Sony RDR-GX310 Service Manual page 74

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RDRGX310/HX710/HX910
Q Q
3 7 6 3 1 5 1 5 0
For Schematic Diagram
• Refer to page 4-57 for printed wiring board.
2
1
RD-051 BOARD(9/13)
MAZCA2 DDR
A
XX MARK:NO MOUNT
-REF.NO.:20,000 SERIES-
CL901
R906
0
1W
DDRA_CK
CL902
R909
0
1W
B
DDRA_CKN
CL903
DDRA_CKE
CL904
DDRA_CS
CL905
DDRA_RAS
CL906
DDRA_CAS
CL907
DDRA_WE
CL908
R904
10
DDRA_DQS0
CL909
R902
22
DDRA_DQS1
CL910
R901
22
C
DDRA_DQS2
CL911
10
R903
DDRA_DQS3
DDRA_DM0
DDRA_DM1
83
DDRA_DM2
TO(8/13)
DDRA_DM3
CL912
DDRA_BA0
CL913
DDRA_BA1
CL914
D
DDRA_A0
CL915
DDRA_A1
CL916
T E
L
1 3 9 4 2 2 9 6 5 1 3
DDRA_A2
CL917
DDRA_A3
CL918
DDRA_A4
CL919
DDRA_A5
CL920
DDRA_A6
CL921
DDRA_A7
CL922
E
DDRA_A8
DDRA_A9
DDRA_A10
DDRA_A11
F
G
w w w
H
16
MAZCA2 DDR
RD-051 (9/13)
3
4
5
:Voltage measurement of the CSP IC
and the Transistors with
mark,is
not possible.
K10
K5
J10
J5
H10
H5
G10
G5
F10
F5
E9
E6
D11
D10
CLK
CLK
CKE
CS
RAS
CAS
WE
DQS0
DQS1
DQS2
DQS3
DM0
DM1
DM2
DM3
BA0
BA1
A0
A1
CSP(CHIP SIZE PACKAGE)IC
A2
A3
A4
A5
A6
A7
A8/AP
A9
A10
A11
NC
NC
NC
NC
NC
NC
NC
M4 N3 L9 M10 B7 C6 B6 B5 C2 D3 D2 E2 K13 K12 J13 J12 G13G12 F13 F12 F3 F2 G3 G2 J3 J2 K2 K3 E13 D13D12C13 B10 B9 C9 B8
x
a o
y
.
i
4-47
http://www.xiaoyu163.com
6
7
8
D9
D6
D5
D4
B11
B4
J9
J8
J7
J6
H9
H8
H7
H6
G9
G8
G7
G6
F9
F8
F7
IC901
SDRAM DDR
IC901
HY5DU283222AFP-36 2AF
Q
Q
3
7
6
u 1 6 3
http://www.xiaoyu163.com
2
4
8
9
9
9
10
B+
F6
VSS
VSS
VSS
VSS
VSS
VSS
VSS
2.4V
VSS
R907
VREF
VSS
10k
1/10W
VSS
± 0.5%
JL901
VREF
C901
R908
1.2V
0.1u
10k
VDDQ
B
1/10W
± 0.5%
VDDQ
DDRA_DQ0
C902
VDDQ
0.1u
DDRA_DQ1
B
VDDQ
DDRA_DQ2
C903
0.1u
VDDQ
DDRA_DQ3
B
VDDQ
DDRA_DQ4
C904
0.1u
VDDQ
DDRA_DQ5
B
VDDQ
DDRA_DQ6
C905
3
1
5
1
5
0.1u
0
8
9
2
VDDQ
DDRA_DQ7
B
VDDQ
DDRA_DQ8
C906
0.1u
VDDQ
DDRA_DQ9
B
VDDQ
DDRA_DQ10
C907
0.1u
VDDQ
DDRA_DQ11
B
VDDQ
DDRA_DQ12
C908
0.1u
VDDQ
DDRA_DQ13
B
VDDQ
DDRA_DQ14
C909
0.1u
VDD
DDRA_DQ15
B
VDD
DDRA_DQ16
C910
0.1u
VDD
DDRA_DQ17
B
VDD
DDRA_DQ18
C911
0.1u
VDD
DDRA_DQ19
B
VDD
DDRA_DQ20
VDD
DDRA_DQ21
C912
0.1u
VDD
DDRA_DQ22
B
MCL_DSF
DDRA_DQ23
DDRA_DQ24
DDRA_DQ25
DDRA_DQ26
DDRA_DQ27
DDRA_DQ28
DDRA_DQ29
DDRA_DQ30
DDRA_DQ31
m
c o
.
4-48
2
8
9
9
11
12
DGND
84
TO(8/13)
SW2.5VA_DDR
DDRA_VREF
DDRA_DQ0
DDRA_DQ1
DDRA_DQ2
DDRA_DQ3
DDRA_DQ4
DDRA_DQ5
DDRA_DQ6
4
9
8
2
9
9
DDRA_DQ7
DDRA_DQ8
DDRA_DQ9
DDRA_DQ10
DDRA_DQ11
DDRA_DQ12
DDRA_DQ13
83
DDRA_DQ14
TO(8/13)
DDRA_DQ15
DDRA_DQ16
DDRA_DQ17
DDRA_DQ18
DDRA_DQ19
DDRA_DQ20
DDRA_DQ21
DDRA_DQ22
DDRA_DQ23
DDRA_DQ24
DDRA_DQ25
DDRA_DQ26
DDRA_DQ27
DDRA_DQ28
DDRA_DQ29
DDRA_DQ30
DDRA_DQ31

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