Advice on Broken Toshiba SD900e DVD Player Appreciated

Glennza

New Member
Toshiba SD-900e (same as SD-9200).

I've had this player for about ten years. It is obsolete as a dvd player but I have been using it as a DVD-A player, a role in which it excels.

For a while now it had been occasionally skipping on many disks (bought and burned), so I opened it up and did the usual checks, oiled the tracks, cleaned the laser etc. Still the same. Interestingly, it seemed to settle down and play normally once it had warmed up for an hour or so.

Then, out of frustration, I did something stupid (you probably know what's coming) and started tweaking the pots on the laser circuit board. None of them were labelled so I was making minute adjustments.

Long story short. I ended up over-tweaking and eventually the unit wouldn't read any disks at all. Player just says "Insert Disk"

I figured I had fried the laser so I ordered a replacement. Arrived, installed. Same!!!

When either a CD or DVD is inserted, the disk will spn up for a few seconds then the dreaded message appears. The laser moves freely on its tracks, the laser is visibly working and it tries to focus, it just won't read anything!

Normally I would just ditch it but it was very expensive and dvd-audio players are not that common (at least good ones).

I guess I must have fried something on one of the logic boards? Nothing else was done prior to the error message appearing other that the laser tweak.

If anyone has any advice, I would be eternally grateful!!

Glenn
Adelaide, Australia
 
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Personally I wouldn't spend time and money trying to fix it.
Plenty of inexpensive DVD players around. Don't know about Australia, but here in US even brand new at the store will be about $35.
Used (thrift stores) - even less so.
 
Personally I wouldn't spend time and money trying to fix it.
Plenty of inexpensive DVD players around. Don't know about Australia, but here in US even brand new at the store will be about $35.
Used (thrift stores) - even less so.

As I said, this is a DVD-Audio player being used in a high end sound system. It is a VERY good hirez audio player and not so easily replaceable (without spending several thousand dollars. However, thanks for your input.
 
When you replaced the laser did you remove the solder short on the new laser. Which is there to protect the new laser from static charges.
 
When you replaced the laser did you remove the solder short on the new laser. Which is there to protect the new laser from static charges.

Yes, I left it until last thing once it was fitted. As I mentioned, the laser fires up and moves up and down.
 
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