OPERATION ROI-S04488
3-16
Pin 12 (G) Input 62
Pin 13 Ground
Pin 14 Output 11
Pin 15 Output 12
Pin 16 Output 21
Pin 17 Output 22
Pin 18 Output 31
Pin 19 Output 32
Pin 20 Output 41
Pin 21 Output 42
Note: Input[ ] indicates the input of housekeeping alarm. The
figure means that same order of tens makes the same pair
e.g. 11/12 forms a pair. IDU side interface uses that of
photo-coupler, the photo-coupler turns ON if pair
elements contact with each other.
Output[ ] indicates the output of housekeeping alarm.
Figure means the same as in the Input. IDU side output
uses the relay interface.
Pins 22 and 23 Remote switching control signal input for release
Pins 22 and 24 Remote switching control signal input for No. 1 channel
No. 1 channel selection : closed
Pins 22 and 25 Remote switching control signal input for No. 2 channel
No. 2 channel selection : closed
NMS/RA
(D-sub Connector, 15 Pins)
Network management system (NMS) data input/output or
remote access (RA) data input/output
Note: When the PM CARD is not mounted on the equipment,
this connector is used for Remote Access.
PM CARD
RA
Pin 1 Party alarm management system RA TXD
(PAMS) TXD
Pin 2 EMS TXD/TXD+ RA GND
Pin 3 EMS RXD/TXD− RA RXD
Table 3-2 Interface Terminals and Jacks of 1+1 System (6/9)
Terminal Description
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