6 Dell OptiPlex GX1/GX1p Managed PC and OptiPlex NX1 Net PC Systems Service ManualPower Supply, 115/230-VAC, 1-8precautionary measureslow-profile computer, 4-1midsize computer, 5-1mini tower computer, 6-1OptiPlex NX1 computer, 7-25removing and replacing partslow-profile computer, 4-1reset button removallow-profile computer, 4-5midsize computer, 5-6mini tower computer, 6-6resource conflictseliminating, 2-5riser board removallow-profile computer, 4-15midsize computer, 5-17mini tower computer, 6-19OptiPlex NX1 computer, 7-116SEC cartridge/heat sink assemblyabout, 1-16, 4-19removal, low-profile computer, 4-19removal, midsize computer, 5-21removal, mini tower computer, 6-23removal, OptiPlex NX1 computer,7-15secondary cache memory, 1-3server-based diagnostics, 2-6service-related information, 1-18,1-24SMART technology, 1-4specifications, technical, 1-35stand removalmidsize computer, 5-4OptiPlex NX1 computer, 7-3subsystemsaudio, 1-5expansion, 1-13memory, 1-17NIC, 1-7SVGA, 1-5switch, AC voltage selection, 1-8low-profile computer, 1-10midsize computer, 1-11mini tower computer, 1-12OptiPlex NX1 computer, 1-13system battery removallow-profile computer, 4-20midsize computer, 5-22mini tower computer, 6-24OptiPlex NX1 computer, 7-16system boardcomponent locations, 1-18features, 1-18jumper locations, 1-20removal, low-profile computer, 4-16removal, midsize computer, 5-18removal, mini tower computer, 6-20removal, OptiPlex NX1 computer,7-12service data, 1-16system diagnostics. See diagnosticssystem error messages, 3-3system power supplyremoval, low-profile computer, 4-12removal, midsize computer, 5-14removal, mini tower computer, 6-16removal, OptiPlex NX1 computer,7-8System Setup programabout, A-1key combination to enter, A-1options, A-3screens, A-2system unit. See computersystem. See computer