LG DP270B, Service Manual

Page: 41 / 53

3-35 3-36
OFF-PAGE CONNECTION
POWER I/F
DRAM I/F
FLASH I/F
IIC I/F
SDCLK
MA4
SD33
DCAS#
MA8
MA3
DCS#
MA7
MA2
DRAS#
DQ0
CAS#
A17
A16
A18
A0
A9
A3
A4
A5
A1
A15
A11
A13
A6
A12
A10
A14
A2
A8
A7
DQ7
DCKE
BA1
SDCKE
DBA1
RAS#
WE#
CS#
A19
PRD#
PWR#
DBA0 BA0
AD3
AD1
AD0
AD2
AD6
AD7
AD5
AD4
CAS#
MA[0..11]
SDA
SCL
A21 AA21
AA20
AA20 A20
DQ[0..15]
DQ2
PCE#
DQM[0..1]
WE#
RAS#
CS#
DQ5
AA21
DQ8
DQ9
DQ14
DQ10
DQ13
DQ12
DQ15
DQ11
DCAS#
DRAS#
DCS#
DWE#
MA10
BA[0..1]
DQ1
DQ6
DBA1
MA11
PRD#
PWR#
PCE#
DCLK
AD[0..7]
A[0..21]
DCLK
DBA0
SCL
DCKE
SDA
DQ4
SDCLK
DQ3
MA6
DQM1
MA1
MA5
DWE#
SDCKE
DQM0
MA0
MA9
GND
3.3V
SD33
SD33
SD33
SD33
SD33
SD33 3.3V
DQ[0..15] 2
MA[0..11] 2
BA[0..1] 2
DQM[0..1] 2
DCLK 2
DCKE 2
CAS# 2
RAS# 2
WE# 2
CS# 2
AD[0..7] 2
PCE# 2
PRD# 2
PWR# 2
SDA 2
A[0..21] 2
GND 2,4,5,6,7,8
3.3V 2,4,7,8
SCL 2
+
CE302
100uF/6.3V
+
CE302
100uF/6.3V
+ CE301
47uF/10V
+ CE301
47uF/10V
C306
0.1uF
C306
0.1uF
R302 NC R302 NC
C301
0.1uF
C301
0.1uF
C304
0.1uF
C304
0.1uF
U303
EEPROM 24C02
SOP8
U303
EEPROM 24C02
SOP8
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
R304
10K
R304
10K
R301 0 R301 0
C309
0.1uF
C309
0.1uF
R307 33 R307 33
R310
1K
R310
1K
U302
KH29LV160CBTC-70G
U302
KH29LV160CBTC-70G
A0
25
A1
24
A2
23
A3
22
A4
21
A5
20
A6
19
A7
18
A8
8
A20
10
OE
28
BYTE
47
A18
16
D0
29
D1
31
D2
33
D3
35
A9
7
CE
26
D4
38
D5
40
D6
42
D7
44
D8
30
D9
32
WP/ACC
14
D11
36
D12
39
D13
41
D14
43
D15
45
VCC
37
GND1
27
WE
11
A19
9
D10
34
GND2
46
A10
6
A12
4
A11
5
A13
3
A14
2
A15
1
A16
48
A17
17
RESET
12
U301
HY57V641620ETP-7-C
U301
HY57V641620ETP-7-C
VCC
1
DQ0
2
DQ1
4
VSSQ
12
DQ2
5
DQ3
7
VCCQ
9
DQ4
8
DQ5
10
VSSQ
46
DQ6
11
DQ7
13
DQML
15
WE
16
CAS
17
RAS
18
CS
19
A11
35
A10/AP
22
A0
23
A1
24
A2
25
A3
26
VCC
14
VSS
41
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
NC
36
CKE
37
CLK
38
DQMH
39
NC
40
VCCQ
43
DQ8
42
DQ9
44
VSSQ
52
DQ10
45
DQ11
47
VCCQ
49
DQ12
48
DQ13
50
DQ14
51
DQ15
53
VSS
54
BA0/A13
20
BA1/A12
21
VCCQ
3
VSSQ
6
VCC
27
VSS
28
R309
1K
R309
1K
RN301
33x4
RES4
RN301
33x4
RES4
1 8
2 7
3 6
4 5
R305 33 R305 33
R306 33 R306 33
L301 FB L301 FB
R308
HB-1M1608-121
R308
HB-1M1608-121
C308
0.1uF
C308
0.1uF
C307
0.1uF
C307
0.1uF
R303 0 R303 0
C305
0.1uF
C305
0.1uF
C310
0.1uF
C310
0.1uF
C303
0.1uF
C303
0.1uF
C302
0.1uF
C302
0.1uF
Document Number
03.MEMORY
LG & MALATA
Monday, January 15, 2007
Document Number
03.MEMORY
LG & MALATA
Monday, January 15, 2007
Document Number
03.MEMORY
LG & MALATA
Monday, January 15, 2007
NORMAL(16MBit) : NC
GAME(32MBit) : 0
NORMAL : 16MBit
GAME : 32MBit
SDRAM
1. HYNIX : HY57V641620ETP-7-C
2.
3.
Flash Memory
- Normal model (16MBit)
1. KH : KH29LV160CBTC-70G
2.
3.
- Game model (32Mbit)
1. KH : KH29LV320CBTC-70G
2.
3.
2. MEMORY CIRCUIT DIAGRAM