Brother 885MC - IntelliFAX B/W - Fax Owner's Manual page 87

D If the product does not operate normally when the operating instructions are followed.
Adjust only those controls that are covered by the operating instructions. 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.
E If the product has been dropped or the cabinet has been damaged.
F If the product exhibits a distinct change in performance, indicating a need for service.
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To protect your product against power surges, we recommend the use of a power protection
device (Surge Protector).
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