Sony HCD-FL7D Service Manual page 178

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HCD-FL7D
Q Q
3 7 6 3 1 5 1 5 0
1-7.
SCHEMATIC DIAGRAM – MB Board (6/7) –
T E
L
1 3 9 4 2 2 9 6 5 1 3
(Page 9)
w w w
Note: When replacing IC205 of type A, install IC204 instead of IC205.
(6/7)
D2
D3
MD0
C217
0.01
MD1
C219
0.01
MD2
MD3
MD4
C234
0.01
MD5
MD6
MD7
C239
0.01
MDQM0
MWE
MCAS
MRAS
MCSO
MA11
BA0
BA1
MA10
MA0
MA1
MA2
MDQM2
C242
0.01
MD16
MD17
MD18
C245
0.01
MD19
MD20
MD21
MD22
C249
0.01
MD23
IC202
MT48LC4M32B2-7
128Mbit SD-RAM
D4
D5
x
a o
y
D6
D7
.
i
D8
http://www.xiaoyu163.com
8
MD15
FL202
FL203
C257
C258
10
0.01
MD14
C253
0.01
MD13
HA17
(TYPE A)
MD12
C254
10
MD11
MD10
MD9
C238
0.01
HA16
MD8
HA15
HA14
HA13
MDQM1
HA12
C226
0.01
HA11
HA10
MCLK
HA9
R251
HA20
10k
MA9
HA21
R213
0
MA8
MA7
MA6
HA22
R261
0
R249
MA5
0
MA4
R214
0
MA3
Q
Q
3
7
HA19
6
3
MDQM3
HA18
HA8
HA7
MD31
C244
HA6
0.01
HA5
MD30
HA4
MD29
HA3
HA2
MD28
MD27
C248
HA1
0.01
MD26
MD25
MD24
u 1 6 3
.
10
10
http://www.xiaoyu163.com
2
4
9
9
8
(TYPE B)
32Mbit FLASH ROM
IC205
32Mbit PROGRAMMABLE ROM
MBM29DL324BE
-90PFTN
(NOT SUPPLIED)
A15
A16
HA19
A14
BYTE
HA18
A13
VSS
HA8
HAD15
DQ15
A12
HA7
/A-1
HAD7
A11
HA6
DQ7
HAD14
A10
DQ14
HA5
HAD6
A9
DQ6
HA4
HAD13
A8
DQ13
HA3
HAD5
A19
DQ5
HA2
HAD12
A20
DQ12
HA1
HAD4
C263
WE
DQ4
0.01
RESET
VCC
HAD11
A21
DQ11
HAD3
N.C.
DQ3
HAD0
HAD10
RY/BY
DQ10
HAD8
1
5
1
5
0
HAD2
8
9
2
4
A18
DQ2
HAD1
HAD9
A17
DQ9
HAD9
HAD1
A7
DQ1
HAD2
HAD8
A6
DQ8
HAD10
HAD0
A5
DQ0
HAD3
A4
OE
HAD11
A3
VSS
A2
CE
A1
A0
C274
C314
C315
0.01
0.01
0.01
m
c o
C356
C355
0.01
0.01
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : DVD PLAY
: Impossible to measure
2
9
9
C204
IC204
0.01
MR27V3202F
HA21
WE
A20
HA20
A18
A19
HA9
A17
A8
HA10
A7
A9
HA11
A6
A10
HA12
A5
A11
HA13
A4
A12
HA14
A3
A13
HA15
A2
A14
HA16
A1
A15
HA17
A0
A16
CE
BYTE
VSS
VSS
HAD15
OE
DQ15
HAD7
DQ0
DQ7
HAD14
DQ8
9
DQ14
8
2
9
9
HAD6
DQ1
DQ6
HAD13
DQ9
DQ13
HAD5
DQ2
DQ5
HAD12
DQ10
DQ12
HAD4
DQ3
DQ4
DQ11
VCC
BUS INTERFACE
IC215
SN74ALVTH16841

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