For Use in Fax 2300ML, Fax 2400ML, Fax 2460ML, Fax 2500ML, Fax 3500ML, FAX 5000P, FAX PPF-2300ML, FAX PPF-2400ML, FAX PPF-2500ML, FAX PPF-3500ML, HL-600 PS, HL-621, HL-630, HL-630 Plus, HL-630M, HL-630NE, HL-631, HL-641, HL-645, HL-645+, HL-650, HL-655M,