FOR  QUALIFIED  SERVICE  PERSONNEL  ONLY 
Refer also to the preceding  Operators Safety Suiwmy 
Do Not Service  Alone 
Do  not  perform  internal  service  or  adjustment  of  this 
product  unless  another  person  capable  of  rendering  first 
aid  and  resuscitation  Is  present 
Use Care  When Servicing  With Power  On 
Dangerous  voltages  exist  at  several  points  in  this 
product.  To avold  personal  injury,  do  not  touch  exposed 
connections  or  components  while  power  is on. 
Disconnect  power  before  removing  protective  panels, 
soldering.  or  replacing  components. 
Power  Source 
This  product  is intended  to  operate  from  a power  source 
that  does  not  apply  more  than  250  volts  rms  between  the 
supply  conductors  or  between  either  supply  conductor 
and  ground.  A protective  ground  connection  by  way  of 
the  grounding  connector  In the  power  cord  is essential 
for  safe  operation.