Sony XAV-A1 Service Manual page 64

XAV-A1
– MAIN Board –
IC4 BD5241G
5 4
VOLTAGE
DETECT
1 2 3
IC302 BA7666FS-E2
MUTE 1
INA 2
6dB 75Ω
GND 3
INB 4
6dB 75Ω
GND 5
NC 6
INC 7
6dB 75Ω
GND 8
IC304 – 306 MM1510
6 PS
SAG 1
DRIVER
OUT 2
5 GND
CLAMP
VCC 3 4 IN
BIAS
64
IC21, 22 BD9781HFP
VREF
DRIVER
THERMAL
SHUT DOWN
1
16 VCC
15 OUTA1
14 OUTA2
13 OUTB1
12 OUTB2
11 NC
10 OUTC1
9 OUTC2
PWM
LATCH
COMPARATOR
CURRENT LIMIT
OSC
2 3 4
IC303 BA7649AF
IN1 1
GND
2
CTLA
3
CTLB LOGIC
4
CTLC
5
IN2 6
GND 7
IC307, 310 BA7652AF-E2
IN1 1
CTL A
2
IN2
3
CTL B 4
LOGIC
SOFT
START
ERROR
AMP
SYNC
5 6 7
14 VOUT
13 GND
12 IN5
11 VCC
10 IN4
9 GND
8 IN3
GND
8
7 OUT
6 VCC
IN3
5