Harman 930 - MUTING BOARD Schematic; STRINGING DIAGRAM

PREDRIVER BOARD
from -B1 --------"';;...:;
EARTH t:J i•. -~·••••·.··•···
from MAIN AMP IN(R)
~t:1·~ :. ,: ._·
.. . Q .<11··
to TR902 B c:J .. t
MAIN OUTPUT(R) E:J
to SP. FUSE · · ... •
R616 3W0.5
:l;J
"'
0
TR.601 i~A564
s cc ... ··
TR602
'.' ',') -,''\
, '' ,,;
:: :.:~~:o~R): 4
..,,,..,...,....---------l
from Varistor (R) ·
1
.f:J · f""'-------....:..;...,.._.;........:..;...,.,..._~
to TR901 E ------'---'-El ~ R616 ,w o.s
to TR901 8--------.c;:.:, ·
from + 81 ___ ........;;;...:;•t:J
from + 82 El
to TR903 B El
to TR904 E __ __....;.· .....JE:J
from Varistor (L) o
to Varistor( L) --~-5;1
to TR904 C ~~
MAIN OUTPUT(L)
to SP FUSE
to TR904 B ---,.--...1.E;:i •·.-
EAR TH · ·· · •e:i· ••;
from MAIN AMP IN(L) S •
from -82 ----...;.
\
: . R636.. 3W Q.5
R537 3W 0.5
, ·~'
:· c•
SA56
.···- .. :c·
.R6~1~~1~6A ..
11