Search found 45 matches

by Steven.G
19 Jul 2020 23:03
Forum: HARDWARE
Topic: No picture.
Replies: 92
Views: 69194

Re: No picture.

Thanks Dave you've been a great help.
I did try to get the board out but it refused to budge, I'll try the again tomorrow along with the other tests.

Steve..
by Steven.G
19 Jul 2020 21:46
Forum: HARDWARE
Topic: No picture.
Replies: 92
Views: 69194

Re: No picture.

No +5v reading.

And the words "voltages are AC" worry me!!

Steve..
by Steven.G
19 Jul 2020 20:54
Forum: HARDWARE
Topic: No picture.
Replies: 92
Views: 69194

Re: No picture.

I have a multimeter.

Sound connected and the volume turned up, even tried headphones in the ear socket and still no audio output?

Checked fuse yesterday visually and removed and with multimeter, not blown.

Is the video chip the TMS9929ANL chip? not that it matters as all chips are cold.

Steve..
by Steven.G
19 Jul 2020 20:18
Forum: HARDWARE
Topic: No picture.
Replies: 92
Views: 69194

Re: No picture.

I've re soldered the wire back on and still nothing, I tried <Control><G> ,, nothing.
It occurred to me that even though the Power supply red light is on how do I test if any power is actually going to the board.

Steve..
by Steven.G
19 Jul 2020 16:44
Forum: HARDWARE
Topic: No picture.
Replies: 92
Views: 69194

No picture.

Hi everyone and thanks for the acceptance to the forum. I've been given a MTX 512 and was feeling chuffed however on connecting to the TV couldn't find the output using the ariel lead. Tried a BNC to phono connector plugged into the video output but still no signal. On advice I Removed the keyboard ...