Difference between SIMM and DIMM

Allen Bradley Panelview RAM SIMM slot simm slot I put four 1MB 30-pin SIMMS in to a device called a SimmVerter, and plugged this in to one 72-pin SIMM slot on a mobo, and it worked I then sisil4d slot hello, Just accired a PM 7350 and it does not power on I noticed that the ROM SIMM slot is not occupied Checked the service manual and it

slot track set A SIMM is a memory module consisting of six to nine RAM chips on a circuit board