6. schematic diagram - main board (2/7), Dq0 – dq31, Ba0 j7 – Sony Ericsson NWZ-A826K User Manual

Page 23: Ba1 h8, Clk j1, Cs j8, Cke j2, We k8, Cas k7, Ras j9

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NWZ-A826/A826K/A828/A828K/A829

NWZ-A826/A826K/A828/A828K/A829

23

23

5-6. SCHEMATIC DIAGRAM - MAIN Board (2/7) -

Note 1: When the MAIN board is replaced, format it according

to the “NOTE OF MAIN BOARD REPLACING” (refer
to page 4) of the servicing notes.

Note 2: IC701 on the MAIN board cannot exchange with

single. When IC701 on the MAIN board is damaged,
exchange the entire mounted board.

(1/7)

MAIN

BOARD

7

SDR_D03

SDR_A00

SDR_A05

SDR_A03

SDR_D19

SDR_D10

SDR_D00

SDR_D21

SDR_A07

SDR_DQM2

SDR_A12

IC701

K4M56323PI-HG75T

A0

G8

A1

G9

A2

F7

A3

F3

A4

G1

A5

G2

A6

G3

A7

H1

A8

H2

A9

J3

A10

G7

BA0

J7

BA1

H8

DQ0

R8

DQ1

N7

DQ2

R9

DQ3

N8

DQ4

P9

DQ5

M8

DQ6

M7

DQ7

L8

DQ8

L2

DQ9

M3

DQ10

M2

DQ11

P1

DQ12

N2

DQ13

R1

DQ14

N3

DQ15

R2

DQ16

E8

DQ17

D7

DQ18

D8

DQ19

B9

DQ20

C8

DQ21

A9

DQ22

C7

DQ23

A8

DQ24

A2

DQ25

C3

DQ26

A1

DQ27

C2

DQ28

B1

DQ29

D2

DQ30

D3

DQ31

E2

DQM0

K9

DQM1

K1

DQM2

F8

DQM3

F2

CS

J8

WE

K8

RAS

J9

CAS

K7

CKE

J2

CLK

J1

NC

E3

NC

E7

A12

H3

NC

H7

A1

1

H9

NC

K2

NC

K3

VDD

A7

VDD

F9

VDD

L7

VDD

R7

VDDQ

B2

VDDQ

B7

VDDQ

C9

VDDQ

D9

VDDQ

E1

VDDQ

L1

VDDQ

M9

VDDQ

N9

VDDQ

P2

VDDQ

P7

VSS

A3

VSS

F1

VSS

L3

VSS

R3

VSSQ

B3

VSSQ

B8

VSSQ

C1

VSSQ

D1

VSSQ

E9

VSSQ

L9

VSSQ

M1

VSSQ

N1

VSSQ

P3

VSSQ

P8

SDR_D29

SDR_A09

SDR_D18

SDR_XWR

SDR_A11

SDR_D20

SDR_A02

SDR_BA1

SDR_D14

SDR_XCS0

SDR_CKE0

SDR_D27

SDR_D04

SDR_D02

SDR_A06

SDR_D05

SDR_D28

SDR_D15

SDR_DQM0

SDR_A10

SDR_D16

SDR_D06

SDR_D24

SDR_BA0

SDR_D13

SDR_D17

SDR_D11

SDR_DQM3

SDR_D23

SDR_D12

SDR_D22

SDR_D25

SDR_DQM1

SDR_D30

SDR_D09

SDR_D07

SDR_XRAS

SDR_D01

SDR_D08

SDR_XCAS

SDR_A04

SDR_CLK

SDR_D31

SDR_A08

SDR_D26

SDR_A01

C701 0.1

DGND

C703 0.1

C705 0.1

C707 0.1

C709 0.1

C711

0.1

C713 0.1

VDD_ECO_J

FL701

100k

R702

SDR_D17

SDR_A06

SDR_D02

SDR_XWR

SDR_A12

SDR_D20

SDR_A05

SDR_D13

SDR_DQM3

SDR_DQM2

SDR_A04

SDR_D10

SDR_DQM2

SDR_BA0

SDR_D16

SDR_D21

SDR_DQM1

SDR_DQM0

SDR_A10

SDR_D22

SDR_XWR

SDR_A09

SDR_D23

SDR_XRAS

SDR_A08

SDR_D24

SDR_XCAS

SDR_A07

SDR_D25

SDR_BA1

SDR_A06

SDR_D26

SDR_BA0

SDR_A1

1

SDR_A05

SDR_D31

SDR_A11

SDR_A12

SDR_D13

SDR_D05

SDR_D08

SDR_D25

SDR_D07

SDR_D14

SDR_D04

SDR_D24

SDR_D15

SDR_D15

SDR_D03

SDR_D23

SDR_D12

SDR_D16

SDR_D02

SDR_D22

SDR_D05

SDR_D17

SDR_D01

SDR_D21

SDR_D11

SDR_D18

SDR_D20

SDR_D14

SDR_D19

SDR_BA1

SDR_D19

SDR_DQM3

SDR_A03

SDR_D01

SDR_DQM1

SDR_A02

SDR_D04

SDR_DQM0

SDR_D30

SDR_A01

SDR_D00

SDR_D10

SDR_D29

SDR_A00

SDR_D09

SDR_D09

SDR_D08

SDR_D28

SDR_CLK

SDR_D03

SDR_D11

SDR_D07

SDR_D27

SDR_D06

SDR_D12

SDR_D06

SDR_D26

SDR_A04

SDR_D30

SDR_A10

SDR_A03

SDR_D29

SDR_A09

SDR_CKE0

SDR_A02

SDR_D28

SDR_A08

SDR_XCAS

SDR_D18

SDR_D27

SDR_A07

SDR_D00

SDR_CLK

SDR_XRAS

SDR_CKE0

SDR_XCS0

SDR_XCS0

SDR_A00

SDR_A01

SDR_D31

IC701

SD-RAM

(Chip Size Package)

CSP

(2/7)

MAIN BOARD

H

3

B

I

E

9

C

A

6

2

4

5

1

F

7

G

8

D

(Page 22)

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