Sony PRS-500 Service Manual page 28

PRS-500
– MAIN Board –
28
IC1101, IC1102, IC1103, IC1104 TC7MP245FK (EL)
B8 11
B7 12
B6 13
B5 14
B4 15
B3 16
B2 17
B1 18
OE
19
IC1601 XC6215B312NR
ON/OFF
CE 1
Control
-
Error
Amp
+
VSS 2
3
each circuit
Current
Limit
4
R1
R2
Voltage
Reference
GND
10
A8
9
A7
8
A6
7
A5
6
A4
5
A3
4
A2
3
A1
2
DIR
1
VIN
VOUT