105th ENGINEER COMBAT BATTALION |
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Hook up your field telephones to posts 1 through 6. If you have a telegraph
setp, it goes on the set after line 6. The switchboard should be grounded via
the last post on the left. I just picked up a grounding rod from Home Depot for
$12.00. It's a ½" x 8' copper rod, which I cut in half to make it easier to handle.
Drive it into the ground and run a 12 gage wire from the rod to the board.
The batteries go into two compartments. The two on the left drive the talk
circuits. You only need the four in the left hand compartment if you're going to
use the night light and alarm.
Plug the chest set into the jacks on the bottom left of the switchboard (see
photo below). The three posts right above my hand can be used to plug in a
handset from an EE-8 field telephone. If you look at the front of your EE-8, you'll
see three jacks that can be used to plug in a chest set.
The silver bars next to "lock" in the photo below are to hold the black drop
panels in place while the switchboard is being transported. Lines 1 & 2 are ready
to receive calls. Line 3 has its door dropped, indicating you have an incoming
call on that line. If you have the night alarm on, it will also buzz when a call
comes in.
To talk to the person on the incoming call, move that line's lever down. When you know who they want to talk to, move it back to the neutral postition or they can hear you ring and talk to the person on the next line. Once you have the second party on the line, hook party 1 and party 2 together. In the photo below, I've plugged line 1 into line 3 and vice versa. Note that the levers for those two lines are still down, which means the operator can talk and listen to both parties. Move both levers to the neutral postion to drop the operator from the conversation so you're available for the next person who rings in.
When the two parties are done with their conversation, party 1 should ring up
the operator again to let him know they're done. The operator then disconnects
all the plugs and makes the lines ready for the next conversation.
To ring a line, hold the lever up and give the ringer on the right side of the
board a couple of turns. Move the lever to the down position to talk to them.