CHAPTER 4 NDA-24298
Page 772
Issue 1
AEKD : Assignment of External Key Data
AEKD: Assignment of External Key Data
1. General
This command assigns the External Key related data, which allows a maintenance person to change the system
over to the Day/Night mode by means of ON/OFF on the PFT circuit card.
2. Precautions
1. When the “PFT control by the external key” is required, the following data assignments are needed:
(a) AUNT command, TYPE = 2 (PFT)
(b) AEKD command
(c) ANCD command
(d) ACSI command, CSI = 4 (Direct-in Termination (Night Mode))
2. A maximum of eight (0-7) external keys can be assigned, corresponding to each PFT circuit card. The
external key can control two PFT circuit cards per MG (16 circuits).
3. Data Entry Instructions
MODULE
GROUP
(MG)
0-7
CIRCUIT
CARD NO.
(NCU PKG)
0/1
EXTERNAL
KEY
NUMBER
(CTN)
0-7
CHANGE
CONTROL
PATTERN
(CP)
1-4
TN
NUMBER OF INPUT TN or RT/TK (CNT)
1st
0
1
2
3
4
5
6
2nd 3rd 4th 5th 6th 7th 8th
CP
1 = –
2 = Day/Night Change
3 = –
4 = –
TN
One external key can manage 8 tenants at the
maximum