have you taken this in account? -> TC1842 ed.02
->
The boards INTIP3 cannot be installed on coupler position for following references: - ACT14 :
o 3BA56006AAAA
o 3BA56006AAAB
- ACT28 :
o 3BA56007AAAA o 3BA56007AAAB
The references 3BA56006AAAC(01) and 3BA56007AAAC(01) were delivered from mid 1995.
The references 3BA56006AAAC(02) and 3BA56007AAAC(02) were delivered from sept 1995 (with mechanical improvement).
regards...