Epson G7500UNL Users Guide - Page 248
identify the positioning of the cells, To identify the battery holder itself and
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No. Symbol 8 9 10 11 12 13 14 Approved Standards IEC60417 No.5926 - IEC60417 No.5001B IEC60417 No.5002 - IEC60417 No.5019 IEC60417 No.5017 Description Polarity of DC power connector To identify the positive and negative connections (the polarity) on a piece of equipment to which a DC power supply may be connected. Polarity of DC power connector To identify the positive and negative connections (the polarity) on a piece of equipment to which a DC. power supply may be connected. Battery, general On battery powered equipment. To identify a device for instance a cover for the battery compartment, or the connector terminals. Positioning of cell To identify the battery holder itself and to identify the positioning of the cell(s) inside the battery holder. Positioning of cell To identify the battery holder itself and to identify the positioning of the cell(s) inside the battery holder. Protective earth To identify any terminal which is intended for connection to an external conductor for protection against electric shock in case of a fault, or the terminal of a protective earth electrode. Earth To identify an earth (ground) terminal in cases where neither the symbol No.13 is explicitly required. 248