JRC NQA-1951A, Инструкция по эксплуатации

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Terminal Connection Terminal Connection
ISDN Equipment ISDN Equipment
3. 3.
3.1 3.1
NQA-1951A is capable of connecting ISDN equipment. NQA-1951A is capable of connecting ISDN equipment.
To connect ISDN equipment to NQA-1951A , take care of the following items. To connect ISDN equipment to NQA-1951A , take care of the following items.
・ ・
Connect “ Connect “ S/T-interface S/T-interface ” port of ISDN equipment to “ ” port of ISDN equipment to “ S-bus S-bus ” port of NQA-1951A ” port of NQA-1951A
by ISDN cable with RJ45 type jack connector. by ISDN cable with RJ45 type jack connector.
・ ・
Set selection switch of communication channel in ISDN equipment to “ Set selection switch of communication channel in ISDN equipment to “ 1B 1B ” channel. ” channel.
・ ・
Maximum total number of ISDN equipment installed using ISDN-port-divider is 8. Maximum total number of ISDN equipment installed using ISDN-port-divider is 8.
ID for HSD communication should be applied same number of installing ISDN equipments ID for HSD communication should be applied same number of installing ISDN equipments
by user. by user.
NQA-1951A NQA-1951A
HSD INTERFACE HSD INTERFACE
DTE DTE
S-bus S-bus
CD CD
HSD HSD
DTMF DTMF
VDU VDU
NDZ-127B1 NDZ-127B1
SERIAL#1 SERIAL#1
TEL / FAX TEL / FAX
HSD HSD
JUE-310B JUE-310B
Main Unit Main Unit
ISDN cable ISDN cable
ex. ex.
On a board On a board
ex. ex.
Land based Land based
DSU DSU
Terrestrial ISDN network Terrestrial ISDN network
ISDN equipment with ISDN equipment with
S/T-interface S/T-interface
ISDN equipment with ISDN equipment with
S/T-interface S/T-interface