need help installing system moved to texas from n.carolina. 7 phones 2 lines. i am panasonic dealer and thought i could just hang this since they said it was working and they brought it with them. need to know pin lay out for co s and ext.

It Depend's on where you Place your Card's.

PFT circuits are only connected to AMP3.
ô€€€ AMP1 is connected to S1, S2, and S3.
ô€€€ AMP2 is connected to S4, S5, and S6.
ô€€€ AMP3 is connected to S7 and S8.
AMP Plug's are 123 From Back to Front.