Cach thay muc may in da nang Panasonic KX-MB 772

[canhnguyen87]

Minh moi do muc may in con Panasonic KX-MB772 nhung khi in thi thay rat nhoe, minh da thu in lai nhieu lan, ve sinh lai nhung ket qua van khong tot hon la may. Vay co ban nao co kinh nghiem do muc cho loai may nay thi giup minh voi!
Thanks!