Mike, what don't you go straight to the source? Call Mike @ Jolida. I've had a JD100(highly modified) for 3 years with ZERO problems. Here is Jolida's contact info. BTW, more times than not, Mike will answer the phone.
JoLida Inc.
10820 Guilford Road, Suite 209
Annapolis Junction, MD 20701
Tel: (301) 953-2014
Fax: (301) 498-0554
jolidacorp@msn.com