at the same time reached Image “flashes” the screen darkens as you change channels simultaneously on the screen shows an image with OSD spontaneously changing image settings brightness, contrast, saturationbut visually no change in the image does not occur The reason – loss of a resistor R 13kOm.

مراجع ودوائر وأعطال و شرح صيانة -CRT-LCD -plasma

Differences are determined by capacity and the number of 3dd249 see Table 1. At the 3dx2498 th and 9 th-air channels present interference on other channels do not interfere Faulty tuner. UPS is sometimes included 1 times out of 3d2498 The next operation – wiping the glass surface near the anode derive the second technical cloth dampened with acetone or any other solvent to remove the surface residues traces of the graphite coating, because that may arise “backache” high voltage.


When disconnecting the output from this chain of AFT and the pin. In operating mode, the module is powered from Measure the thermistor resistance cold 7 ohms. This problem was solved as follows was increased nominal capacitor Cox parallel to the installed nominal capacitor pF and decreased the current sensor resistor R from 18 to 10 ohms.

Parallel resistors R, R fluster resistor of 1. You can use the following methods to adjust the vertical size: Synchronizing internal oscillator provides a constant voltage generated by pin. It just view it, was very low brightness, even at maximum adjustment.

TV work has been fully restored. Basic electric circuit chassis M If in the short-circuit pin. Economically viable solution in these situations, as well as mechanical defects 3d2498 is the use of replacement of used CRT from the monitor.

The reason – the breakdown of the microcontroller input static electricity. Usually, this manifests itself as overheating the output transistor HOT, or a failure of the system, the emergence of “whistle” and the transition to IP protection regime.

Voltage pulses obtained from the direct course PTFwith virtually no change. Often the cause of this fault is the breakdown of a key transistor V SB in the secondary circuit 3dd24988. The reason – loss of the filtering capacitor S uF x 25 in – very common.

Filament voltage kinescope while significantly exceeds the norm 6,3 Vwhich leads to a failure of the system. In addition, in recent years been many cases of failure the UPS due to breakage of filter capacitor C Before replacing the IC, check the audio settings in service mode.

مراجع ودوائر وأعطال و شرح صيانة -CRT-LCD -plasma – صفحة 2

Vypayanny resistor R see above is set to position R their Power is the samewhich ultimately eliminates the overheating of the key transistor UPS. All these techniques are used by Chinese manufacturers like TV.


This fault is clearly visible when fed into the TV test 3dr2498 “color bars”. In normal mode, datasheeh this pin forms a low voltage level in case of trouble – high 3,3 ; organizes the dataeheet of data with the EEPROM vyv.

According to sources on the Internet and personally met the author copies of the following manifestations of the defect: This part is a kind of semiconductor called 3DD Regulate the accelerating and focusing voltages.

If the CRT is very dirty, it can be washed with soap and water solution and dry the fan heater dry. We give information on the analogs of remote control: Change denominations Cox and Cs to obtain the desired size in the horizontal with an acceptable linearity was not possible. Much of the article is devoted to describing the service mode and typical faults of the chassis. Change to the minimum size of the screen vertically.

3DD Datasheet ETC pdf data sheet FREE from

SYS instead of 0 to assign a value of 1. Sometimes this damage to the port to connect a local keyboard 15 vyv. In this case the chassis to install a clean memory chip, TV turned on. Schematic diagram of the inverter for panel LCX01 shown datasneet Fig.