Block Diagram - Memory Section - Sony HBD-E770W Service Manual

Q Q
3 7 6 3 1 5 1 5 0
5-2.

BLOCK DIAGRAM - MEMORY Section -

X401
27MHz
X802
25MHz
SD-RAM
IC104
DQ0 - DQ15
A_RA0 - A_RA13
A0 - A12, NC
BA0 L2
BA1 L3
BA2
L1
/WE K3
/CS L8
/CAS L7
/RAS
K7
ODT K9
T E
L 1 3 9 4 2 2 9 6 5 1 3
CKE K2
CK J8
/CK
K8
UDM B3
UDQS B7
/UDQS A8
LDM F3
LDQS F7
/LDQS E8
SD-RAM
IC105
DQ0 - DQ15
A_RA0 -
A_RA13
A0 - A12, NC
BA0
L2
BA1 L3
BA2 L1
/WE K3
/CS
L8
/CAS L7
/RAS K7
ODT K9
CKE
K2
CK
J8
/CK K8
UDM B3
UDQS
B7
/UDQS A8
LDM F3
LDQS F7
/LDQS
E8
w w w
HBD-E770W
FE_SFDO E1
A25 NS_XTALI
FE_SFDI F2
C25 NS_XTALO FE_SFCLK C1
FE_SFCS# K6
BA9 XTAL25MO
STXP_1 BC3
BB8 XTAL25MI
STXN_1 BA3
SRXP_1 BC1
SRXN_1
BB2
VCLK25MI AJ9
MRESET_ C35
SD-RAM
IC204
DQ0 - DQ15
A_RDQ0 - A_RDQ15
B_RA0 - B_RA13
A_RA0 - A_RA13 A0 - A12, NC
BB28 A_RBA0 BA0 L2
AU27 A_RBA1 BA1 L3
A_RBA2 BA2
AT28 L1
BC29 A_RWEB /WE K3
AV24 A_RCSB /CS L8
AU23 A_RCASB /CAS L7
A_RRASB /RAS
BB24 K7
AW23 A_RODT ODT K9
BA29 A_RCKE CKE K2
BC21 A_RCLK0 CK J8
A_RCLK0B /CK
BA21 K8
AV18 A_RDQM1 UDM B3
BC17 A_RDQS1 UDQS B7
BA17 A_RDQS1B /UDQS A8
AT18 A_RDQM0 LDM F3
AY16 A_RDQS0 LDQS F7
BB16 A_RDQS0B /LDQS E8
SD-RAM
IC205
A_RDQ16 - A_RDQ31 DQ0 - DQ15
B_RA0 - B_RA13
A0 - A12, NC
BA0
L2
BA1 L3
BA2 L1
/WE K3
/CS
L8
/CAS L7
/RAS K7
ODT K9
CKE
K2
CK
BA39 A_RCLK1 J8
BC39 A_RCLK1B /CK K8
AU35 A_RDQM3 UDM B3
A_RDQS3 UDQS
BC35 B7
A_RDQS3B
BA35 /UDQS A8
AV34 A_RDQM2 LDM F3
BA33 A_RDQS2 LDQS F7
/LDQS
BC33 A_RDQS2B E8
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8
BD DECODER
IC101 (2/2)
EEPROM
IC1101
FESFDO
A1
C3 FESFDI
I2C_SDA
13
D4 FESFCK
I2C_SCL 12
B2 FESFCS
RESET 4
AR1 FE_SRXP
AR3 FE_SRXN
NAND FLASH
AN1 FE_STXP IC501
AP2 FE_STXN
IO1 - IO8
AJ3 FE_XTAL25MI
XWE
18
FE_RSTI
M6 XRE
8
XCE 9
RY/XBY 7
ALE 17
CLE
B_RDQ0 - B_RDQ15 16
B_RA0 - B_RA13
XWP
19
AD40 B_RBA0
SERIAL FLASH
AD36 B_RBA1
IC502
AC39 B_RBA2
AC43 B_RWEB
D 5
AD42 B_RCSB
Q 2
AH40 B_RCASB
C 6
AJ41 B_RRASB
S
1
B_RODT
Q AG41 Q
3 7 6 3
AC41 B_RCKE
HOLD 7
AL43 B_RCLK0
AL41 B_RCLK0B
B_RDQM1
AM36
AR43 B_RDQS1
AR41 B_RDQS1B
AP38 B_RDQM0
AT40 B_RDQS0
AT42 B_RDQS0B
B_RDQ16 - B_RDQ31
N41 B_RCLK1
N43 B_RCLK1B
V36 B_RDQM3
B_RDQS3
U43
B_RDQS3B
U41
V38 B_RDQM2
W41 B_RDQS2
W43 B_RDQS2B
u 1 6 3
.
29 29
2 4
9 9 8
AV14 SDA
VIND5 F14 USB_VBUS_PCONT1
AT12 SCL
GPIO3 B18 USB_VBUS_PCONT2
LCDRD G33 IF_SDI
VDATA B34 IF_SDO
VCLK A35 IF_SCK
GPIO2 C19 XIF_CS
NFD0 - NFD7
GPIO1 A17 IF_START_BIT
GPIO0 C17 SYSCON_REQ
NFWEN
G43
GPIO6 AV12 UPG_STATUS
M36 NFREN
OPWRSB F34 OPWRSB
M38 NFCEN
FE_EJECT# AH4 FE_EJECT
P38 NFRBN
L37 NFALE
RESET_ E35
K38 NFCLE
CORE_RESETB AP4
SYSCON_RST
CPU_PRERST
TH1501
TEMP
F42 SFDO
H40 SFDI
G41 SFCK
J39 SFCS
1 5 1 5 0 8 9 2 4
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HBD-E770W
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C (Page 32)
D (Page 30)
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