Toshiba Qosmio Personal Computer X500 - Manual (Page 251)

Pin Assignment
Qosmio X500 Maintenance Manual (960-Q08)
10
PI N No. Signal name I/O PIN No. Signal name I/O
1 +0.9VSMDDR_VREF_
DIMM
--- 2 GND ---
3 GND --- 4 M_B_DQ0 I/O
5 M_B_DQ5 I/O 6 M_B_DQ1 I/O
7 M_B_DQ4 I/O 8 GND ---
9 GND --- 10 M_B_DM0 I
11 M_B_DQS#0 I/O 12 GND ---
13 M_B_DQS0 I/O 14 M_B_DQ7 I/O
15 GND --- 16 M_B_DQ6 I/O
17 M_B_DQ2 I/O 18 GND ---
19 M_B_DQ3 I/O 20 M_B_DQ12 I/O
21 GND --- 22 M_B_DQ13 I/O
23 M_B_DQ8 I/O 24 GND ---
25 M_B_DQ9 I/O 26 M_B_DM1 I
27 GND --- 28 GND ---
29 M_B_DQS#1 I/O 30 M_CLK_DDR3 I
31 M_B_DQS1 I/O 32 M_CLK_DDR#3 I
33 GND --- 34 GND ---
35 M_B_DQ14 I/O 36 M_B_DQ11 I/O
37 M_B_DQ15 I/O 38 M_B_DQ10 I/O
39 GND --- 40 GND ---
41 GND --- 42 GND ---
43 M_B_DQ20 I/O 44 M_B_DQ21 I/O
45 M_B_DQ17 I/O 46 M_B_DQ16 I/O
47 GND --- 48 GND ---
49 M_B_DQS#2 I/O 50 PM_EXTTS#1 O