Unit powers on and is in working order.

2 of the 3 probes are functioning properly. One of the 2 V9-4v probes has a lot of black space in its airshot.

Includes 3 probes 

1 V7-3 (good)

1 v9-4v (good)

1 V9-4v (Bad)

DVD writer shows error message 91-215

Keyboard that slides out does not latch in place when you try to close it back into the control panel.