Chapter 10. Environmental requirements This chapter describes the environmental requirements for IBM z14 $^{TM}$ servers. It also lists  the dimensions, weights, power, and cooling requirements that are needed to plan for the  installation of an z14 server. Note:  Throughout this chapter, “z14” refers to  IBM z14 Model M0x (Machine Type 3906)  unless otherwise specified. For more information about physical planning see  IBM 3906 Installation Manual for Physical  Planning,  GC28-6965. This chapter includes the following topics: The following options are available for physically installing the server: GLYPH<SM590000> Air or water cooling GLYPH<SM590000> Installation on a raised floor or non-raised floor GLYPH<SM590000> I/O and power cables can exit under the raised floor or off the top of the server frames GLYPH<SM590000> A high-voltage DC power supply or the usual AC power supply GLYPH<SM590000> 10.1, “Power and cooling” on page 390 GLYPH<SM590000> 10.2, “Physical specifications” on page 397 GLYPH<SM590000> 10.3, “Physical planning” on page 398 GLYPH<SM590000> 10.4, “Energy management” on page 403 389 ' Copyright IBM Corp. 2017. All rights reserved. 10