m200 slotM200-C is the aluminum alloy metal shell for M200. The M200-C is support to install with the C296 10mm aluminum alloy heatsink. Installation Video. ... even if the case retains the SDOption module in option slot 1 has changed: Option slot 1 on the drive is a different type to that installed when parameters were last saved on the drive. SL.Er: ... Get your faulty M200 Series