Model Number: 3156-9406
Models 135 and 140:

Up to two are supported on the Model 135 and one on the Model 140.

Card slots required: One.

Model 9406-30S:

MES install on the Model 30S:

The Model 30S has one base and three feature memory slots.

The Model 30S requires:

#5145: Additional Battery Back-Up (Internal) when main storage exceeds 160MB

#5144: Additional Battery Back-Up (External) when main storage exceeds 384MB

Supported on the following systems: