Taking apart a Hitachi DK815-10


Here it is, with SunOS 4 for Sun-3 on it.
The controller logic. Most of it, anyway.
With the case off. From left to right: platters, motor, PSU.
Platters and motor taken out.
Here it is, with SunOS 4 for Sun-3 on it. The controller logic. Most of it, anyway. With the case off. From left to right: platters, motor, PSU. Platters and motor taken out.

Some more logic to move the heads.
Another close-up.
You can see the arms that hold the heads.
Close up, you can see the platters.
Some more logic to move the heads. Another close-up. You can see the arms that hold the heads. Close up, you can see the platters.

Heads removed, we see 9 platters, good for 800MB.
These are the heads.
Again, without flash.
Platters seen from the side.
Heads removed, we see 9 platters, good for 800MB. These are the heads. Again, without flash. Platters seen from the side.