version 1.0 5 Dell™ optiplex™ 755 technical guiDe 5 front view 1 5.25-inch drive bay 2 5.25-inch drive bay 3 3.5-inch drive bay 4 USB 2.0 connectors (2) 5 LAN indicator light 6 diagnostic lights 7 power button 8 power light 9 hard drive activity light 10 headphone connector 11 microphone connector Mini towEr coMputEr (Mt) viEw back view 1 card slots 2 serial port 3 power connector
Your Precision 5550 supports the following operating systems: Windows 10 Home (64-bit) Windows 10 Professional (64-bit) Windows 10 Pro for Workstations Windows 10 Pro Education Windows 10 IoT Enterprise (64-bit) Ubuntu 18.04 SP1 Red Hat ® Enterprise Linux ® 8.2 (Certification Only) Specifications of Precision 5550 11
The following table lists the keyboard specifications of your Precision 5550. Table 11. Keyboard specifications Description Values Keyboard type Backlit keyboard Keyboard layout QWERTY Number of keys United States and Canada: 79 keys United Kingdom: 80 keys Japan: 83 keys Keyboard size X=19.05 mm key pitch Y=18.05 mm key pitch
D 5550 Test Method for Specific Gravity of Soil Solids by Gas Pycnometer3 D 6026 Practice for Using Significant Digits in Geotechni-cal Data4 E 11 Specification for Wire-Cloth Sieves for Testing Pur-poses5 E 177 Practice for Use of the Terms Precision and Bias in ASTM Test Methods5 E 691 Practice for Conducting an Interlaboratory Study to
2 Les stations de travail mobiles Precision série 7000 nécessitent une puissance supérieure à 130 W. Lorsqu’elles sont connectées à la station d’accueil Dell Dock WD19/WD19S (130 W/180 W), Dell Thunderbolt Dock WD19TB/WD19TBS ou Dell Thunderbolt 4 Dock WD22TB4, elles