Expanding and assigning parameters to the device   
6.2 Expansion modules (M.2) 
  SIMATIC IPC PX-39A PRO 
74  Operating Instructions, 11/2022, A5E51699950-AA  
If the M.2 module includes a cable with an additional interface card ③ that must be con-
nected to the enclosure opening, you must also execute the following steps: 
Loosen the marked screws ④ for fixing 
the blanking cover using the Torx T10 
screwdriver. 
 
 
Attach the interface card of the M.2 
module 
③ to the enclos
ure opening with 
the screws 
④ that you loosened before-
 
Connect the cable of the interface card 
to the M.2 module. 
Close the device as specified in section "Opening and closing the backplane cover 
(Page 68)". 
Procedure - Removal 
Proceed in reverse order of installation.