Sony STR-DA4300ES Service Manual page 117

– D_VIDEO Board –
IC3508 SN74LV4052APWR
1 16
2Y0
15
2Y2 2
14
2-COM 3
13
2Y3 4
12
2Y1 5
INH 6 11
GND 7 10
GND 8
IC3516 TK11150CSCL-G
IC3608 TK11118CSCL-G
IC3852 TK11125CSCL-G
5
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
–
CIRCUIT
+
BANDGAP
REFERENCE
1 2
IC3617 SI-3011ZFE
ON/OFF
CONTROL
1 2
VCC
1Y2
1Y1
1-COM
1Y0
1Y3
A
9 B
4
3
REGULATOR
OVER
THERMAL
CURRENT
SHUTDOWN
PROTECT
3
IC3514, 3517 TK73400AU3G0L-C
VCONT 1
VIN 2
GND 3
VOUT 4
FB 5
IC3619, 3620 TC74LCX245FK (EL)
DIR 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND 10
4 5
STR-DA4300ES
ON/OFF
CONTROL
VREF
THERMAL &
–
OVER CURRENT
+
PROTECTION
20 VCC
19 OE
18 B1
17 B2
16 B3
15 B4
14 B5
13 B6
12 B7
11 B8
117