NXAMP4x4
4
B
A
C
D
E
F
G
H
I
J
K
2
1
3
4
5
6
7
8
28CA1-2001022110-10
ANALOG AUDIO INPUTs
[+28dBu]MAX
Channel 1
GAIN: -14dB
Analog Input Block
+9A
-9A
BA
EMC
FILTER
EMC
FILTER
Channel 2
+9A
-9A
BA
GAIN: -14dB
+9A
-9A
EMC
FILTER
GAIN: -14dB
Channel 3
-9A
EMC
FILTER
GAIN: -14dB
Channel 4
ANA_IN2
AGND2
ANA_IN3
BA
AGND3
ANA_IN4
+9A
BA
AGND4
AGND
-9A
+9A
CONNECTION POINT
of
AGND[1:4] & AGND
ES(OPTION)
RS232 BLOCK
GPI BLOCK
(LCD,SW,Encorder,LED...)
User Interface Block
Control Block
See Page. 7
CONNECTION
POINT
Between
DGND & AGND
ANALOG AUDIO
ANA_IN1
ANALOG AUDIO Signals
[+14dBu]MAX
AGND1
*1
Power Switch
AC Supply
+24A_A
+15A
+5A
-15A
AGND
+24A_B
Power Supply Block
See Page. 5
ANA_OUT1
PA CONTROL
AGND1
RELAY_PA1
CLIP_PA1
PA DATA
TEMP_PA1
ANALOG AUDIO
+5A
+E_A1
+E_A1+15
AGND
+B_A1
PGND_A1
Power Amplifier Block
See Page. 6
POUT1
-E_A1
-E_A1+15
-B_A1
+5A
+_A2E
+E_A2+15
AGND
+B_A2
PGND_A2
Power Amplifier Block
See Page. 6
POUT2
-E_A2
-E_A2+15
-B_A2
+5A
+E_B1
+E_B1+15
AGND
+B_B1
PGND_B1
Power Amplifier Block
See Page. 6
POUT3
-E_B1
-E_B1+15
-_B1B
+5A
+E_B2
+E_B2+15
AGND
+B_B2
PGND_B2
Power Amplifier Block
See Page. 6
POUT4
-E_B2
-E_B2+15
-B_B2
ANA_OUT4
PA CONTROL
AGND4
RELAY_PA4
CLIP_PA4
PA DATA
ANALOG AUDIO
TEMP_PA4
ANA_OUT3
PA CONTROL
AGND3
RELAY_PA3
CLIP_PA3
PA DATA
ANALOG AUDIO
TEMP_PA3
ANA_OUT2
PA CONTROL
AGND2
RELAY_PA2
CLIP_PA2
PA DATA
ANALOG AUDIO
TEMP_PA2
Inter-Block Signals
INANH -> CONTROL
ANA_IN[1:4]
PAANH -> CONTROL
TEMP_PA[1:4]
CLIP_PA[1:4]
OUTANH -> CONTROL
SENSE_U[1:4]
SENSE_I[1:4]
PSANHA. PSANHB -> COLNTRO
MAINS_A
MAINS_B
PSW_DETECT
TEMP_PS_A[1:2]
TEMP_PS_B[1:2]
VOLTAGE_PS_A[1:2]
VOLTAGE_PS_B[1:2]
CONTROL -> PAANH
ANA-OUT[1:4]
RELAY_PA1[1:4]
CONTROL -> OUTANH
RELAY_OUT[1:4]
CONTROL -> PSANHA, PSANHB
RELAY_PS_A[1:2]
RELAY_PS_B[1:2]
SHUTDOWN_PS_A
SHUTDOWN_PS_B
FAN_CONTROL_[1:2]
PAANH -> OUTPAH
POUT[1:4]
Analog Audio Signals
Temperature Data of Power Amplifier Units
Clip Signals of Power Amplifier Units
SenseBack Signals of Amplifier Output Voltage
MAINS Data
Status of Power Switch
Output Voltage data of Power Supply Units
Temperature Signals of Power Supply Units
SenseBack Signals of Amplifier Output Current
Analog Audio Signals
Control Signals for Relays on Power Amplifier Units
Control Signals for Output Relays
Control Signals for Relays on Power Supply Unit
Shutdown Signals for Power Supply Ciricuits
FAN speed control signals
Output of Power Amplifier Units
Power Supply Lines
+24A_A
+24A_B
+15A
+9A
+5A
-9A
-15A
for Small Signal Analog Circuits
+5D
+3.3D
for Digital Circuits
+B_A[1:2]
+B_B[1:2]
-B_A[1:2]
-B_B[1:2]
Positive Rail Voltage Line for Power Amplifier Units
Negative Rail Voltage Line for Power Amplifier Units
+E_A[1:2]+15
+E_B[1:2]+15
+E_A[1:2]
+E_B[1:2]
-E_A[1:2]+15
-E_B[1:2]+15
-E_A[1:2]
-E_B[1:2]
For EEEngine Drive
AGND[1:4]
for Analog Audio Signals of Each Channnel
AGND
DGND
for Digital Circuits
for Common Analog Circuits
PGND_A[1:2]
PGND_B[1:2]
Reference Voltage of Main Power Supplies
GND Lines
*1
Power Switch
AC Supply
SENSE_U1
RELAY_OUT1
SENSE BACK SIGNALS
SENSE_U2
RELAY_OUT2
RELAY_OUT3
RELAY_OUT4
SENSE_U3
SENSE_U4
SENSE_I1
SENSE_I2
SENSE_I3
SENSE_I4
OUT RELAY CONTROL
Power Supply Block
See Page. 5
Output Block
See Page. 6
Reference
Point
Of
Grounding
Note:
*1) Two power switches drawn in this block diagram are included in one device of a parallel type.
See Page. 7
■
BLOCK DIAGRAM 1/5
(ブロックダイアグラム 1/5)
Содержание NXAMP 4X4
Страница 48: ...B B NXAMP4x4 48 CONTROL Circuit Board Pattern side パターン側 2NA WR77020 10 0 ...
Страница 49: ...B B NXAMP4x4 49 CONTROL Circuit Board Pattern side パターン側 2NA WR77020 10 0 ...
Страница 51: ...NXAMP4x4 51 OUTANH Circuit Board Pattern side パターン側 2NA WJ97320 10 0 ...
Страница 54: ...B B NXAMP4x4 54 PN AN Circuit Board Pattern side パターン側 2NA WJ97170 10 2 ...
Страница 55: ...B B NXAMP4x4 55 PN AN Circuit Board Pattern side パターン側 2NA WJ97170 10 2 ...
Страница 59: ...B A NXAMP4x4 59 PSANHA PSANHB Circuit Board Reduction 7 10 Component side 部品側 2NA WJ97350 70 3 ...
Страница 60: ...B B NXAMP4x4 60 PSANHA PSANHB Circuit Board Reduction 7 10 Pattern side パターン側 2NA WJ97350 70 3 ...
Страница 63: ...Expansion slot NXAMP4x4 63 NX DFLT Circuit Board Pattern side パターン側 Component side 部品側 2NA WT66120 10 0 ...