Orban opticodec 7200, Руководство пользователя

Страница: 10 / 90

10 E OPTICODEC
Explanation of
Keypad Symbols
SYNC OK
MODUS
STATUS
CLOCK ERROR
CON
OK
REJ
HANG UP
STANDBY
OPTICODEC 7200
Front Panel / Keypad
Display of the decoder sync flag. If this LED lightens, the
decoder receives correct data from the partner unit.
X.21 Shows an X.21 connection.
ISDN Shows an ISDN connection.
For ‘codec loop’ none of the above displays are active.
Only for an X.21 connection. Shows that there is either no
clock at the X.21 connection or a clock with the wrong
frequency.
Only for ISDN connections. Shows that at least one B-chan-
nel is connected to the partner unit.
For X.21: connection established.
For ISDN: ISDN connection synchronized.
The connection is fully established as soon as the Sync
‘OK’ LED lightens additionally.
Only for ISDN: connection could not be established.
By pressing this key a connection can be disconnected. It
has no function, if no connection had been established. If
the key is pressed for the first time, the STANDBY LED
flashes. The ‘Hang Up’ key has to be pressed again within
10 seconds to disconnect the line.
Shows that the unit can be called or can establish a con-
nection itself.