Hitachi Zaxis 33U-5A Operator's Manual page 62

 To those Person fixed with any medical device, including
impantable device such as a cardiac pacemaker, please
read the instruction manual carefully and follow the
instructions before using this machine.
SAFETY SIGNS
SS4439187
SSYD00006176
S-50
ZX33U-5A, 38U-5A
ZX48U-5A, 55U-5A
ZX65USB-5A
MADG-00-020
MADB-00-012
MADG-00-008
MADB-00-025