Sony PRS-505 Service Manual page 65

Q Q
3 7 6 3 1 5 1 5 0
2-11. SCHEMATIC DIAGRAM - MAIN Board (9/10) -
A(24-0)
V2
L1101
22μH
GND
D(31-0)
(Page 12)
T E
L 1 3 9 4 2 2 9 6 5 1 3
#CS0
CS1
BR/W
(Page 9)
TP1543
R/#W
#OE
EB2
#CS0
CS1
CS3
(Page 10)
CS4
CS5
HRESET
CS4
(Page 9)
(Page 9)
HRESET
w w w
CS3
BHRESET
(Page 5)
PRS-505
(9/10)
C1101
10
C1103 0.1
IC1101
TC7MP245FK(EL)
BUFFER
DIR VCC
D0
A1 OE
D1
A2 B1
D2
A3 B2
D3
A4 B3
D4
A5 B4
D5
A6 B5
D6
A7 B6
D7
A8 B7
GND B8
C1104
0.1
IC1102
TC7MP245FK(EL)
BUFFER
DIR VCC
D8
A1 OE
D9
A2 B1
D10
A3 B2
D11
A4 B3
D12
A5 B4
D13
A6 B5
D14
A7 B6
D15
A8 B7
GND B8
C1108
0.1
R/W
OE
IC1107
AND GATE, INVERTER TC7MP01FK
EB2
VCC
TP1542
GND
IC1116
BUFFER TC7SZ125FU
VCC
GND
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y
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8
TP1546
BD0
TP1547
BD1
TP1548
BD2
TP1549
BD3
TP1550
BD4
TP1551
BD5
TP1552
BD6
TP1553
BD7
TP1554
BD8 OE
Q Q
3 7 6 3
TP1555
BD9
TP1556
BD10
TP1557
BD11 BA3
TP1558 TP1564
BD12
TP1559
BD13 BA5
TP1560 TP1566
BD14
TP1561
BD15 BA7
TP1568
EB2
R/W
R1103
0
BA9
TP1570
BA11
TP1572
BA13
TP1574
BA15
TP1576
BA17
TP1578
C1114
BA19
0.01
TP1580
BA21
TP1582
u 1 6 3
BA23
C1115
0.01
TP1584
.
13 13
2 4
9 9 8
C1112
0.1
IC1117
BUFFER
TC7SZ125FU
VCC
A1
GND
C1109
0.1
BUFFER
IC1112
SN74LVC244APWR
1OE VCC
1A1 2OE
1 5 1 5 0 8 9 2 4
2Y4 1Y1
A2
1A2 2A4
2Y3 1Y2
A4
1A3 2A3
2Y2 1Y3
A6
1A4 2A2
2Y1 1Y4
GND 2A1
C1110
0.1
IC1113
SN74LVC244APWR BUFFER
1OE VCC
A8
1A1 2OE
2Y4 1Y1
A10
1A2 2A4
2Y3 1Y2
A12
1A3 2A3
2Y2 1Y3
A14
1A4 2A2
2Y1 1Y4
GND 2A1
A16
A18
A20 m
A22
c o
PRS-505
2
9 9
BD(31-0)
BA(24-0)
(Page 9)
BA1
TP1562
9 8 2 9 9
BOE
BA2
TP1563
A3
BA4
TP1565
A5
BA6
TP1567
A7
(Page 9)
BEB2
BA8
TP1569
A9
BA10
TP1571
A11
BA12
TP1573
A13
BA14
TP1575
A15
BA16
TP1577
A17
BA18
TP1579
A19
BA20
TP1581
A21
BA22
TP1583
A23