uher UMA-200 - Page 3

BLOCK DIAGRAM
RG
+
$i.
oe Ss
aia R505
R402 :
:
L-CH INPUT
cal R404
INDICATOR CIRCUIT
MUTING
R304,C303
C405
R405 RS, R501, RS0%,R425/L401, R49
Q301, 0303, C21, RLIGA)
OVER CURRENT DETECTION(L— CH)
me ae ars PROTECTION L.E.C
Oe 8! Ce DRIVE CIRCUIT
THE SAME AS THE L-CH
R—CH INPUT
POWER AMP ASS’Y
POWER SUPPLY ON - OFF
DETECTOR CIRCUIT