Service Manual

GSM-205-323
CTU
31st Oct 01
Tech. 5–10
Technical Description: Horizon macro indoor
CONTROLLED INTRODUCTION
68P02902W07-B
View of a CTU
Figure 5-2 shows the CTU with main features identified.
Tx OUT
CONNECTOR
Tx STATUS LED
HANDLE
M4 MODULE ATTACHMENT
SCREW
M4 MODULE
ATTACHMENT SCREW
TTY INTERFACE
CONTROL
PROCESSOR
TEST INTERFACE
RADIO STATUS LED
RECESSED MANUAL
RESET BUTTON (if fitted)
Rx A
Rx B
LOOPBACK
TEST PORT (L)
BACKPLANE POWE
R
AND SIGNAL
CONNECTOR
Figure 5-2 View of CTU showing main external features