Black Box ME759C-RJ45 Cable Box User Manual


 
6
MULTI-FUNCTION LD CARD
Data Rates — 57.6, 38.4, 28.8, 19.2, 14.4, 9.6, 7.2, 4.8, 3.6, 2.4, or
1.2 kbps (user-selectable)
Maximum
Distance — See the maximum distance chart in the Appendix
Isolation — 1500 volts RMS minimum using custom transformers
Surge-Protection
Method — Silicon Avalanche Diodes
Surge-Response
Time — 1 ps
Maximum Surge
Protection — 600 watts dissipated after 1 ms
User Controls — (2) Front-panel toggle switches:
Remote or (local) Analog loopback;
511 or 511/E V.52 diagnostics;
(3) 8-position DIP switches on main module:
(1) for data rate, clock source, protocol, and carrier
control;
(1) for 2- or 4-wire operation, diagnostics, RTS/CTS
delay, signaling-rate range, and word length;
(1) for input impedance, point-to-point or
multipoint operation, remote loopback-test
initiation, and antistream control;
(3) Frame-ground-connection jumpers on interface
module:
To Line Shield, DTE Shield (Protective Ground),
and Signal Ground
Indicators — (11) Front-panel LEDs:
(1) each for Power, Test, Error;
(2) each for TD, RD, RTS, and CD
Diagnostics — ITU-TSS V.54 remote digital and local analog
loopbacks; ITU-TSS V.52 BERT testing
Connectors — On main module:
All models: