Sony XAV-62BT Service Manual page 59

IC1361 NJM2377M (TE2)
8 7 6
VREF OSC
U. V. LO
ER AMP
PWM
1 2 3
IC1581 BD6590MUV-E2
24 23 22
INTERNAL
POWER
SUPPLY
SW 1
SW 2
N.C. 3
CURRENT SENCE
OVER CURRENT
PROTECT
PGND 4
FAILFLAG 5
OCPSET 6
IC1731 S-1132B18-U5T1G
VOUT 1
OVERCURRENT
PROTECTION
+
–
VSS 2
REFERENCE
VOLTAGE
NC 3
5
L. O
S. C. P
4
UVLO
5.5V
INTERNAL
CLAMP
RESET
TSD
SOFT
START
PWM
COMPARATOR
CONTROL
SENCE
+
OSC
FAULT
DETECTOR
7 8
ON/OFF
CONTROL
21
CURRENT
INTERNAL
DRIVER
POWER
CONTROL
–
+
ISET
RESISTOR
DRIVER ERROR
AMP
LED
–
RETURN
+
SELECT
LED TERMINAL
OPEN/SHORT
DETECTOR
OUTPUT OVER
VOLTAGE PROTECT
SBD OPEN/
OUTPUT SHORT
PROTECT
9 10 11 12
5 VIN
4 ON/OFF
XAV-62BT/622/E62BT/E622
20 19
18 LED6
17 LED5
16 LED4
15 LED3
14 LED2
13 LED1
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