> I am having a Sega CD oddity.. I mean, so odd, that it seems NO one
> can figure it out, and only one other person ever had the problem
> (google group search yielded one from '94!!)
>
> The Sega CD won't play a game.. It hangs at Checking Disc. BUT, it
> plays music CDs just fine.. I know it can read the game CDs, it spins
> up, remains spinning, and the access light goes out, stays out, blinks
> 4 times, stays out again, and repeats the 4-time blinking..
>
> I seriously can't figure this out at all.. I've taken it apart,
> cleaned everything, even resoldered EVERY darn joint on the Sega CD
> board, and STILL won't boot!!
>
> It plays CD-R music CDs just fine too, so that is a definite that the
> laser assembly is ok.. (unless im missing something?)

>> I am having a Sega CD oddity.. I mean, so odd, that it seems NO one
>> can figure it out, and only one other person ever had the problem
>> (google group search yielded one from '94!!)
>>
>> The Sega CD won't play a game.. It hangs at Checking Disc. BUT, it
>> plays music CDs just fine.. I know it can read the game CDs, it spins
>> up, remains spinning, and the access light goes out, stays out, blinks
>> 4 times, stays out again, and repeats the 4-time blinking..
>>
>> I seriously can't figure this out at all.. I've taken it apart,
>> cleaned everything, even resoldered EVERY darn joint on the Sega CD
>> board, and STILL won't boot!!
>>
>> It plays CD-R music CDs just fine too, so that is a definite that the
>> laser assembly is ok.. (unless im missing something?)

>
> Maybe the laser is just slightly misaligned, just enough for it not to
> be able to correctly read the data, but ok for music? That's just a
> guess... ...

> The games are perfectly scratch free.. They work in my PC via an
> emulator (even an old 1X SCSI drive reads them fine)..
>
> I have even copied the games onto fresh new CD-Rs, the same brand CD-Rs
> the music CDs are, and they fail also..
>
> How does one realign the laser if that is it? It has booted, only to
> freeze completely (no disc activity at all matter of fact, and it may
> even freeze with corrupted graphics)..

> The games are perfectly scratch free.. They work in my PC via an
> emulator (even an old 1X SCSI drive reads them fine)..
>
> I have even copied the games onto fresh new CD-Rs, the same brand CD-Rs
> the music CDs are, and they fail also..
>
> How does one realign the laser if that is it? It has booted, only to
> freeze completely (no disc activity at all matter of fact, and it may
> even freeze with corrupted graphics)..

>> The games are perfectly scratch free.. They work in my PC via an
>> emulator (even an old 1X SCSI drive reads them fine)..
>>
>> I have even copied the games onto fresh new CD-Rs, the same brand CD-Rs
>> the music CDs are, and they fail also..
>>
>> How does one realign the laser if that is it? It has booted, only to
>> freeze completely (no disc activity at all matter of fact, and it may
>> even freeze with corrupted graphics)..

>
> That I am unsure of...but there some techies here who know all about
> it, I'm sure someone will chime in at some point over the
> weekend...just hang in there. :)
>
> Bel
> --
> Whip Ass Gaming: http://www.whipassgaming.com/

> ok, good.. hopefully this time my Sega CD can play something else
> other than Linkin Park and Aerosmith, LOL
>

>
> I even tried messing with the POTs on the laser assembly (there was 4-5
> on mine), non helped, or made playing music CDs impossible...
>
> Of interesting note though, it will NOT read a PlayStation CD either..
> I know I know, it won't boot it, but it usually lets me play the MUSIC
> on them, but it won't let me read the music on those either... Hmmmm..

> ok, good.. hopefully this time my Sega CD can play something else
> other than Linkin Park and Aerosmith, LOL

>> I am having a Sega CD oddity.. I mean, so odd, that it seems NO one
>> can figure...

> I had something similar to this. It didn't resolve until I opened it and saw
> that the head was not going all the way down to the center position (where
> the head would be to read data as close to the hole as possible). I put some
> grease on the little grooved axle and it worked after that. I think it
> couldn't read data at the very center and that kept it from working.
>
> I don't know how audio cds are arranged, nor do I know how a SegaCD's data
> is arranged, but if there are areas on the sega cd that are not on an audio
> cd, then perhaps your laser is not reaching the area needed for the sega cd.
>
>
>
> "BelPowerslave" ev1.net> wrote in message
> news:1160780915.267826.38260@k70g2000cwa.googlegroups.com...

>>> I am having a Sega CD oddity.. I mean, so odd, that it seems NO one
>>> can figure it out, and only one other person ever had the problem
>>> (google group search yielded one from '94!!)
>>>
>>> The Sega CD won't play a game.. It hangs at Checking Disc. BUT, it ...