Unit installation

Installation and Operation Manual Chapter 1 Introduction
FCD-E1 Technical Specifications 1-29
Line Code
HDB3
Range
See Table 1-1.
Connectors
ST, SC or FC/PC, in accordance with order
Synchronous
User Data
Channel
Data Port Interface
V.35, X.21, V.36/RS-449, or RS-530, according to order
Data Port
Connectors
• RS-530 interface: 25-pin D-type female
• V.35 interface: 34-pin female via adapter cable
• V.36/RS-449 interface: 37-pin D-type female via
adapter cable
• X.21 interface: 15-pin, D-type female via adapter
cable
Bit Rates
n × 56 kbps or n × 64 kbps, where n equals
1, 2, 3, ....., 31
Note: Data channel 2 will work with n × 56 kbps only if data
channel 1 is configured to n × 56 kbps
Timing Modes
DCE
Receive and transmit clocks to the synchronous DTE
DTE1
Receive clock to the synchronous device, and transmit
clock from the synchronous device
DTE2
Receive and transmit clock from the synchronous DCE
Control Signals
• CTS follows RTS or constantly ON, software selectable
• DSR constantly ON, except during the remote main
link loopback
• DCD constantly ON, except during loss of
synchronization alarm
Timeslot allocation
• Sequential timeslots (bundled)
• User defined
Ethernet Ports
For technical specifications of the IR-ETH and IR-ETH/Q interfaces, refer to
Appendix E and Appendix F, respectively.