The side panels are fastened in a curious way – by means of pronged latches.
It’s simple – you unfasten the screw and take the latch out.
And then you can easily remove the panel. The panels are designed well:
Besides the reinforcing ribs for more stiffness, there is a lock in the bottom part to center the panel during installation. The side grid can be easily removed:
And that’s a proper solution. From the point of view of cooling, this system case is in fact an originally decorated open rack, which is good for keeping the temperature of components as low as possible. But it is not good when you are building a silent PC, for example. It’s easy to transform the PC-777 into an acoustically closed system case: just unfasten a few screws and replace the default vent grids with custom-made acryl panels. If you care about the appearance of your system case, you can also fasten a lamp on the interior of the side panel to highlight what picture you’ve had engraved on it.
It is all rather ordinary inside except that you have a lot of free room due to the special shape of the case: