Epson 486SX - Manual (Page 6)

12. Except as specifically explained in the User’s Guide, do not
attempt to service this product yourself. Refer all servicing to
qualified service personnel.
13. Unplug this product from the wall outlet and refer servicing to
qualified service personnel under the following conditions:
A. When the power cord or plug is damaged.
B. If liquid has entered the product.
C. If the product does not operate normally when the operating
instructions are followed. Adjust only those controls that are
covered by the operating instructions, since improper
adjustment of other controls may result in damage and will
often require extensive work by a qualified technician to
restore the product to normal operation.
D. If the product has been dropped or the cabinet has been
damaged.
E. If the product exhibits a distinct change in performance.
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