ADTRAN 25 manual Following Symbols and Pictographs Appear on the Equipment

THE FOLLOWING SYMBOLS AND PICTOGRAPHS

APPEAR ON THE EQUIPMENT

SYMBOL

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions

ELECTRICAL SHOCK

Warns of the danger of electrical shock from hazardous voltages present within the control unit

Warns of the risk of

f i r e i f t h e a i r f i l t e r is not in place

b