3One data 7304 Podręcznik użytkownika - Strona 6
Przeglądaj online lub pobierz pdf Podręcznik użytkownika dla Modem 3One data 7304. 3One data 7304 11 stron. V.35 optic fiber modem
Również dla 3One data 7304: Podręcznik użytkownika (11 strony)
Drukuj stronęSelect the number of time slots according to the expected rate. Normally for an independent
type, a time slot setting of automatic tracking Central Site module is selected. Coded switches
of plate-clip time slot correspond to S1, S2, S3 and S4.
48V DC： DC -48V power supply connector
The others are the same as AC Rear Panel
4 4 4 4 . . . . 3 3 3 3 Front/Rear
Front/Rear
Front/Rear
panels
panels
panels of of of of Rack-mountable
Front/Rear panels
RACK
RACK
front
front
panel
panel
RACK
RACK front
front panel
panel：
� � � �
+5V: 5V main power supply indicator lamp
+12V: 12V fan power supply indicator lamp
Under the panel is a group of indicator lamps matrix:
PWR : power supply lamp
RXD : lightening upon data receiving at V.35
TXD : lightening upon data sending from V.35
LOS : lightening when the optic line gets lost
LOF : lightening after a synchronization of data out-of-frame
TEST : lightening during loopback test (equivalent to LOOP)
PTOK: lightening after a successful pseudo-random code test
� � � � RACK/AC
RACK/AC
AC
RACK/AC
RACK/AC AC
AC redundancy
AC
160~270 VAC：AC 220V input jack
ON OFF：power switch
+5V：5V main power supply indicator lamp；
+12V：12V fan power supply indicator lamp
Rear
Rear
Panel
Panel
Panel of of of of MODEL7304
Rear Panel
Rear
Rack-mountable
Rack-mountable
Rack-mountable casing
Front Panel
Front
Front
Front
Panel of of of of RACK
Panel
Panel
redundancy
power
redundancy power
redundancy
power supply
power
RACK/AC
RACK/AC
RACK/AC
RACK/AC AC
AC
AC Redundancy
AC
Redundancy
Redundancy Power
Redundancy
MODEL7304
MODEL7304
/DC
/DC
MODEL7304/DC
/DC
casing
casing
casing: : : :
RACK
RACK
RACK
supply
panel
supply
supply panel
panel
panel：
Power
Power
Power Supply
Supply Panel
Supply
Supply
Page 6 of 11
MODEL7304 User Manual
Panel
Panel
Panel