HP ProLiant SL270s HP ProLiant SL Servers Planning Guide - Page 39

2. Is there adequate space for maintenance needs? Minimum recommended clearances, front and rear: 914 mm (36 in). 3. Is access to the site or computer room restricted? 4. Is the computer room structurally complete? 5. Is a raised floor installed and in good condition? 6. Is the raised floor adequate for equipment loading? 7. Are there channels or cutouts for cable routing? 8. Is there a remote console telephone line available with an RJ-11 jack? 9. Is a telephone line available? 10. Are customer supplied peripheral cables and LAN cables available and of the proper type? 11. Are floor tiles in good condition and properly braced? 12. Is the floor tile underside shiny or painted? If painted, determine the need for particulate test. Power and lighting 13. Are lighting levels adequate for maintenance? 14. Are AC outlets available for servicing needs? (for example, vacuuming) 15. Does the input voltage correspond to equipment specifications? 16. Is a dual power source used? If so, identify type and evaluate grounding. 17. Does the input frequency correspond to equipment specifications? 18. Are lighting arrestors installed inside the building? 19. Is power conditioning equipment installed? 20. Is there a dedicated branch circuit for equipment? 21. Is the dedicated branch circuit less than 72 m (250 ft)? 22. Are the input circuit breakers adequate for equipment loads? Safety 23. Is there an emergency power shut-off switch? 24. Is a telephone available for emergency purposes? 25. Is a fire protection system installed in the computer room? 26. Is antistatic flooring installed? 27. Do any equipment servicing hazards exist (loose ground wires, poor lighting, or others)? Cooling 28. Can cooling be maintained between 20ºC and 55ºC (up to 5000 ft)? Derate 1º C/1000 ft above 5000 ft and up to 10,000 ft. 29. Can temperature changes be held to 10ºC/h with tape media? Can temperature changes be held to 20ºC/h without tape media? Preparing for installation 39