| Subject | Text |
| Horiz output | Ahh I get it now,
I would like to scope the base signal while lamp load is on and measure frequency |
| repairing dvd p.s | dear cam
first of all inform about the type of power supply used in dvd player it will be either |
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| kv35v36 | The SMPS power supply is very delicate and critical in this sony cercuit. first of all take out the |
| Sony wega KV32FV1 won't turn on | The red light flashes hear relay click but no picture or sound. Looking for schematic now. Is this s |
| dvd power suply problem | dear cam,
from ur observation as transforemer has 8 pins on each side,power supply appears to be |
| Fixed it !! It turned out that one secondary supply from the SMPS transformer was zero volts - the |
| In general, with SMPS there are switched & unswitched lines.
Unswitched lines are usally one |
| Nordmende Spectra_V_1404_SV | The VCR does not switch on.
The VCR does a 'tick tick' every second from the power supply. The swit |
| Hi
This eleman must be an SMPS+Powe driver IC. |
| I use variety of THT or SMD zener diodes in different applications from SMPS to Audio/video & R |
| [quote:475a553cc3="fpc3"]vtech,
I just realized that you said the PD [u:475a553cc3]controls[/u:47 |
| Re: NOKIA Service manual | [quote:de773c022f="Batzeo"]Does anyone has service manual for NOKIA 7175 ? It doesn't start the SMP |
| It does not drive smps transformer .It is on the secondary side of switching transformer(cold side). |
| power failure | what's the cause for letting no power in the secondary side of an SMPS power supply. there is power |
| Re: NOKIA Service manual | [quote:2e61b6630f="Batzeo"]Does anyone has service manual for NOKIA 6230i ? It doesn't start the SM |
| Isolation txformer is basically a 1to1 ratio device that only seperates the two ground planes . Yes |
| switching | hi
iam getting problem with BPL MODEL DJR9530 SWITCHING PROBLEM
IAM NOTGETTING OUTPUT VOLTAGES FRO |
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| dsc calibration | Hello, I am also having the focus problem with my coolpix 5400 .
Can someone please SEND me the Dsc |
| Re: Sharp TV clicking. | [quote:66d15c3fc5="burg_69"]Sounds like a SMPS (Switched Mode Power Supply) fault. The problem with |
| From looking at the block diagram of the Receiver, it [b:ab87fb4710][u:ab87fb4710]appears[/u:ab87fb4 |
| Sharp TV clicking. | Sounds like a SMPS (Switched Mode Power Supply) fault. The problem with these power supplies is that |
| Re: need datasheet | [quote:0db10ea522="thefixer"]hello every one i need datasheet of ka1522p ,it is a power supply chip |
| There's a few good ideas here so I'll give them a try, thanks.
With regards to the caps, yes, I've |
| Thank you jts1957 but no, this will not cure the overheat problem.
I tried several LA7845N, sever |
| NOKIA Service manual | Does anyone has service manual for NOKIA 7175 ? It doesn't start the SMPS. |
| kv35v36 tv | check the smps power supply, if you have an osciloscope check any voltage spikes in there, and any f |
| Philips 32PW6006/01 line stage shuts down after few seconds | Hi everyone,
I've got a sod of a TV set here which is puzzling me and I hoped that someone here |
| Re: need datasheet | [quote:2746796118="vtech"][quote:2746796118="thefixer"]hello every one i need datasheet of ka1522p |
| Hitachi C2989FS CTV | My Hitachi 29"CTV blew on low voltage mains supply. Power dropped from normal 240Vac to about 8 |
| Like I mentioned, there was never any schematic for the SMPS and I do not have the one I drew some t |