OK good evening boys!!
good news..
After a lot of work to check the station finally now it works.I have inverted the pin 2 and pin 3 on pc side connector .basically I connected the wires in this way
pc port weather station port
1.................................8
2.................................2
3.................................3
4.................................20
5.................................1 and 7 (ground)
6.................................6
7.................................4
8.................................5
9.................................22
can the original manual be wrong?