Aiwa AV-D55 Service Manual page 11

SCHEMATIC DIAGRAM-1 (MAIN 1/2)
22
MUTE
22
BUFFER
Q401
MUTE
C307
Q303,305,307,309,311,
10/100
Q313,345,330,331
POWER AMP
Q319,321,322
PROTECT
PROTECT
PROTECT
Q326
Q320,325
PROTECT
PROTECT
244
Q402-408,420,421
POWER AMP
Q410,412,413
PROTECT
Q409,417
PROTECT
Q411, 416 PROTECT
13
Q202
MUTE
Q204,206,208,210
Q214,216,232,233
POWER AMP
Q117,118
–VFL REG.
Q112–116
PROTECT
Q440,
Q415,
Q414
PROTECT
+VCC REG.
Q101,102
–VCL REG.
Q219,221,222
PROTECT
Q203,205,207,209
C207
10/100
Q213,215,230,231
POWER AMP
3W
3W
PROTECT
3W
Q223,224,240
PROTECT
3W
3W
D281
1SS133
R285 R286
12 12
Q218 Q220,225
PROTECT
PROTECT
D481
1SS133
R481 R482 R483
12 12 12
RY481
DG12D2-OS
PR108
10A 125V
PR107
10A 125V
1.5
1.5
Q105,106
CURRENT PROTECT
Q107–109
SWITCH
14
RY801
DG12D2
-OS
RY281
DG12D2-
OS
R287
12