Power Tools Daily

How do I fix a Bostitch Electric Desktop Stapler 02,210 model?
My work has one of these staples and can not imagine how crack open to solve the internal problem that seems to have. It has no screw holes visible on the outside. This is a product of HTE: http://www.bostitch.com/default.asp?CATEGORY=BOS_ELECTRIC_STAPLERS&TYPE=PRODUCT&PARTNUMBER=02210&SDesc=AntiJam ™ + Standard + Black [...]