Block Diagram - Yamaha WF41880 Owner's Manual

■

Block Diagram

● XM4180/XM4080
[+4dBu] [+4dBu]
BA
CH A
STEREO
BRIDGE OFF
PARALLEL 20Hz
55Hz
STEREO
BRIDGE
INPUT
PARALLEL
CH B
BA
OFF
20Hz
55Hz
CH C BA
STEREO
BRIDGE
OFF
PARALLEL
20Hz
STEREO 55Hz
INPUT BRIDGE
PARALLEL
CH D
BA
OFF
20Hz
55Hz
MUTE (REMOTE CONTROL)
PROTECT STATUS (MONITOR)
OUTPUT LEVEL(MONITOR)
STANDBY (REMOTE CONTROL)
MODEL-ID
MONITOR/REMOTE
LINE
FILTER
● XH200
100V [+4dBu]
HA
–3dB
OFF
CH A
INPUT
[+4dBu]
CH B
HA
–3dB
OFF
OUTPUT VOLTAGE SW
OUTPUT
OUTPUT 70V/100V
VOLTAGE
70V
100V
MUTE (REMOTE CONTROL)
PROTECT STATUS (MONITOR)
OUTPUT LEVEL(MONITOR)
STANDBY (REMOTE CONTROL)
MODEL-ID
MONITOR/REMOTE
LINE
FILTER
CH A
MAIN
HPF
PARALLEL
ATT
INV
CH B
STEREO
HPF
BRIDGE
PARALLEL
MODE SW
CH C
HPF
PARALLEL
INV
CH D
HPF
BRIDGE
PARALLEL
MODE SW
POWER/STANDBY
GR/OR (GR+RE)
POWER SW
SUB TRANS
RELAY
DRIVE
J,H,B,W,K,C
distination
U,V,T,
distination
CH A
70V [+1dBu]
BA HPF
40Hz
80Hz
INV
CH B
BA HPF
40Hz
80Hz
INV
GR/OR (GR+RE) POWER/STANDBY
POWER SW
RELAY
DRIVE
J,H,B,W,K,C
distination
U,V,T,
distination
CLIP
x4
RE
XM4180[+34dBu]
[+14dBu]
XM4080[+30dBu]
LIMITER PA
STEREO
BRIDGE
LIMITER PA
TEMP
LIMITER PA
STEREO
BRIDGE
LIMITER PA
STEREO
MAIN TRANS
+15V
SWITCHING
DRIVER
OVERCURRENT
SHUTDOWN
DETECT CIRCUIT
CIRCUIT
TEMPERATURE
SENSOR
CLIP
x2
70V [+11dBu] 70V [+33dBu]
100V [+14dBu] 100V [+36dBu]
LIMITER PA
VOLTAGE
70V [+11dBu] 70V [+33dBu]
100V [+14dBu] 100V [+36dBu]
LIMITER PA
VOLTAGE
TEMP
LIMITER PA
VOLTAGE
LIMITER PA
VOLTAGE
SUB TRANS MAIN TRANS
+15V
SWITCHING
DRIVER
OVERCURRENT
SHUTDOWN
DETECT CIRCUIT
CIRCUIT
TEMPERATURE
SENSOR
PROTECTION
x4
RE
DC
MUTE
PROTECTION
PS
TEMP
DC
MUTE
PROTECTION
PS
TEMP
DC
MUTE
PROTECTION
PS
TEMP
DC
MUTE
PROTECTION
PS
TEMP
POWER ON
DETECT
+24
+15
+15V
+5V
–15V
–15
15G
–24
+BH
+BL
–BL
–BH
PROTECTION
x2
RE RE
DC
MUTE
PS
PROTECTION
TEMP
DC
MUTE
PS
PROTECTION
TEMP
POWER ON
DETECT
+24
+15
+15V
+5V
Maximum Output Power (20 –20 kHz THD+N 0.1 %)
OUTPUT VOLTAGE SW
–15V
–15
15G
OUTPUT VOLTAGE
–24
+BH
+BL
–BL
–BH
XM4180/XM4080/XH200 Owner's Manual
SIGNAL
x4
GR
OUTPUT
CH A
(+) BRIDGE
(–) BRIDGE
CH B
XM4180[+34dBu]
XM4080[+30dBu]
OUTPUT
CH C
(+) BRIDGE
(–) BRIDGE
CH D
FAN
Maximum Output Power (20 –20 kHz THD+N 0.1 %)
8 Ω
MODEL
XM4180 180 W x 4
XM4080 80 W x 4
BGND
SIGNAL
x2
GR
70V [+39dBu]
100V [+42dBu]
OUTPUT
CH A
CH B
FAN
70 V 100 V
200 W + 200 W/25 Ω 200 W + 200 W/50 Ω
BGND
17