NEC DS1000, Рабочая тетрадь для заочного курса

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DS1000/2000 Correspondence Course
DS2000 System Hardware
NEC America DS1000/2000 Workbook
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39
Circuit Caller ID Cards - 4 Circuit (P/N 92012) and 8 Circuit (P/N 80013)
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4 circuit Caller
ID daughter
board - installs
on 4ATRU P/N
80010A only
●
8 circuit Caller
ID daughter
board - installs
on 8ATRU P/N
80011A only
●
Provides Caller
ID capability for
all four or eight
trunk circuits on
the ATRU PCB
●
Every ATRU
PCB in the system can have a Caller ID daughter board
●
When installing Caller ID on a ATRU PCB in the last slot, you may have to
adjust your system’s ground wire connection so it won’t obstruct the daughter
board.
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If you install a P/N 92012 Caller ID PCB on an 8ATRU PCB, P/N 80011A,
you will get Caller ID service only on the first four PCB trunk circuits.
❏
Complete Questions 6-10
in the Answerbook
CN4
CN2
CN1
CN5
92012 - 1
Push PCB down at outside edges
until standoffs snap into place
4 Circuit Caller ID
PCB Shown