Panasonic SA-HT640WP Service Manual page 63

IC5000
C1BA00000407
AUDIO DIGITAL POWER AMP
3 IN1M
INPUT
FRONT L
2 IN1P STAGE
MUTE
5 SGND1
OSC
1 OSC
OSCILLATOR
23
MODE 2 MODE
MODE
19 SGND2
MUTE
FRONT R 22
IN2P
INPUT
STAGE
21 IN2M
Q2911-2914
MODE 1
MUTING MODE 2
68 66 64
-B
+B +B
12 7 16 8
BOOT1 9
RELEASE1
DRIVER
PWM
HIGH
MODULATOR SWITCH1
CONTROL
OUT1 10
AND
ENABLE1
HANDSHAKE
DRIVER
LOW
STABI
TEMPERATURE SENSOR
MANAGER
CURRENT PROTECTION
VOLTAGE PROTECTION
BOOT2 15
ENABLE2 DRIVER
HIGH
CONTROL
OUT2 14
SWITCH2 AND
HANDSHAKE
PWM
DRIVER
RELEASE2
MODULATOR
LOW
11 13
-B -B
IC5200
C1BA00000407
AUDIO DIGITAL POWER AMP
CENTER 3 IN1M
PWM
INPUT
IN1P STAGE MODULATOR
2
FRONT R+
MUTE
5 SGND1
STABI
OSC OSC
1
OSCILLATOR
MANAGER
MODE 1 23 MODE
MODE
19 SGND2
MUTE
FRONT L+
22 IN2P
INPUT
PWM
STAGE MODULATOR
21 IN2M
IC5300
C1BA00000407
AUDIO DIGITAL POWER AMP
SUBWOOFER
3 IN1M
PWM
INPUT
STAGE MODULATOR
2 IN1P
MUTE
5 SGND1
STABI
OSC 1 OSC
OSCILLATOR
MANAGER
23
MODE 2 MODE
MODE
19 SGND2
MUTE
22
IN2P
INPUT
PWM
STAGE
21 MODULATOR
IN2M
IC2001
MN101C49GHG
SYSTEM CONTROL
63
-B
+B +B
16 8
12 7
BOOT1 9
RELEASE1
DRIVER
HIGH
SWITCH1
CONTROL
10
OUT1
AND
ENABLE1
HANDSHAKE
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
BOOT2 15
ENABLE2
DRIVER
HIGH
CONTROL
OUT2 14
SWITCH2 AND
HANDSHAKE
DRIVER
RELEASE2
LOW
11 13
-B -B
-B
+B +B
12 7 16 8
BOOT1 9
RELEASE1
DRIVER
HIGH
SWITCH1 CONTROL
AND OUT1 10
HANDSHAKE
ENABLE1
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
BOOT2 15
ENABLE2 DRIVER
HIGH
CONTROL
OUT2 14
SWITCH2
AND
HANDSHAKE
DRIVER
RELEASE2
LOW
11 13
-B -B
SA-HT640WP/PC BLOCK DIAGRAM
SA-HT640WP / SA-HT640WPC
CENTER -
CENTER +
SUBWOOFER -
SUBWOOFER +