Part 11 Sdram - Grundig Xephia 42 PW 110-5510 TOP Service Manual

SDRAM
* *
D1
L3 10uH
1N4007
+3.3V
100N
C750
D2
*
1N4007
GND
L751
22uH
C751
100N
*
100U16V
GND
C11
*
GND
PW1231_3V3_SW
C782
*
* * * *
GND
PW1231_2V5
100N 100N 100N 47U50V
C783
C762
* *
*
GND
PW1231_3V3
C774 C775 C776 C777
C781
* *
* *
100N 100N 100N
100N
GND GND GND GND GND
L752
PW1231_2V5_D1
22uH
100N 100N 47U50V
C765 C767 C784
* *
GND
L753
PW1231_2V5_D2
22uH
100N 47U50V
C768 C785
*
C787
*
GND
L754
PW1231_2V5_1
GND
22uH
C786
C771 C773
C772
*
* *
100N 100N 100N
47U50V
GND
31RAMA[13..0]
23
31RAMA0
A0
24
31RAMA1
A1
25
31RAMA2
A2
26
31RAMA3
A3
29
31RAMA4
A4
30
31RAMA5
A5
31
31RAMA6
A6
32
31RAMA7
A7
33
31RAMA8
A8
34
31RAMA9
A9
22
31RAMA10
A10
35
31RAMA11
A11
20
31RAMA12
BA0
21
31RAMA13
BA1
15
DQML
39
DQMH
18
31RASn RAS
17
31CASn CAS
16
31WEn WE
19
CS
38
31MCLK CLK
37
CKE
GND
C230
100N
*
C231
100N
*
GND
C232
100N
*
2
31 RAMD 0
D0
4
31 RAMD 1
D1
5
31 RAMD 2
D2
7
31 RAMD 3
D3
8
31 RAMD 4
D4
10
31 RAMD 5
D5
11
31 RAMD 6
D6
13
31 RAMD 7
D7
42
31 RAMD 8
D8
44
31 RAMD 9
D9
45
31 RAMD 10
D10
47
MT48LC4M16A 2
31 RAMD 11
D11
48
31 RAMD 12
D12
50
31 RAMD 13
D13
51
31 RAMD 14
D14
TSOP-5 4 53
31 RAMD 15
D15
U750
GND
31RAMD[15..0]