Sega 999-0921 - Manual (Page 57)

The items listed below require periodic checks and maintenance in order to retain the performance of this
machine and ensure safe operation.
14. PERIODIC INSPECTION TABLE
Be sure to check once a year to see if Power Cords are damaged, the Plug is
securley inserted, dust is accumulated between the Socket Outlet and the Power
Plug, etc. Using the product when dust has accumulated can cause a fire or
electrical shock.
Once a year, request an interior cleaning from the place of contact stated herin or
from the Distributer from which the product was purchased. Using the product
when dust has accumulated in the interior can result in a fire or short circuit
accident. Note that cleaning the interior parts can be performed on an individual
pay-basis.
CLEANING CABINET SURFACES
If the cabinet is badly stained, use a cloth which is dipped in the chemical detergent liquid diluted with water and then
squezzed dry. Do not use thinner, benzine, alcohol or chemical dustcloths, as these can damage the Cabinet surfaces.