Elenco Electronics TWT-1K Assembly And Instruction Manual page 8

Telephone line analyzer kit
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PC BOARD ASSEMBLY
Solder the following parts to the PC board.
1 - Black
1
2 - Red
4
3 - Green
4 - Yellow
PC Board
Plug
1. Insert the cable with
RJ-11 plug into the
hole in the PC board
as shown, noting the
direction of the plug.
D4 - Bi-Color LED
(see Figure D)
D1 - Bi-Color LED
(see Figure D)
D2 - Bi-Color LED
(see Figure D)
D3 - Bi-Color LED
(see Figure D)
2. Insert the four colored wires
into the corresponding holes
in the PC board as shown.
Figure C
3. Tug the cable down to the
position shown.
-7-
4. Turn the PC board
over. Solder the wires
and cut off the excess
leads.
Figure D
Mount the LED flat onto the PC
board with the flat side of the
LED in the same direction as
marked
on
the
PC board.
Solder and cut off the excess
leads.
Flat

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