Hi Tobias,
thanks for your reply. I will try to replace the two 74LS257.I hope not to need replacement the RAM chips, because it will be "painful" to find the faulty.
I have a multimeter, so If you have something in your mind to check please enlighten me.
Thanks,
Vassilis
Search found 2 matches
- Thu Oct 20, 2016 1:16 pm
- Forum: Hardware
- Topic: QL startup issue
- Replies: 12
- Views: 5843
- Wed Oct 19, 2016 4:10 pm
- Forum: Hardware
- Topic: QL startup issue
- Replies: 12
- Views: 5843
QL startup issue
Hi everyone,
Ι need desperately your precious help. The issue is that on the boot up it displays red, green vertical bars and also white horizontal lines.
QL is connected to tv and the motherboard is issue 6.
What can I do to fix my favourite computer?
http://photos.voutsasva.com/zp-core/i.php?a ...
Ι need desperately your precious help. The issue is that on the boot up it displays red, green vertical bars and also white horizontal lines.
QL is connected to tv and the motherboard is issue 6.
What can I do to fix my favourite computer?
http://photos.voutsasva.com/zp-core/i.php?a ...