SA-HT990E/EB/EG BLOCK DIAGRAM
IN1M
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
-B
+B
+B
-B
-B
INPUT
STAGE
INPUT
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
8
16
9
10
15
14
13
11
21
22
19
23
1
5
2
3
12
7
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
FRONT L+
FRONT R+
OUT2
C1BA00000407
AUDIO DIGITAL POWER AMP
IN1M
CENTER
OSC
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
MODE 1
+B
+B
-B
-B
INPUT
STAGE
INPUT
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
8
16
9
10
15
14
13
11
21
22
19
23
1
5
2
3
12
7
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
CENTER -
OUT2
C1BA00000407
AUDIO DIGITAL POWER AMP
-B
MUTING
Q5601-5604
MOD DA
71
MUTE F
69
MUTE S
68
+B
+B
-B
IN1M
IN2M
IN1P
SURROUND L
SURROUND R
MODE 1
MODE 1
OSC
MODE 2
MODE 2
FRONT L
OSC
FRONT R
IN2P
SGND1
SGND2
OSC
MODE
INPUT
STAGE
INPUT
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
8
16
9
10
15
14
13
11
21
22
19
23
1
5
2
3
12 7
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
OUT2
C1BA00000407
AUDIO DIGITAL POWER AMP
-B
-B
IN1M
SUBWOOFER
SURROUND L+
SURROUND R+
OSC
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
MODE 2
INPUT
STAGE
INPUT
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
8
16
9
10
15
14
13
11
21
22
19
23
1
5
2
3
12
7
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
OUT2
C1BA00000407
AUDIO DIGITAL POWER AMP
-B
+B
+B
-B
-B
SUBWOOFER -
SUB
SYSTEM CONTROL
C2CBYY000195
Summary of Contents for SA-HT990E
Page 63: ...63 ...
Page 64: ...23 2 Packaging 64 ...
Page 69: ...Q2101 B1GFGCAA0001 TRANSISTOR M 69 ...
Page 71: ...DIODES 71 ...
Page 86: ...R6922 ERJ3GEYJ182V 1 8K 1 16W M 86 ...
Page 100: ...C5722 ECJ1VB1H104K 0 1 50V M 100 ...
Page 102: ...C6922 ECJ1VB1H473K 0 047 50V M 102 ...
Page 109: ......
Page 110: ...SURROUND ENHANCER unt of power ...
Page 119: ......
Page 179: ......