~Toughbooktalk~

Just wondering if anyone has joined this site ?? http://elektrotanya.com They have lots of service manuals but to join you need to answer 5 questions. Wondering if anyone did the test yet.

The Test

1. What is the essence of the already available “LED TV”?


a; TFT LCD TV with CCFL background light
b; TFT LCD TV with LED background light
c; TV containing LED pixels
d; TV containing OLED pixels

2. What is the PFC circuit (Power Factor Correction) used for?


a; It makes nearly ohmic the electric equipment, thereby reducing network losses
b; It decreases the dissipation of the chopper transistor
c; It improves the efficiency of the SMPS
d; It increases the input voltage of the SMPS

3. What kind of part is in the picture? (see picture #3)

a; Fuse
b; Tantalum capacitor
c; Quartz
d; Thermistor

4. What kind of appliance can be seen on the picture? (see picture #4)

a; Oscilloscope
b; Frequency meter
c; Digital multimeter

5. What is this table calling your attention to? (see picture #5)

a; The appliance works with battery
b; To the danger of having electric shock.
c; It is recommended to use an electric screw driver

Yes I answered the 5 questions a couple years back...
They were different questions

Someone owes me a choc chip cookie....

toughasnails wrote:Just wondering if anyone has joined this site ?? http://elektrotanya.com They have lots of service manuals but to join you need to answer 5 questions. Wondering if anyone did the test yet.

The Test

1. What is the essence of the already available “LED TV”?


a; TFT LCD TV with CCFL background light
b; TFT LCD TV with LED background light
c; TV containing LED pixels
d; TV containing OLED pixels

2. What is the PFC circuit (Power Factor Correction) used for?


a; It makes nearly ohmic the electric equipment, thereby reducing network losses
b; It decreases the dissipation of the chopper transistor
c; It improves the efficiency of the SMPS
d; It increases the input voltage of the SMPS

3. What kind of part is in the picture? (see picture #3)

a; Fuse
b; Tantalum capacitor
c; Quartz
d; Thermistor

4. What kind of appliance can be seen on the picture? (see picture #4)

a; Oscilloscope
b; Frequency meter
c; Digital multimeter

5. What is this table calling your attention to? (see picture #5)

a; The appliance works with battery
b; To the danger of having electric shock.
c; It is recommended to use an electric screw driver

Well they tell me I only had 1 right...bull crap. Maybe I was too long doing the test?? will try in a couple days. Thanks Shawn