IRDA BGA Rework Station T862++ User Manual
Http://www.tech168.cn
10
(1)When the area of the chips is below 15mm*15mm, please choose the
IR-lamp temperature about 160-240
℃
, and choose the lens which
D=28mm to avoid destroying other places, usually it will take you
about 20-40seconds.
(2)When the area of the chips is between 15mm*15mm and 30mm*30mm,
please choose the IR-lamp temperature about 240-320
℃
, and choose the
lens which D=38mm to avoid destroying other places, usually it will
take you about 30-60seconds.
(3)When the area of the chips is above 30mm*30mm, please choose the
IR-lamp temperature 350
℃
Attention: you should turn on the pre-heat
dish first, and set-up the temperature about 150-200
℃
,wait 3-5minutes
to allow the temperature steady on the set-up temperature),and choose
the lens which D=48mmto avoid destroying other places, and keep the
lamp body direct light. You should control the time carefully to avoid
burning the chips.
5
）
Adjust the focus. The minimum focal diameter of infrared lamp body is
15mm; the maximum is above 30mm, adjust them according to different
chips. Usually, the ideal height between lamp and the chip is 20-30mm.
Adjust the focusing knob by the size of the chip. Ideally, the bright spot
should cover the whole chip.
6
）
Turn on the two switches on the front panel for the pre heating plate and
the infrared lamp.
