Power Failure Setting; Figure 2-83 Pf/Kt Switch Of 408E-A1 - NEC SL1000 Hardware Manual

ISSUE 1.0
Trunk Port No. 13 Extension Port No. 32
• The connected extension must be SLT (Single Line Telephone).
• Hardware switch (J6) must be set from "KT" to "PF" side (default: KT) when use the Power failure transfer
circuit.
• Refer to Power Failure Transfer on page 2-15

3.5.2 Power Failure Setting

Hardware switch (J6) must be set from "KT" to "PF" side (default: KT) when use the Power failure
transfer circuit.
1. Use Needle-nose pliers to change the switch position of "J6" from "KT" to "PF" as below.
(Default: KT)
2. Connect SLT to the extension port No. 16/24/32.
Hardware Manual
for Power Failure Transfer of 408M-A1.
J6
PF KT PF
PF Multi-Line PF
Port Port
Telephone

Figure 2-83 PF/KT Switch of 408E-A1

KT
Multi-Line
Telephone
SL1000
2-55