| Subject | Text |
| :?: Not exactly sure what you are trying to accomplish? Can you rephrase and be more specific as to |
| Re: Basic questions about TV | [quote:27cda00d7c="Rouslan N."]I am repairing a TV for the first time and have no experience\knowled |
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| Can't tell what is suppose to look like but you need to be able to see some sort of a pulse. Remembe |
| Help For Optical To Electrical Converter Design | The project is to detect the onset/offset of pictures on a computer monitor (CRT or LCD). Monitor st |
| If the picture width is too large and it has E/W pincushion distorsion as you describe, then the fau |
| electronic mania | The first applications of electron tubes were in radio communications. Guglielmo Marconi pioneered t |
| Philips chassis EM2E , dont' start only stand by flashes | Hi guy , have problem with this TV , when press main switch , the red led is present if press remote |
| That depends on which kind of billing pulses is used in the telephone network where the unit is to b |
| TF791D-TF2304 | I find a service manual of marconi deviation meter model TF2304
i have a service manual of marconi |
| Looks like it. Tried looking for VC1031 Datasheet. Apparently it is an ancient, non-existent NEC dri |
| SONY KV29FX20E. LED BLINKING TWICE | hello can you help me with this fail? thanks.
i think that its the fe1a chassis, when try to star |
| ...or you can simply use the rf modulator from a vcr. Works for me since 2000 ! |
| I had the same problem and I solved in this way (cut & paste from nl.hobby.video newsgroup messa |
| Problems with LG plasma tv PDP42V5 using DGK-420W ( DGK420W revA) power supply pcb.
This PSU is al |
| Sharp tv 70DS-03SN, hiccuping PSU | A tv as above has hiccuping power supply. For each pulse, there is a flashover across R820 (1K0 SMD |
| Philips 42pf9966/98 plasma Won't turn on | When I push power button on side of TV (remote isn't doing anything), I hear a click as it tries to |
| Hi to you all newbee on forum would like some help please | Depends on the use but I would use a pulse width type like the one in the link below as the D.C moto |
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| Could be a number of possibilities. The optocoupler pulse is used as a source to counted down /proc |
| :idea: Found the following:
1) C951 = 4.7ufd/250V
2) Suggest changing these caps in standby po |
| How could it be an RF modulator issue if the picture from the tuner is crystal clear? |
| TDA8174A lowers imput impedance suddenly ? | Hi,
I have a TDA8174A as vertical amplifier. The vertical trigger pulse from the TV processor is in |
| Yes, I believe the speed is controlled by some magnetic wave or something like that.
The connecti |
| Bosch KGU30604GB Freezer compartment too warm | Hi,
I have a Bosch frost free fridge freezer KGU30604gb that used to work fine now the fridge is ok |
| If the E/W correction is made by a diode modulator, first check both diodes and the capacitors paral |
| service manuals | i'am trying to service manuals of deviation meter Marconi TF 2304
My e-mail address is: p.arnone@e |
| Panasonic CT-27SL14J | Need Service schematic for this TV. It will not power up, have gone as far as I can without schem |
| [quote:eb6f71e345="PatXaran"]Hi,
I think your post may be dead and buried, but I just discovered it |
| Both new lasers that I bought did not solder a static point - photo.
My laser -> http://www.al |
| frequency halver | i have made a simple clock with some 4026's (decade counter with 7 segment output) connected to some |
| - TP30 has NOT killed by itself !! There is a Cause producing this !!!!!
Find IT Before ALL !!!
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