Bu2 Board Schematic Diagram (10 Of 12) - Sony KDL-32XBR4 Service Manual

BU2 BOARD SCHEMATIC DIAGRAM (10 OF 12)

1 | 2 | 3 | 4 | 5 |
A
—
DRAM_IF
B
MEM_DQA0
R24
DQA_0
P24 MEM_DQA1
DQA_1
MEM_DQA2
P25
DQA_2
P26 MEM_DQA3
DQA_3
MEM_DQA4
— N24
DQA_4
M24 MEM_DQA5
DQA_5
MEM_DQA6
M25
DQA_6
M26 MEM_DQA7
DQA_7
MEM_DQA8
L25
DQA_8
C
L26 MEM_DQA9
DQA_9
MEM_DQA10
K24
DQA_10
K25 MEM_DQA11
DQA_11
MEM_DQA12
K26
DQA_12
— J26 MEM_DQA13
DQA_13
MEM_DQA14
H24
DQA_14
H25 MEM_DQA15
DQA_15
L24
/DQMA_0 MEM_DQM0#
H26
D /DQMA_1 MEM_DQM1#
N25
QSA_0 MEM_QS0
J24
QSA_1 MEM_QS1
N26
/QSA_0
J25
/QSA_1
MEM_AA0
— U26
MAA_0
MEM_AA1
V24
MAA_1
W26 MEM_AA2
MAA_2
MEM_AA3
T25
MAA_3
T24 MEM_AA4
MAA_4
E
MEM_AA5
Y26
MAA_5
W24 MEM_AA6
MAA_6
MEM_AA7
Y25
MAA_7
T26 MEM_AA8
MAA_8
MEM_AA9
— V26
MAA_9
V25 MEM_AA10
MAA_10
MEM_AA11
Y24
MAA_11
U24 MEM_AA12
MAA_12
U25
MAA_13
F
W25 MEM_AA14
MAA_14
MEM_AA15
AA26
MAA_15
AC26
MRAS#
/RASA
AA24
/CASA MCAS#
— AA25
MRWE#
/WEA
AB25
/CSA MCS#
AB24
MEM_ODT
ODTA
AB26
CKEA MCKEN
R26
MCLK
G CLKA
R25
/CLKA MCLK#
VDDR_MEM VDDR_MEM
G25
MVREFD
MVREFS MVREFD
G26
MVREFS C7400 C7401
R7403 R7407
— AC25 0 . 1 0 . 1 1k 1k
MEMTEST 16V 16V
1/16W 1/16W
GND RN-CP RN-CP
AD26 1005 1005 0.5% 0.5%
TEST_YCLK GND
R7400
10k GND
1/16W
RN-CP R7404 R7408
0.5% 1k 1k
1/16W 1/16W
0.5% 0.5%
RN-CP RN-CP
0.5% 0.5%
H IC7300 RN-CP RN-CP
215H4AALA11HG 1/16W GND GND
1/16W
47 1k
R7401 R7402
GND
—
I
—
J
—
NAND_3.3V
K
NAND_FLASH_IF
NFI00
— H2
NFIO0
H3 NFI01
NFIO1
NFI02
G1
NFIO2
F2 NFI03
NFIO3
NFI04
F1
NFIO4
L
E3 NFI05 R7501
NFIO5 2 . 2 k
NFI06 1/16W
E2 CHIP
NFIO6 5%
D3 NFI07
NFIO7 /NFRY/BY
/NFCE0
B1
/NFCE0
— B2 /NFCE1 /NFRE
/NFCE1
/NFRE
A2
/NFRE /NFCE1
B3 /NFWE
/NFWE
NFALE
A3
NFALE
C4 NFCLE
M NFCLE
/NFRY/BY
C1
/NFRY_BY
1 2
IC7300 C7501
0 . 1
— 215H4AALA11HG 16V
1005
NFCLE
NFALE
N
/NFWE
NAND_/WP
—
O
—
P
KDL-32XBR4/40D3000
6 | 7 | 8 | 9 | 10 | 11 |
DDR2 SDRAM
VDDR_MEM
L7431
IC7400
*C7430 C7431 0uH
HYB18TC512160BF-2.5 0 . 1 220
25V 4V
B
1608
GND GND
VDD1 NC#R8
NC#A2 NC#R7
VSS1 NC#R3
MEM_AA12
VSSQ1 A12
UDQS# VDD5
VDDQ1 VSS5
MEM_DQA14 MEM_AA8
DQ14 A8
MEM_AA11
VSSQ2 A11
MEM_AA9
MEM_DQM1#
UDM A9
MEM_AA7
MEM_QS1
UDQS A7 MEM_AA4 C7405 C7407 C7409
0 . 1 0 . 1 0 . 1
16V 16V 16V
VSSQ3 A4
MEM_DQA15 MEM_AA6
1005 1005 1005
DQ15 A6 MEM_AA5
VDDQ2 A5
MEM_DQA11 MEM_AA3
DQ9 A3
VDDQ3 VSS4
MEM_DQA13 VDDQ4 VDD4 MEM_AA0
DQ8 A0
MEM_AA2
VDDQ5 A2 C7406 C7408 C7410
MEM_DQA10 MEM_AA1 0 . 1 0 . 1 0 . 1
16V 16V
DQ12 A1 16V
MEM_AA10
1005 1005 1005
VSSQ4 A10/AP
MEM_DQA8
MCS#
DQ11 CS
MEM_DQA12
MCAS#
DQ10 CAS MEM_AA14
VSSQ5 BA1
MEM_DQA9 MEM_AA15
DQ13 BA0
