Power Failure Transfer; Fax Co Branch Connection; Figure 4-2 Power Failure Transfer Connection To Slt; Figure 4-3 Fax Co Branch Connection - NEC ElectraElite 48 System Hardware Manual

Electra Elite
System Hardware Manual
2.5

Power Failure Transfer

The Power Failure Transfer relay is located in the KSU. When
selecting a Single Line Telephone for power failure transfer, make
sure it matches the CO line dialing type (10 pps, 20 pps, or DTMF)
where it is connected. A Single Line Telephone with a ground
button must be used with Ground Start Trunks. Refer to
Power Failure Transfer Connection to
T
M
E
D
L
F
C
O
AMP1
M
D
F
SLT

Figure 4-2 Power Failure Transfer Connection to SLT

2.6

Fax CO Branch Connection

This connection is made to the fourth port on any COI(4)-U( ),
COIB(4)-U( ), or COID(4)-U( ) ETU. Refer to
Branch Connection. The facsimile machine is connected to the
eighth port for the specified slot where COI(4)-U( ), COIB(4)-U( ),
or COID(4)-U( ) ETU is installed.
T1
R1
T2
R2
T3
R3
T4
R4
T8
R8

Figure 4-3 Fax CO Branch Connection

Tip
Ring
50
Tip
Ring
25
Demark
T
R
T
R
T
R
T
R
RJ-11
Figure 4-2
SLT.
To Single Line Telephone
Figure 4-3 Fax CO
CO
FAX
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