Memory (Sdram, Nand-Flash) - Samsung YP-R1 Service Manual

Schematic Diagram
7-4 Memory (SDRAM, NAND-Flash)
POWER
GND
U501
K4X51323PG-8GC6
DDR_SD_AD[0-12]
DDR_SD_AD[12]
H3
A12
DDR_SD_AD[11]
H2
A11
DDR_SD_AD[10]
J7
A10
DDR_SD_AD[9]
H1
A9
DDR_SD_AD[8]
J3 A8
DDR_SD_AD[7]
J2 A7
DDR_SD_AD[6]
J1
A6
DDR_SD_AD[5]
K3
A5
DDR_SD_AD[4]
K1
A4
DDR_SD_AD[3]
K9
A3
DDR_SD_AD[2]
K7
A2
DDR_SD_AD[1]
J9
A1
DDR_SD_AD[0]
J8
A0
H9
DDR_SD_BA[1] BA1
H8
DDR_SD_BA[0] BA0
K8
DDR_SD_DQM[0] DM0
K2
DDR_SD_DQM[1] DM1
F8
DDR_SD_DQM[2] DM2
F2
DDR_SD_DQM[3] DM3
L8
DDR_SD_DQS[0] DQS0
L2
DDR_SD_DQS[1] DQS1
E8
DDR_SD_DQS[2] DQS2
E2
DDR_SD_DQS[3] DQS3
G9
DDR_SD_RAS RAS
G8
DDR_SD_CAS CAS
G7
DDR_SD_WE WE
G2
CLK
DDR_SD_CLK
G3
DDR_SD_/CLK CLK
G1
DDR_SD_CKE CKE
H7
DDR_SD_CS CS
GND
NAND_CPU_CS1
U507
DG2735DTN-T1-E4
NAND_CS5
P_3.0V
V+ NC2
NO1 GND
NAND_CS4
GND
U506
NAND_CPU_CS3
DG2735DTN-T1-E4
NAND_CS7
P_3.0V
V+ NC2
NAND_CS6 NO1 GND
GND
7-4
P_1.8V
GND
DDR_SD_DA[0-31]
DDR_SD_DA[31]
DQ31 A2
DDR_SD_DA[30]
DQ30 B3
DDR_SD_DA[29]
DQ29 B2
DDR_SD_DA[28]
DQ28 C3
DDR_SD_DA[27]
DQ27 C2
DDR_SD_DA[26]
DQ26 D3
DDR_SD_DA[25]
DQ25 D2
DDR_SD_DA[24]
E3
DQ24
DDR_SD_DA[23]
DQ23 E7
DDR_SD_DA[22]
DQ22 D8
DDR_SD_DA[21]
DQ21 D7
DDR_SD_DA[20]
DQ20 C8
DDR_SD_DA[19]
DQ19 C7
DDR_SD_DA[18]
DQ18 B8
DDR_SD_DA[17]
DQ17 B7
DDR_SD_DA[16]
DQ16 A8
DDR_SD_DA[15]
DQ15 R2
DDR_SD_DA[14]
DQ14 P3
DDR_SD_DA[13]
DQ13 P2
DDR_SD_DA[12]
DQ12 N3
DDR_SD_DA[11]
DQ11 N2
DDR_SD_DA[10]
M3
DQ10
DDR_SD_DA[9]
DQ9 M2
DDR_SD_DA[8]
DQ8 L3
DDR_SD_DA[7]
DQ7 L7
DDR_SD_DA[6]
DQ6 M8
DDR_SD_DA[5]
DQ5 M7
DDR_SD_DA[4]
DQ4 N8
DDR_SD_DA[3]
DQ3 N7
DDR_SD_DA[2]
P8
DQ2
DDR_SD_DA[1]
DQ1
P7
DDR_SD_DA[0]
DQ0 R8
NC_2 F3
NC_1 F7
INSERT FOR 8G/16G
NAND_CS1
NAND_R/B1
NAND_CPU_CS0 NAND_CS0
NAND_CLE
NAND_CPU_CS1 NAND_CS1 NAND_CS2
NAND_CS1
NAND_ALE
NAND_CPU_CS2 NAND_CS2
NAND_OE
NAND_CPU_CS3 NAND_CS3
NAND_WE
22
NAND_R/B2
R503
NAND_WP
NAND_WP
NAND_CS0
NAND_CPU_CS0
NAND_DQ[0-7]
NAND_CS3
NAND_CS_CTL
NAND_R/B3
NAND_CS3
NAND_CS2
NAND_CPU_CS2
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FIRST NAND
U502
K9HCG08U1D
1 N.C_1 N.C_23 48
2 N.C_2 N.C_22 47
NAND_DQ[0-7]
3 N.C_3 N.C_21 46
NAND_R/B3
4 R/B4 N.C_20 45
NAND_DQ[7]
NAND_R/B2 5 R/B3 I/O7 44
NAND_DQ[6]
NAND_R/B1 6 R/B2 I/O6 43
NAND_DQ[5]
NAND_R/B0 7 R/B1 I/O5 42
NAND_DQ[4]
NAND_OE 8 RE I/O4 41
NAND_CS0
9 CE1 N.C_19 40
NAND_CS1
10 CE2 N.C_18 39
P_3.0V P_3.0V
11 N.C_4 N.C_17 38
12 VCC_1 VCC_2 37
13 VSS_1 VSS_2 36
NAND_CS2 14 CE3 N.C_16 35