VDD2 NC#L1
MEM_ODT C7417 C7418 C7420
0 . 1
NC#E2 ODT 0 . 1 0 . 1
16V 16V 16V
MCLK#
VSS2 CK# 1005 1005
1005
MRAS#
VSSQ6 RAS
MRWE#
LDQS/ WE
MCKEN
VDDQ6 CKE
MEM_DQA6
DQ6 VDD3
MCLK
VSSQ7 CK
MEM_DQM0#
LDM VSSDL
GND
MEM_QS0 C7404 C7403
LDQS VSS3 0 . 1 1
16V 6.3V
FB7400
VSSQ8 VREF X6S 0uH
MEM_DQA7 1005 1005
VDDR_MEM
DQ7 VDDL
VDDR_MEM
MEM_DQA5 VDDQ7 DQ5
DQ1 VSSQ10
R7405
JL7400 JL7401
1k
VDDQ8 DQ2 1/16W
RN-CP
VDDQ9 DQ3 0.5%
MEM_DQA0 GND GND
C7402 R7406
DQ0 VSSQ9 0 . 1 1k JL7402 JL7403
16V 1/16W
RN-CP
VDDQ10 DQ4
1005 0.5%
GND GND
GND
GND
MEM_DQA2
MEM_DQA4
MEM_DQA1
MEM_DQA3
FLEXBUS_STRAP
D3.3V_ATI D3.3V_ATI
R7521
R7507
10k 1/16W
CHIP
NAND FLASH
NVM
D3.3V
NC NC
2 1
NC NC
C7503
0 . 1
16V
NC NC
1005
R7516
10k
NC NC IC7502
1/16W
M24C64-WMN6T(B) CHIP
5%
NFI07
NC I / 0 7
E0 VCC
NFI06
GND I / 0 6
A0
E1 XWC NVM_/WE
NFI05
RY/BY I / 0 5
E2 SCL I2CA_SCL
NFI04
/RE I / 0 4
VSS SDA I2CA_SDA
RB7500
100
/CE NC
NC NC GND
NC NC
D3.3V
VCC VCC
1 2
VSS VSS
C7502
0 . 1
16V
NC NC
SERIAL BOOT FLASH
1005
NC NC
R7517
R7506
10k 10k
R7508 1/16W
CLE NC 1/16W 100k CHIP
JL7500 CHIP 5%
5% 1/16W
NFI03 /NFCE0
ALE I / 0 3 / S VCC
JL7501
NFI02 /NFWE
/WE I / 0 2 Q /HOLD JL7505
NFI01
/WP I / 0 1 /W C
JL7504
NFI00
NC I / 0 0 VSS D
NC NC JL7503
2 1
NC NC
C7504
0 . 1
16V
NC NC GND 1005
NC NC
/NFRE
NFALE
GND
12 | 13 | 14 | 15 | 16 | 17
MEMORY CONFIGURATION
DDR_1.8V
WAX3
DDR2 MEMORY 32MB X16 (512Mbit)
NAND FLASH 32MB (256Mbit)
VDDR_MEM
C7411 C7413
1 1
6.3V 6.3V
X6S X6S
1005 1005
GND
VDDR_MEM
C7412 C7425
1 1
6.3V 6.3V
X6S X6S
1005 1005
GND
NAND FLASH DATA PROTECTION
VDDR_MEM
C7422 C7424 REG12V_2
1 1
6.3V 6.3V NAND_3.3V
X6S X6S
1005 BA33BC0FP-E2
1005 IC7505
D7500
EC21QS03L-TE12L JL7509
GND
OUT
VCC
GND C7513 R7533
1
220 1/10W
4V RN-CP
5%
VDDR_MEM
GND GND GND GND GND GND C7514
16V C7509 10
16V 16V 10V
100 100 100 1 B
C7505 C7506 C7507 16V
B 3216
C7432 C7433 2012 GND
10 10
6.3V 6.3V
B B
2012 2012
GND
/RESET_SYSTEM NAND_3.3V
R7535
0 TC7SH08FU(T5RSOYJF)
CHIP IC7507
1A VCC
R7529
470k
/WP_GPIO 1B C7512 CD74HC4538PWR
1/16W 0 . 1
R7536 CHIP 10V IC7506
10k GND 1Y 5%
1/16W X7R
1005 1005
CHIP GND
5% 1CX VCC
1005
1RXCX 2CX C7515
0 . 1
C7516 16V
GND
0 . 1 /1R 2RXCX
16V 1005
1005 1A /2R
/1B 2A
R7538
0 R7526
10k 1Q /2B
CHIP 1/16W
CHIP /1Q 2Q
5%
1005 GND
GND /2Q
SN74LVC32APWR C7510
IC7504 0 . 1
16V
1005 GND
1A VCC
GND
1B 4B
R7528
1Y 4A 1k
1/16W
CHIP
2A 4Y 5% NAND_/WP
1005 R7532
0
2B 3B
CHIP
2Y 3A
1005
GND 3Y
C7511
GND 1000p
50V
B
1005
10k
5%
BU2 10/12
DDR/FLASH/NVM
| 18 | 19 | 20 | 21
A-1220-499-E <WAX3>BU2-P10
KDL-32XBR4/40D3000
86