YAMAHA CORPORATION
V617350 R1 1 IP 20
Pro Audio & Digital Musical Instrument Division
P.O. Box 3, Hamamatsu, 430-8651, Japan
NP Printed in Taiwan
CHANNEL
L
(BRIDGE)
(P
ARALLEL)
CHANNEL
R
INPUT
BA
BA
CHANNEL
L
AT
T
CHANNEL
R
AT
T
Limiter
Lch Power
Amp
• ON
• OFF
• ON
• OFF
Y
A
MAHA
SPEAKER
PROCESSING
INV
P
ARALLEL
BRIDGE
STEREO
Limiter
Rch Power
Amp
PROTECTION
TEMP
SIGNAL
SIGNAL
CLIP
CLIP
Protection
Circuit
T
emperature
Sensor
(Heat Sink)
SPEAKERS
CHANNEL
L
CHANNEL
R
L+R BRIDGE
FA
N
+B
E –
B
+24
E –
24
POWER CIRCUIT
POWER
POWER SW
Block Diagram