The TLA 704 Color Portable Mainframe is the base component of a customer- configurable portable instrument. It can function as a logic analyzer, a digital storage oscilloscope, or both, depending on the module cards installed in its slots. The mainframe has the following features: Microsoft Windows 95 operating system Standard PC I/O ports, two PC card slots, and a PC-based processor architecture provides automatic connectivity to numerous off-the-shelf I/O devices (Ethernet, modem, printers, etc.) Display system provides internal color flat-panel LCD display (10.4-inch active-matrix TFT) and an external SVGA port capable of driving large, high-resolution external monitors Four backplane slots provide compatibility with TLA 700 Series instrument modules Easy user configurability Precision clock, bus trigger line, and event signaling between the mainframe and instrument modules supports real-time triggering, sequencing, and time correlation of events Easy service access to field-replaceable parts Mainframe compatible with international power standards, certified to international safety and EMC requirements, and tested to rugged environ- mental standards