Read Sony XES-Z50 Service Manual online
– 160 –
IC801
TL5001CD
– DISPLAY Board –
REFERENCE
VOLTAGE
S.C.P.
COMPARATOR 1
SWITCH
'ON'
AT
'H'
'H'
PWM
COMPARATOR
S.C.P.
COMPARATOR 2
DEAD-TIME
COMPARATOR
S.C.P.
LATCH
OSC
U.V.L.O
ERROR
AMP
–
+
+
–
+
+
+
–
+
–
–
–
+
+
5
6
7
8
1
2
3
4
OUT
VCC
FEED BACK
INPUT
SCP
DEAD-TIME
CONTROL
RT
GND
IC931
MBM29F800-DISPU
CONTROL
CIRCUIT
LOW VCC
DETECTOR CIRCUIT
WRITE/ERASE
PULSE TIMER
PULSE TIMER
ERASE CIRCUIT
RY/BY
BUFFER
CHIP ENABLE/
OUTPUT ENABLE
CIRCUIT
I/O
BUFFER
DATA
LATCH
ADDRESS
LATCH
Y
DECODER
8,388,608
CELL
MATRIX
Y GATE
WRITE CIRCUIT
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
DQ3
DQ11
VCC
DQ4
DQ12
DQ5
DQ13
DQ7
DQ14
DQ6
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
GND
CE
OE
1
2
3
4
4
5
6
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
A8
A9
A15
A14
A13
A13
A12
A11
NC
RY/BY
WE
A7
A6
A6
A4
A5
NC
NC
RESET
NC
47
48
45
46
A3
A2
A2
A1
A17
A10
X
DECODER
A16
BYTE
GND
DQ15/A–1
A0
STB
STB
A18
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