Only replace the fuse in the UPA-500 with a fuse of proper value and voltage rating.
The UPA-500 should only be cleaned as directed in the Installation and Operation Manual. Avoid spraying
liquids directly onto the unit and NEVER spray liquids into the vents. Care should be taken so that small
objects do not fall into the inside of the unit.
You should seek service for your UPA-500 by qualified service personnel if any of the following occur:
1. The power-supply cord or the plug has been damaged.
2. Objects or liquid have fallen or spilled into the vents.
3. The unit has been exposed to rain.
4. The unit exhibits a marked change in performance.
5. The unit has been dropped, or its enclosure or chassis is damaged.
NOTE: TO COMPLETELY DISCONNECT THE UPA-500 FROM THE AC POWER MAINS, DISCONNECT
THE AC POWER CORD FROM THE AC RECEPTACLE.
NOTE: THE POWER CORD ON THE UPA-500 MUST REMAIN READILY ACCESSIBLE AT ALL TIMES.
!
CAUTION
CAUTION: TO REDUCE THE RISK
OF ELECTRICAL SHOCK, DO
NOT REMOVE COVER. NO USER
SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL.