[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] Easy CD, BURN-Proof technology and  EAX (Environmental Audio Extensions)  ECC memory  ECHS (Extended Cylinder-Head-Sectors)  ED (Extra Density)  edge-card connectors  edge-sensitive interrupts  EDO (Extended Data Out)      video adapters and  EDP (Enhanced Dot Pitch)  EIDE (Enhanced IDE)  EISA (Extended Industry Standard Architecture)  El Torito Specification  Electromagnetic Interference (EMI)  electron guns  Electronic Frontier Foundation  electrostatic discharge (ESD)  embedded audio  2nd  embedded servo  emergency repair disk (ERD)  2nd  EMI (Electromagnetic Interference)  emulation modes, in tape drives  encoding MP3 files  Enhanced Dot Pitch (EDP)  Enhanced IDE (EIDE)  Enhanced Music CDs  Entertainment PC 99  Environmental Audio Extensions (EAX)  erase power  ERD (emergency repair disk)  2nd  3rd  ergonomic keyboards  2nd  error detection  ESD (electrostatic discharge)  ESDI as disk interface  ethyl alcohol, repairing PCs and  execution units  expansion cards      caution with      installing  2nd      removing  expansion slots  2nd  Extended Cylinder-Head-Sectors (ECHS)  Extended Data Out (EDO)      video adapters and  Extended Industry Standard Architecture (EISA)  extended Int13 support  external caches  [See L2 cache] external hard disk drives  Extra Density (ED)