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Search: Posts Made By: nbdy
Forum: Troubleshooting TVs and Video Sources 11-01-2019, 04:23 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

Sorry had a hard working week ...

Tested the fets,they seem ok onboard test ...

Should I have some specific voltages on them ???
Forum: Troubleshooting TVs and Video Sources 10-27-2019, 02:41 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

When I short the pins 3 & 4 I get 5V instead of 10V ... on 50uF/50V,and on Q903 i get 5V instead of 0.7V

THe voltages don't change with or without S/B connected to 5V
Forum: Troubleshooting TVs and Video Sources 10-27-2019, 02:32 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

Changed the 817 optocupler (IC906) but the same result,now i have 1V ...

Will try to short it ...

The voltage on 1&2 is also 1V on IC906 ...

When I short the pins 3 & 4 I get 5V instead of...
Forum: Troubleshooting TVs and Video Sources 10-27-2019, 02:03 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

I have 970mV on both states with S/B on 5V,and without the S/B on 5V ...

and without the ENA to 5V connected ...

With ENA to 5V all the same - 970mV

So i think changing the optocupler maybe...
Forum: Troubleshooting TVs and Video Sources 10-27-2019, 01:14 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

The R918 showing 4R7 ...

The C912 replaced,all the same ...
Forum: Troubleshooting TVs and Video Sources 10-27-2019, 12:46 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

The C912 Shows 49uF ESR 0.54 Loss 0.8%

The ZD910 shows 720 in one direction, 6V reading on board or -6V turning the probes

The ZD903 shows 717 in one direction, 4.3V reading on board or -4.3V...
Forum: Troubleshooting TVs and Video Sources 10-26-2019, 11:49 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

I have 13.3V on Q903 ...
Forum: Troubleshooting TVs and Video Sources 10-26-2019, 02:20 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

@R_J : Got 325V on the capacitor in both states with the S/B on 5V or not ...

The IC909 has 10V on pin 8 ..
Forum: Troubleshooting TVs and Video Sources 10-25-2019, 03:44 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

Any one with some idea ???

Does any one know where to buy another PSU ... Looked on ebay there is none ...

thx
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 01:13 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

thx for now ..

If you got new ideas let me try :-)

Any other advice is welcome 2
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 12:21 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

Still the same 10.80V

Faund the ESR meter,it says 0,75 ohm,0.7% loss
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 12:11 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

Nope,can only change the whole capacitor
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 11:24 AM
Replies: 45
Views: 582
Posted By nbdy
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 10:42 AM
Replies: 45
Views: 582
Posted By nbdy
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 10:18 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

with ENA and S/B to 5V i got 500V for 1-2 sec then a drop to 327V ...

On IC901 and ZD904 ..
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 10:02 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

@dick_barton should the ENA also be connected to 5V ???

I got 440V between IC901 (5,6,7,8) and cathode of ZD904, without ENA connected only S/B with 1k to 5V ...

Yes the 325V is with the 5V to...
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 04:17 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

I got 323V DC
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 03:20 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

@budm PINS are :

ENA
DIM
12V
12V
GND
GND
GND
24V
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 02:21 PM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

12V - 0V
24V - 0V

With both S/B and ENA to 5V ...

The PSU is disconnected from the MBO ...

The measures in 5. post are made without the MBO ..

Rechecked the C933 and C934 both OK ...
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 09:04 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

ENA - 50 mV
DIM - 270 mV
12V - 0V
24V- 250 mV
5V - 4.74V
S/B - 0V
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 06:21 AM
Replies: 45
Views: 582
Posted By nbdy
Re: Philips 32PFL3606/58

When I plug it in (220V) then the led turns on for a sec and all turns off,can't power it on again ...

https://www.dropbox.com/sh/v328onhbj37lhf5/AACeQ9xLWNvrSvaN84X-kaa8a?dl=0

Unpluged the...
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 05:24 AM
Replies: 45
Views: 582
Posted By nbdy
Philips 32PFL3606/58

Hi,

Have a 32pfl3606h/58 from philips,which when I plug him in turns on,and then off (1-2 sec) ...

The PSU board looks OK,no damaged caps,no damaged fuses ...

Tryed to measure the 24V,12V,5V...
Forum: General Electronics Technical Discussion 01-07-2019, 11:35 PM
Replies: 5
Views: 298
Posted By nbdy
Re: Unknown components

THX,

The 5 or 6 pin makes no difference for the 3012 ??

the AOZ3013 i faund late yesterday ...
Forum: General Electronics Technical Discussion 01-06-2019, 10:20 PM
Replies: 5
Views: 298
Posted By nbdy
Re: Unknown components

thx delaware74b for pics

On the second board the U14
Forum: General Electronics Technical Discussion 01-06-2019, 11:22 AM
Replies: 5
Views: 298
Posted By nbdy
Unknown components

Hi,

sorry if this is in wrong discussion ...

I had a little problem with my power supply (used the wrong cable), and burned 2 components on my SSD ...

the one is 3012 743J4 SOT25,and the...
Showing results 1 to 25 of 133

 
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