Lexmark T642 User's Guide - Page 34
Installing an optioncard, Coax/Twinax Adapter for SCS
UPC - 734646722001
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Installing and removing options Installing an option card The printer has two connectors that support the following option cards: • Hard disk with adapter card • MarkNet N8000 series internal print server • RS-232 Serial Interface Card • Parallel 1284-B Interface Card • Coax/Twinax Adapter for SCS Warning: Option cards are easily damaged by static electricity. Touch something metal such as the printer frame before you touch an option card. 1 Locate the card connectors on the system board. 2 Remove the screw and the cover plate, and save them. If you are installing a tall card, install it in connector 1. If you are installing two short cards on a model with multiple connectors, use connector 1 first, and then use connector 2. 3 Unpack the card. Save the packaging materials. 4 Align the connection points on the card with the connector on the system board, and push the card firmly into the system board connector. 5 Insert the screw saved from the cover plate (or the extra screw shipped with the card). 6 Tighten the screw to secure the card. Screw Cover plate Installing an option card 34