Service Manual

GSM-204-323
HCU plate
31st Oct 01
Tech. 5–36
Technical Description: Horizon macro outdoor
CONTROLLED INTRODUCTION
68P02902W02-A
HCU plate
HCU overview
The hybrid combining unit (HCU) combines two CTU Tx outputs.
There are six holes for attachment into the bottom of the Tx block basket.
HCU view
Figure 5-21 shows the HCU plate with connectors identified.
N-TYPE CONNECTOR TO DDF
SMA TRANSMIT CONNECTORS
BENEATH HCU MODULE FROM CTUs
M4 HOLES FOR
ATTACHMENT
Figure 5-21 HCU plate view showing connectors
HCU functional
diagram
Figure 5-22 shows a functional diagram of the HCU.
Figure 5-22 HCU functional diagram