NEC nd-20292 ETI NUMBER: MK-012A , 1)

ETI NUMBER: MK-012A
Delav Announcement # 2
TERMINAL CABLE
4 Center terminal of RCA plug.
5 Ground side of RCA plug.
7 To pin 7 of the First Delay Announcement.
B B Side of ECR relay
6.2.1 install a 100 ohm $ watt resistor across terminals four and five (in parallel) for reducing voice level
(See Figure 1).
6.2.3 Plug one en?i of the 8 conductor modular cable into the respective RJ-31X’s that represents the
the first and second announcements.
6.2.4 Install the ECR-E ETU in an available interface slot in a CCU making sure that the busy switch (SWl)
is in the OFF position. After the ECR-E ETU is properly seated in its slot, turn on SWl. (Refer to
‘ory Block 4Cl.) Chapter 3 of the Electra Mark II Installation Service Manual Mem
6.3 Installing and programming the AEC 212 Plus Announcer (Refer to Figure
1)
NOTE: Ensure that the 212 Plus power pack is disconnected from the Announcer unit before proceeding.
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
Refer to the AEC 212 owner’s manual and set the internal jumper plugs (1 per channel) for 600
ohms transformer coupled audio output. (These jumpers are internal to the AEC equipment. See
Figure 2.)
Set the start mode switches on the back of the unit as follows:
SWITCH SETTING
SW1 ON (continuous play)
SW2 OFF
SW3 OFF
SW4 ON (relay closure start)
Plug the other ends of the 8 conductor modular cable to the Line 1 and Line 2 jacks, for first and
second announcements respectively, on the back of the AEC 212 Plus unit.
The AEC Model 212 Plus Announcer provides two ports that can be independently recorded. (See
Figure 1).
Connect the 12-14V power pack into the AEC 212 first, and then into the nearest AC power
outlet.
Using the built-in microphone, or a carbon type handset, record the desired announcement as
indicated in the AEC 212 Plus owner’s manual. For maximum effectiveness, it is recommended
that messages be limited to a maximum of 15 seconds followed by a silent period of 2 seconds.
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