3-2 Installation and ConfigurationINSTALLATION INSTRUCTIONSUSER-INSTALLABLE MODULESExpansion sockets located behind a panel at the rear of the plotter allow the user to installadditional memory modules. These SIMMs (single in–-line memory modules) are availablein 4MB and 8MB sizes. Installation is accomplished by removing the access panel (4screws), installing the module(s), and reattaching the access panel. ROM sockets are alsoprovided for use with ROM enhancements as developed. Installation instructions are pro-vided with the modules and also provided in Chapter 6 of this manual. Information on order-ing the memory expansion and ROM modules is provided in Chapter 1 of this manual.An interface port on the back of the plotter allows the user to select one of several availablemodular interfaces at a time. The modular I/O cards can be easily changed to match the de-sired application. Installation instructions are provided with the modules and also providedin Chapter 6 of this manual. Information on ordering the modular I/Os is provided in Chapter1 of this manual.CONNECTIVITYDepending upon the interface and hardware being used to drive the plotters, different cablescould be required. A listing of cables and other connectivity related issues is provided in theDesignJet 650C documentation listed in Chapter 1 of this manual.LINE VOLTAGE AND FUSINGThe HP C2858/9A DesignJet 650C plotter’s power supply automatically adjusts to the inputvoltage. The plotter’s autoranging power supply accepts an input of 90 to 264 Vac.POWER CORD CONFIGURATIONSPower cord configurations shipped with the plotter depend upon the country of destinationfor the plotter. See Figure 3-1 for information on the power cord configurations available foruse with the plotters. When connecting the plotter to the ac source, ensure that the appropriatepower cord is used.Download Free Service Manual and Resetter Printer at http://printer1.blogspot.com