MAC AV-COFDM Guia do Utilizador descarregar pdf (Página 15)

Unit installation and conﬁguration/Main menu

a) Locate and select the option FREquEN-

Cy. Congure the output frequency value

between 45 mHz and 865 mHz.

b) Locate and select the option AttENu-

AtION. Select the output attenuation

between 0 and 47 dB.

c) Locate and select the option OFDm

mODE. Select the OFDM mode between

2k and 8k subcarriers.

d) Locate and select the option bAND-

wIDtH. Select the bandwidth between 6,

7 and 8 mHz.

e) Locate and select the option GuARD

INtERvAL. Select the guard interval be-

tween 1/32, 1/16, 1/8 and 1/4 of symbol.

f) Locate and select the option CONStEL-

LAtION. Select the modulation constella-

tion between 16qAm and 64qAm.

g) Locate and select the option CODE RAtE.

Select the code rate between 1/2, 2/3, 3/4,

5/6 and 7/8.

Status of the unit

NOTE

The unit lets you see its status in detail and the existence of active alarms in the

module.

1) Locate and indicate StAtuS.

a) Locate and indicate StAtuS: ***. The

unit displays its status and alarms: Ok /

ERROR.

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MAC AV-COFDM Guia do Utilizador Página 15