Heathkit IT -3120 User Manual

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Refer to Pictorial 6 for the following steps.
Prepare the
following lengths of wire:
7" white-orange
2" white
2" white
2-1 / 2" white
6-1/ 2" white-yellow
4" white
Connect a 7" white-orange wire from lug 15 of switch
B
(S -1). through clamps AC and AD . to lug 14 of
switch G (S -1).
( ) Connect a
2" white wire from lug 2 of switch F (S - 1) .
through clamp
AD. to lug 4 of switch G (S-1).
( ) Connect a 6-1/
2" white - yellow wire from lug 6 of
switch B (S-1), through clamps AC and AD, to lug 5 of
switch G (S-1).
( ) Connect a
2" white wi re from lug 3 of switch F (S-1) ,
through
clamp AD, to lug 6 of switch G (S - 1) .
Connect a 2-1/
2" white wire from lug 8 of switch F
(S-1)
through cla mp AD to l ug 7 of switch G (S - 1) .
( )
Connect a 4" wh ite wire from lug 5 of switch D (S - 1)
to lug 10 of switch F (S -1).
( ) Prepare
the following lengths of wire:
1-1 / 4" white
9" white -red
1-
1/4"white
10" red
9" white-black
7-1 / 4" black
9" wh ite-green
( )
Connect a 1-1/ 4" white wire from lug 3 of switch M
(NS)
to lug 3 of switch N (NS).
( )
Connect a 1- 1/4" white wire from lug 3 of switch N
(S - 2) to lug 3 of switch P (S -1) .
NOTE : In each of the following fiv e steps, you will connect
only one end of a w ire. The other end will be connected
later.
( )
Connect one end of a 9" white -black wire to lug 5 of
sw itch E (S -1). Insert the other end of this wire
through clamps AE and AF.
3,4 % % 0 1" 2" 3" 4" 5" 6"
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Heathkit IT -3120 Specifications

General

Brand	Heathkit
Model	IT -3120
Category	Test Equipment
Language	English