user's Guide

٢  
              
http://partsurfer.hp.com.
●
   HP Z440
●
   HP Z640
●
   HP Z840
●
 
   HP Z440
     HP Z440
١    ٥
  USB 3.0 )١(
٢   ٦
USB 3.0 )٣(
٣ ٧
 Combo   )
/(  )(
٤    ٨
   )(
٥  ٢   