System Board Memory for the DIMM Connectors
The system board has two DIMM connectors.
Figure
Pin | Signal | Pin | Signal | Pin | Signal | Pin |
| Signal | |
|
|
|
|
|
|
|
|
|
|
1 | Vss |
| 38 | D40 |
| 75 | Vss | 110 | A12 |
2 | Vss |
| 39 | DQ9 |
| 76 | Vss |
| (BS1) |
3 | DQ0 |
| 40 | DQ41 |
| 77 | Reserved | 111 | A10 |
4 | DQ32 |
| 41 | DQ10 |
| 78 | Reserved |
| (AP) |
5 | DQ1 |
| 42 | DQ42 |
| 79 | Reserved | 112 | A13 |
6 | DQ33 |
| 43 | DQ11 |
| 80 | Reserved | 113 | Vcc |
7 | DQ2 |
| 44 | DQ43 |
| 81 | Vcc | 114 | Vcc |
8 | DQ34 |
| 45 | Vcc |
| 82 | Vcc | 115 | DQMB2 |
9 | DQ3 |
| 46 | Vcc |
| 83 | DQ16 | 116 | DQMB6 |
10 | DQ35 |
| 47 | DQ12 |
| 84 | DQ48 | 117 | DQMB3 |
11 | Vcc |
| 48 | DQ44 |
| 85 | DQ17 | 118 | DQMB7 |
12 | Vcc |
| 49 | DQ13 |
| 86 | DQ49 | 119 | Vss |
13 | DQ4 |
| 50 | DQ45 |
| 87 | DQ18 | 120 | Vss |
14 | DQ36 |
| 51 | DQ14 |
| 88 | DQ50 | 121 | DQ24 |
15 | DQ5 |
| 52 | DQ46 |
| 89 | DQ19 | 122 | DQ56 |
16 | DQ37 |
| 53 | DQ15 |
| 90 | DQ51 | 123 | DQ25 |
17 | DQ6 |
| 54 | DQ47 |
| 91 | Vss | 124 | DQ57 |
18 | DQ38 |
| 55 | Vss |
| 92 | Vss | 125 | DQ26 |
19 | DQ7 |
| 56 | Vss |
| 93 | DQ20 | 126 | DQ58 |
20 | D39 |
| 57 | Reserved | 94 | DQ52 | 127 | DQ27 | |
21 | Vss |
| 58 | Reserved | 95 | DQ21 | 128 | DQ59 | |
22 | Vss |
| 59 | Reserved | 96 | DQ53 | 129 | Vcc | |
23 | DQMB0 |
| 60 | Reserved | 97 | DQ22 | 130 | Vcc | |
24 | DQMB4 |
| 61 | CK |
| 98 | DQ54 | 131 | DQ28 |
25 | DQMB1 |
| 62 | CKE |
| 99 | DQ23 | 132 | DQ60 |
26 | DQMB5 |
| 63 | Vcc |
| 100 | DQ55 | 133 | DQ29 |
27 | Vcc |
| 64 | Vcc |
| 101 | Vcc | 134 | DQ61 |
28 | Vcc |
| 65 | /RAS |
| 102 | Vcc | 135 | DQ30 |
29 | A0 |
| 66 | /CAS |
| 103 | A6 | 136 | DQ62 |
30 | A3 |
| 67 | /WE |
| 104 | A7 | 137 | DQ31 |
31 | A1 |
| 68 | RFU |
| 105 | A8 | 138 | DQ63 |
32 | A4 |
| 69 | /S0 |
| 106 | A11 | 139 | Vss |
33 | A2 |
| 70 | RFU |
|
| (BS0) | 140 | Vss |
34 | A5 |
| 71 | /S1 |
| 107 | Vss | 141 | SDA |
35 | Vss |
| 72 | RFU |
| 108 | Vss | 142 | SCL |
36 | Vss |
| 73 | RFU |
| 109 | A9 | 143 | Vcc |
37 | DQ8 |
| 74 | RFU |
|
|
| 144 | Vcc |
|
|
|
|
|
|
|
|
|
|
Figure