
OPERATION
ROI-S04488
3-24
TX OPR 2 indicator (Only for 1+1 system):
Lights when the modulator and transmitter of No. 2 channel are
selected.
RX OPR 1 indicator (Only for 1+1 system):
Lights when the demodulator and receiver of No. 1 channel are selected.
RX OPR 2 indicator (Only for 1+1 system):
Lights when the demodulator and receiver of No. 2 channel are selected.
OPR SEL No. 1-AUTO-No. 2 switch (Only for 1+1 system)
Enables channel switching depending on the setting position in
Maintenance conditions as follows:
No. 1
: Manually select No. 1 channel
AUTO : Automatic switchover control
No. 2
: Manually select No. 2 channel
Caution: Before the start of maintenance, including operation of the
OPR SEL SW on the front panel of the equipment, select
the equipment to maintenance mode using the LCT.
After all operation for maintenance have been completed,
perform MAINT OFF setting.
Fig. 3-3 Controls, Indicators and Test Jacks of the IDU
RESET
IDU
ODU
PWR
PASOLINK
MAINT
SELV
−
+
LA PORT
LA PORT
DSC/ASC
LA PORT
NMS/RA
CALL
OPR
FUSE (7.5A)
FUSE (7.5A)
EOW
MS LAN
RX
RX
TX
TX
OPR
ALM
SEL
No.1
No.2
1
2
−
PASOLINK
RESET
RESET
IDU
ODU
PWR
PASOLINK
MAINT
SELV
−
+
LA PORT
NMS/RA
NMS LAN
CALL
RESET
MAINT
IDU
ODU
SELV
−
PWR
FUSE (7.5A)
EOW
PASOLINK
+
No. 1 CH
MD UNIT
SW UNIT
IDU for 1+0
No. 2 CH
MD UNIT
IDU for 1+1
Содержание PASOLINK
Страница 1: ...DIGITAL MICROWAVE RADIO SYSTEM PASOLINK Training Course ...
Страница 16: ......
Страница 17: ...B 1 1 IDU ...
Страница 18: ......
Страница 68: ...Pasolink Digital microwave radio system Installation guide ...
Страница 79: ...NEC PASOLINK installation procedure January 2002 Terminating Coaxial Baseband Signal Cable with BNC Connector ...
Страница 80: ...NEC PASOLINK installation procedure January 2002 Terminating Coaxial IF Signal Cables with N P Connector ...
Страница 81: ...NEC PASOLINK installation procedure January 2002 ...
Страница 82: ...NEC PASOLINK installation procedure January 2002 Terminating Power Supply Cables with Molex Connector ...