| Subject | Text |
| Toshiba 3787DB - Very low Base / Woofer output | Getting a very low output on the sub woofer, with the sub and the base turned all the way up you can |
| check output | check output voltages on other side of the power block |
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| shorted output | Hi, the blinking led on the front panel is telling you that you have a short
in thee amp, the bulge |
| The Open Drain Output Troubles about STC12C5A | Good afternoon,sir
Recently I am involved in a project that controlling an analog switch--CD4066. H |
| I/O extenders for 8051-compatible microcontrollers | I am woorking on a project, based on 8051 compatible microcontrollers and i need many input/output b |
| Aiwa Amplifier MX-Z4400MK | Hi - Can anyone help with schematic for this amplifier. It has very low output. I notice that one ch |
| PHILLIPS TV SPEAKERS | HELLO, To begin with the addition of speakers to a unit has to involve the understanding of the tot |
| Sony | hello again,
just remembering something : I once had the problem coming from the booster capacito |
| Optonica Amp | Need a schematic for Optonica (Sharp) Amp SM-4100.
The mains transformer is o/c. If anybody can t |
| Philips 29PT6231 Dead with stdby light blinking | Initially, Philips 29PT6231 set completely dead. No picture, no stdby light, no sound except for tic |
| Philips Brilliance 181AS LCD TFT monitor with dull display | Hi everyone,
Perhaps someone would be kind enough to offer me some advice... I repair electronic |
| Scart to RF | Does anyone know of any cables, modulators, switches or other such gadgetery that allows me to take |
| I have seen the caps go leaky, basically turn into a resistor. it wont read shorted but when voltage |
| I agree with Miguel. if your mixer has PAN controls just turn all of them to the same end so your ch |
| I`m looking for a manual or scheme for a [b]Sony ss-fcrw150[ | I want to connect the subwoofer to a Kenwood KRF-V5560D receiver. On the backpannel of the subwoofer |
| Fitting LOPT with two focus controsl to single grid CRT | I have fitted a recommended replacement LOPT on a Logik LK74. However, it has two focus output lines |
| RZ2500amp | I've repaired a RZ2900 with the same problem, I replaced the output I.C STK 4152II and replaced a ze |
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| convergence | well R3243 the 110K Ohm or 120K Ohm resistor (both values have
been used by Zenith) should be repla |
| sound but no picture | Hello,
If you see a bright horizontal line , horizontal deflection is still working, if heaters glo |
| Diana needs help about NCS2001 amp | Hello,
Can anyone help me on my little project herein. I'm using an rail-to-rail operational sub-1 |
| SAMSUNG CI533CN | Hi,
Anybody help me with a circuit diagram for this model.
The audio output is working, but |
| measure dc voltage at bad chan. output with no load. if over 0.1vdc then driver amp (circuit prior t |
| 12 volt - 240 Inverter | Hi
If you use a search engine such as Google and type in the word 'Inverter' or better still Inve |
| re; vertical | Hi, you have bad electrolytic caps in the vertical circuit, usually
replacing ALL the defective one |
| Sony Amp - The woes continue | Andreas,
Try removing every input and output and see what happens, then add them back one by one |
| The only way to determine what the problem is would be by examining the supply on the bench - remote |
| STR-DE875 Service Manual is needed (or just a part of it) | Hello folks! ;) i'm new to this forum and i've very pleased with it since it might solve my problem. |
| Thanks for the feedback. the chemical fuses that you refer to what do they look like? Resistors with |
| Questions on Zenith SJ2773LK | Thanks for the information. BTW, where would the horizontal output transistor & and the power su |
| capacitors | Dietrich, any of the caps that are in paralell with the horizontal output
transistor could be bad c |