4.5  AC Power Supply 
AC Adapter Assembly
Fatal electric shocks can be caused by use of the incorrect power plug adapter 
or improper use of the power plug adapter.
t   Attach the country-specific power plug adapter to the AC adapter. The power 
plug adapter must be suitable for the wall outlet at the installation location.
t   Do not insert the power plug adapter into the socket without an AC adapter.
Item number 
on packaging
Power supply/country-specific 
power plug adapter  
(packed in PE bag with printed 
country code, e.g. EU)
Illustration  
(from left to right)
YEPS01-PS4 Power supply with  
connection cable
China (CN)
South Africa (ZA)
Australia (AU)
India (IN)
USA and Japan (US+JP)
Europe (EU)
United Kingdom (UK)
YEPS01-PS5 Power supply with  
connection cable
Argentina (AR)
Brazil (BR)
Korea (KR)
t  Select the country-specific power plug adapter. The power plug adapter must be 
suitable for the wall outlet at the installation location.
t  Push the power plug adapter into the AC adapter’s holder. The ribbed button 
must be facing forward.
t  Push the power plug adapter all the way in until it audibly engages. 
t  Check that the power plug adapter is firmly locked in place. To do this, gently pull 
on the power plug adapter.
y  If the power plug adapter cannot be moved then it is locked in place.