Fisher TAC-M82 - Important Note

¥ O-APS PELL-NL
POWER PRINTED CIRCUIT BOARD
(BOTTOM VIEW)
4
Ree
43
Bs
2
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IMPORTANT NOTE
The
Unit
has
been
Factory-adjusted
for
operation
on
220V
AC.
The
voltage
can
be
changed
for
operation
on
110V
AC
by
making
the
following
changes
on
the
Unit
inside
shown.
1. Remove the AC plug from the wall outlet.
Remove the screws securing the cover.
Disconnect
the
Power
Trans
lead
from
Wire
Wrap
Terminal
(No.
7,
8,
9,
10)
of
the
Power
P.C.Board.
Connect
the
Gray
and
Orange leads
to Power
P.C.Board
Terminal
No.7.
Connect
the
Yellow
and
Black
leads
to
the
Power
P.C.Board
Terminal
No.9.
Connect the Violet lead to the Power P.C.Board Terminal No.10.
Disconnect
Jamper
lead
J31
from
Power
P.C.Board
(T701
Sub
Trans)
and
then
connect
it
to
sub
Trans
110V
Terminal.
AO or oN
The
Unit
is
now
ready
110V
operation.
DO
NOT
attempt
to
operate
the
Unit
on
220V.
IC PIN NUMBERS DC VOLTAGES
[ 6 [ v7 | 8 |
| ov | ov | -01V
ie weer | |
is Dae
SYMBOLNo[ Device T 1 [ 2 7 3 [ 47 5 [6 [7 [ets Twit n {ef wi | ws |
| icror_ | stKaie2 [-0.2V[-02v | w_|-31.av] -13v | ov |=33.3v|-34.0v|-34.5v]_ ov | 34.4V | 32.7v [OV [-34.4V] -1.3V |
| icroz | teas Pav ww Pw pow Pow Pow Pow Pow Po PoP oP ot oy |
[1c703 | cremos_|o97Ve| OV | 40V") tee fest fee feed Jee ee ee eee
TRANSISTOR DC VOLTAGES
SYMBOL No.[ DEVICE [ B [ C [ E [SYMBOLNo[ Device [ B | C | € JSYMBOLNo| Device | B [| C | E |
| a7oi_ | aspioi2 | ov | ov | w | a706 | 2spisi3 | 16.4V tev | ari | 2scs36 | ov | i29v | ov |
g7o2 | 2spioiz | ov | ov | ov | avor_ | 2spi274 [-16.5v|-s2.iv|-5.9v] aie | 2scssé | ov | 3.6v | Ov |
i=] <=
2
gos | 280536 | O7v | ov | wv | [B.ov | 27v | is3av] aris | aspioi2 | o6v | ov | ov |
[arog | 2scs36 [ow | ov | ow | avo | 2saisis [i2av[ aoev[i2iv[ TTT
ars | 2satsae | wv [sav [av] aro | 2sae0s [wav] ow [ol | ft tt |
SYMBOL No[ Device [ B [ C | E [SYMBOLNo| Device | B [| C_|
ine) wn
:
nn o|o <<
B BI :
E
2
| 0604 | 280536_| -0.7V |
fen soay| tse eb
| 2scs36_ | -0.2V] 13.1v |-0.8v] a6i0 13.1V
MECHA P.C.BOARD
(BOTTOM VIEW)
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GRAPHIC EQ. P.C.BOARD
(BOTTOM VIEW)
a0) a 1.4.) :
620 616 me 8
R624 R640 RG R608 é
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N60 9610 26082 260 04
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SW601
SURROUND»)
SW.
TRANSISTOR DC VOLTAGES
ies) | <
0606 | 280536 13.
| 0607 | _28C536 | -0.2V | 73.1V | -0.8V |
=i. 28C536_| -0.2V | 13.1V
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