Wiring Instructions - Eico HF 12 Instruction Manual

12 watt integrated high fidelity amplifier
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WIRING INSTRUCTIONS
1. ( ) Fig. 3. Cut a 6" length of black wire and 6" length of brown wire
.
Connect one end of the brown wire to XVl-9 (5) and one end of the black wire
to XVl-4 (5) through XVI-5 (5). Twist the two wires and run along the chassis
as shown. Connect the other end of the black wire toXV4-4 (C) and the other
end of the brown wire to XV4-5 (C).
2. ( ) Fig. 3
.
Following the above pracedure, cut a 4" length of black wire
and a 4" length of brown wire. Connectane end of the black wire to XV4-4 (5)
and one end of the brown wire to XV4-5 (5).
Twist the two wires and run a-
long the chossls as shown. Connect the black wire to XV5-4 (C) and the brawn
lead to XV5-S (C)
.
3. ( )
Fig.
3. Following the above procedure, cut a 4" length of black wire
and a 4" length of brown wire. Connect one end of the black wire to XV5-4(5)
and one end of the brown wire toXV5-5($). Twist the two wires and run along
the chassis as shown. Connect the black wire to XV3-5 (C) through XV3-4 (C)
and the brown wire to XV3-9 (C).
4. ( ) Fig. 3
.
Following the above pracedure, cut a 3" length of black wire
anda 3"'ength af brawn wire. Cannect ane end oftheblackwire toXV3-5(5)
and one end of the brown wire toXV3-9(C). Twist the two wires and run along
the chassis as shawn. Cannect the black wire to XV2-4 ($) through XV2-S (5)
and the brown wire to XV2-9 (5).
S. ( ) Fig. 3. Following the above procedure, cut a 4" length of black wire
anda 4" length of brown wire. Connect one end of the black wire toXV3-4 (5)
and one end of the brown wire toXV3-9(5). Twist the two wires and run along
the chassis as shown. Connect theblack wire toXV6-S(C) and the brown wire
to XV6-4 (C).
6. ( )
Fig.
3. Following the above procedure, cut a 6" length of black wire
and a 6" length of brown wire. Connect one end ofthe black wire to XV6-5 (C)
and one end of the brown wire toXV6-4 (C)
.
Twist the two wires and run along
the chassis as shown. Connect the black wire to XIl-1 (5) and the brown wire
to XI1-2 (5)
.
7. ( ) Fig. 3
.
Following the above procedure, cut a 6" length of black wire
and a 6" length of brown wire. Connect one endof theblack wire toXV6-5(5)
and one end of the brown wire to XV6-4 (5). Twist the two wires and run along
the chassis as shown. Connect the black wire to R30-1 (C) and the brown wire
to R30-3 (C).
8. ( ) Fig. 3
.
Twist the two green leads from the power transformer, T2, and
run along the chassis as shown.
Connect one green lead to R30-3 (5) and the
other green lead to R30-1 (5)
.
'
9
.
( ) Fig
.
3
.
Connect a 6" piece of yellow wirefromXV4-3 (C)toR30-2
(5).
10. ( ) Fig. 3. Connect a 3" pieceofyellow wire from XV4-3 (5)toXVS-3 (C).
11. ( ) Fig. 3. Cut both leads of the 16SQ, 5W resistor, R28, to 1"
.
Put
3/4"
of spaghetti on one lead and leave the other lead bare. Connect the lead
wi th the spaghetti to XVS-3 (C) and the other lead to ground lug" A" (5) on XV4.
12. ( ) Fig. 3.
Cut the lead on the positive end
(+)
of the SOmfd, 2S volt
electrolytic capacitor, CIS, to I 1/2" and the lead on the negative (-) to I 1/4".
Put I 1/4" spaghetti on the lead of the positive end and connect toXVS-3 (5).
Connect the negative lead to ground lug" B"
(5)
on XV6.
13. ( ) Fig. 3. Cut the lead on the positive
(+)
end of the 30mfd capacitor,
C17, to 2 1/2" and the tead on the negative (-) end to
3/4".
Put 2 1/4" spa-
ghetti on the positive lead and connect to XV6-9 (C). Connect the lead on
the
negative
end to TB 10-2 (C).
14. ( ) Fig. 3. Connect a 1" piece of bare wire fromXV6-9(5)toXV6-3 (C).
15. ( ) Fig. 3. Twist the red leads from the power transformer, T2. Run the
leads along the chassis as shown. Connect one red leadXV6-1 (5)and the other
red lead to XV6-7 (5).
16. ( )
Fig.
3. Twist the red-yellow and the white leads from the power trans-
former T2
.
Connect ta ground lug "0" (5).
17.
( ) Fig. 3. Connect one black lead from the power transformer, T2, to
J6-1 (C) and the other black lead to J6-2 (C).
18. ( ) Fig. 3. Connect an 8 1/2" black wire from TBI (C) to XV3-8 (C).
19. ( ) Fig
.
3. Connect the following leads from the output transformer TI,
to the output terminal board TB2:
Green lead to TB2-3(5)
Yellow lead to TB2-4(C)
Brown lead to TB2-2(5)
Black lead to TB2-I(C).
20. ( ) Fig. 3. Connect a 3 1/2" red lead from XV6-3(5) to XVS-9(C).
21. ( ) Fig. 3. Connect a 3 1/2" red lead from XVS-9(S) to XV4-9(C).
22. ( ) Fig. 3. Connect a 1" piece of bare wire from TB2-1 (5) to ground
"E" (5).
23. ( ) Fig. 3. Connect a 4" piece of black wire fromTB3-1 (C)toTB9-2 (C).

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