HP 37718A - Page 32

2-8
Installation
Connecting to the Network
CLOCK TRIGGER Reference SDH/SONET clock trigger output 51 MHz; nominal +/- 400
mV into 50 ohms.
DCC Allows the Drop and Insert of Regenerator Section (192 kb/s) and
Multiplexer Section (576 kb/s) Data Communication Channels (DCC).
The following connections are available:
PROTECTED
MONITOR POINT
INPUT
52/155/622 Mb/s (NRZ); Line Code NRZ; Level nominal 1 V p-p into 50 ohms;
SMA connector.
Table 1 DCC Connector Pin-out
Pin Number Connection
1 Shield Ground
2 Data input for Tx(-)
3 Tx Clock
4 Data Output from Rx(-)
5NC
6 Rx Clock(-)
7NC
8 Signal Ground
9 Data Input for Tx(+)
10 Tx Clock(+)
11 Data output from Rx(+)
12 NC
13 Rx Clock(+)
14 NC
15 NC