GND GND
NAND_CS3 15 CE4 N.C_15 34
NAND_CLE 16 CLE N.C_14 33
NAND_DQ[3]
NAND_ALE 17 ALE I/O3 32
NAND_DQ[2]
NAND_WE 18 WE I/O2 31
NAND_DQ[1]
NAND_WP 19 WP I/O1 30
NAND_DQ[0]
20 N.C_5 I/O0 29
21 N.C_6 N.C_13 28
22 N.C_7 N.C_12 27
23 N.C_8 N.C_11 26
24 N.C_9 N.C_10 25
FIRST NAND
K9PDG08U5D-LCB0
U503
R/B1-1 E5
NAND_R/B0
A1 CE2-1
E3
WE1
A7 NAND_WE
R/B2-1
C7
RE1
C3 NAND_OE
CLE2
A5
CE1-1
C5 NAND_CS0
CE1-2
ALE1 C1
D2 NAND_ALE
ALE2
CLE1 A3
D6 NAND_CLE
RE2
E1
WE2
E7
R/B1-2
P_3.0V
N7
F2 WP1 VCC_4
NAND_DQ[0]
G1 N1
IO0-2 VCC_3
G5 M6
WP2 VCC_2
NAND_DQ[7]
G7 B6
IO7-2 VCC_1
NAND_DQ[1]
J1 M2
IO1-2 VSS_4
NAND_DQ[6]
J7 L3
IO6-2 VSS_3
NAND_DQ[2]
L1 F6
IO2-2 VSS_2
NAND_DQ[5]
L7 B2
IO5-2 VSS_1
NAND_DQ[3]
N3 GND
IO3-2
NAND_DQ[4]
N5
IO4-2
NAND_DQ[0]
IO0-1 G3
NAND_DQ[1]
IO1-1 H2
A CE2-2
IO2-1 J3 NAND_DQ[2]
B NC_1
IO3-1 K2 NAND_DQ[3]
C NC_2
IO4-1 L5 NAND_DQ[4]
P_3.0V D NC_3
NAND_DQ[5]
IO5-1 K6
E NC_4
NAND_DQ[6]
IO6-1 J5
F NC_5
NAND_DQ[7]
C514 IO7-1 H6
G NC_6
100nF
H VSS_5 NAND_DQ[0-7]
I NC_7
J NC_8
K NC_9
L R/B2-2
GND
O:INSERT
X
:NC
NAND option resistor and IC Selection
8GB/4GB 16GB
LOCATION 32GB
O X X
U502
X
U503 O O
X O
U504 X
X X
O
U506
X X O
U507
O O O
R502
X
O O
R503
O
R504 X X
O O O
R505
X X O
R506
X X
O
R507
O O X
R508
X X O
R501
P_3.0V P_3.0V
R502
P_3.0V
4.7K
R505
4.7K
NAND_CS3
NAND_R/B0
NAND_CS2
NAND_R/B1 32GB
NAND_CS1
NAND_R/B2
NAND_CS0
NAND_R/B3
P_3.0V
R506 R504
4G/8G/16G
4.7K
4.7K
NAND_R/B4
NAND_CS7
NAND_R/B5
NAND_CS6
NAND_R/B6
NAND_CS5
NAND_R/B7
NAND_CS4
SECOND NAND
K9PDG08U5D-LCB0
U504
E5
R/B1-1 NAND_R/B4
A1
NAND_CS5 CE2-1
WE1 E3
A7 NAND_WE
NAND_R/B5 R/B2-1
RE1 C7
C3 NAND_OE
NAND_CLE CLE2
CE1-1 A5
C5 NAND_CS4
CE1-2
NAND_CS6
ALE1 C1
D2 NAND_ALE
ALE2
NAND_ALE
CLE1 A3
NAND_CLE
D6 RE2
NAND_OE
E1
NAND_WE WE2
E7
NAND_R/B6 R/B1-2 P_3.0V
F2 N7
NAND_WP WP1 VCC_4
NAND_DQ[0] G1 N1
IO0-2 VCC_3
G5 M6
NAND_WP WP2 VCC_2
NAND_DQ[7] G7 B6
IO7-2 VCC_1
NAND_DQ[1] J1 M2
IO1-2 VSS_4
NAND_DQ[6] L3
J7 IO6-2 VSS_3
NAND_DQ[2]
L1 F6
IO2-2 VSS_2
NAND_DQ[5]
L7 B2
IO5-2 VSS_1
GND
NAND_DQ[3] N3
IO3-2
NAND_DQ[4] N5
IO4-2
NAND_DQ[0-7]
IO0-1 G3 NAND_DQ[0]
IO1-1 H2 NAND_DQ[1]
A CE2-2
NAND_CS7 NAND_DQ[2]
IO2-1 J3
B NC_1
NAND_DQ[3]
IO3-1 K2
C NC_2
NAND_DQ[4]
IO4-1 L5
P_3.0V D NC_3
NAND_DQ[5]
IO5-1 K6
E NC_4 NAND_DQ[6]
IO6-1 J5
F NC_5
IO7-1 H6 NAND_DQ[7]
C517
100nF G NC_6
H VSS_5
I NC_7
J NC_8
K NC_9
L R/B2-2
NAND_R/B7
GND
NAND_SELECT
GND
NAND_DQ[0-7]
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