3.3.29  

TLA2 (Not for U.S.), TLA4 (Not for U.S.), TLA8 (not for U.S.) 
 
NOTE  
Danger of damage to property due to surge voltage. The required lightning protection measures must be taken for this board, see Section 2.1.2 "Lightning Protection".  

Introduction  
The MSI boards TLA2, TLA4 and TLA8 provide 2, 4 and 8 analog trunks (DP and DTMF dialing method) for HiPath 3550 and HiPath 3350 (wall housing).

Interfaces  
 Figure 3-89   TLA2, TLA4 (not for U.S.) - Interfaces (S30817-Q923-Bxxx, -Axxx)
 

 Table 3-120   TLA2, TLA4 (not for U.S.) - Contact Assignments
 Contact  
 Connector X2  
 Connector X4  
 1  
 a trunk 1  
 GND for GEE50 FKR, otherwise free  
 2  
 b trunk 1  
 b trunk 1  
 3  
 a trunk 2  
 a trunk 1  
 4  
 b trunk 2  
 b trunk 2  
 5  
 a trunk 31  
 a trunk 2  
 6  
 b trunk 31  
 b trunk 31  
 7  
 a trunk 41  
 a trunk 31  
 8  
 b trunk 41  
 b trunk 41  
 9  
   
 a trunk 41  
 10  
   
 Call charging module assignment (GMZ)  
1Not for TLA2
The MSI board TLA8 with eight analog trunks for DP and DTMF signaling in HiPath 3550 and HiPath 3350.
 Figure 3-90   TLA8 (not for U.S.) - Interfaces (S30817-Q926-Axxx)
 

 Table 3-121   TLA8 (not for U.S.) - Contact Assignments
 Contact  
 Connector X3  
 Connector X2  
 Connector X4  
 Connector X5  
 1  
 GND  
 a trunk 1  
 a trunk 5  
 GND  
 2  
 b trunk 1  
 b trunk 1  
 b trunk 5  
 b trunk 5  
 3  
 a trunk 1  
 a trunk 2  
 a trunk 6  
 a trunk 5  
 4  
 b trunk 2  
 b trunk 2  
 b trunk 6  
 b trunk 6  
 5  
 a trunk 2  
 a trunk 3  
 a trunk 7  
 a trunk 6  
 6  
 b trunk 3  
 b trunk 3  
 b trunk 7  
 b trunk 7  
 7  
 a trunk 3  
 a trunk 4  
 a trunk 8  
 a trunk 7  
 8  
 b trunk 4  
 b trunk 4  
 b trunk 8  
 b trunk 8  
 9  
 a trunk 4  
 -  
 -  
 a trunk 8  
 10  
 GMZ 1  
 -  
 -  
 GMZ 2  
GMZ= Call charging module assignment
GND= GND for GEE50 FKR, otherwise free