Sony MV-700HR Service Manual page 37

• IC Block Diagrams
– MAIN Board –
IC103 BR24L16F-WE2
1kbit EEPROM ARRAY
7bit
ADDRESS
DECODER
A0 1
A1 2
CONTROL CIRCUIT
A2
3
GND
4 HIGH-VOLTAGE
GENERATOR VOLTAGE DETECTOR
IC104 MBM29LV160BE70TN-FS1
A15 1
A14 2
A13 3
A12 4
A11 5
A10 6
A9 7
ERASE
A8 8
VOLTAGE
A19 9
GENERATOR
NC 10
WE 11
RESET 12
RY/BY
NC 13
BUFFER
NC 14
RY/BY 15
A18 16
A17 17
A7 18
A6 19
A5 20
A4 21
A3 22
A2 23
A1 24
SLAVE/ WORD DATA
ADDRESS REGISTER REGISTER
ACK
POWER SUPPLY
TIMER FOR LOW VCC
PROGRAM/ERASE DETECTOR
PROGRAM
VOLTAGE
GENERATOR
INPUT/OUTPUT
STATE CONTROL
&
COMMAND
REGISTER
Y-DECODER
X-DECODER CELL MATRIX
8 Vcc
7
WP
SCL
6
5 SDA
A16
48
47 BYTE
46 VSS
DQ15/A-1
45
44 DQ7
BUFFERS
43 DQ14
42 DQ6
41 DQ13
40 DQ5
DQ12
39
38 DQ4
DATA LATCH 37 VCC
36 DQ11
35 DQ3
34 DQ10
33 DQ2
Y-GATING
32 DQ9
31 DQ1
30 DQ8
29 DQ0
CHIP ENABLE/
28 OE
OUTPUT ENABLE
LOGIC 27 VSS
26 CE
25 A0
MV-700HR
37