Delay is not your problem.
You just can choose to use interleaving or not in case of long transmission chain. By default use default settings except freq and tx power.
PWSB – DC/DC -48/set of voltages convertor.
BB2A – baseband unit.
BOIA – controller
FXC RRI – for 2 Flexihopper OU indoor unit
M2LA – GSM900 multicoupler 2 way
TSGA – TRX gsm900 NON edge
dv.. – DUAL VARIABLE GAIN DUPLEX COMBINER
bETTER TO FIND NOKIA ULTRASITE INSTALLATION MANUAL OR NOKIA SITE WISARD AND TRY TO CREATE OFFLINE BTS CONFIGURATION. IN THIS PROCEDURE U WILL MEET DIALOGS WITH FULL NAME UNIT DESCRIPTION.