Aboutthepapersizedierenceinrightandleft, youcandolikethisstep:
1, lookatthepicturea, loosenthe1,2,3.4
2.lookatpictureb, loosenthescrew1, thentightthescrew2alittle, thentightthescrew1inpictureb
3.tightthescrew1234inpicturea
thencheckthesizeofthepaper (ifnotcorrect, adjustitagain)
iftherightisbigger, đinh đóng cột2inthepictureb, ifrightissmaller, loosenthescrew2inpictureb
hình ảnh một
hình b
