4-127
PCB Connector and
Signal Information
Status
Pin
No.
Signal
Name
Destination
Function
3.3V
0V
3.3V
0V
3.3V
0V
133
134
135
136
137
138
139
140
+3.3V
—
—
—
—
GND
DQ48
DQ49
SDRAM
DIMM-133
SDRAM
DIMM-134
SDRAM
DIMM-135
SDRAM
DIMM-136
SDRAM
DIMM-137
SDRAM
DIMM-138
SDRAM
DIMM-139
SDRAM
DIMM-140
—
—
—
—
0V
DC+3.3V power supply
—
—
—
—
Ground
Data 48
Data 49
141
142
143
144
145
146
147
148
149
150
151
152
DQ50
DQ51
+3.3V
DQ52
—
—
—
GND
DQ53
DQ54
DQ55
GND
Data 50
Data 51
DC+3.3V power supply
Data 52
—
—
—
Ground
Data 53
Data 54
Data 55
Ground
SDRAM
DIMM-141
SDRAM
DIMM-142
SDRAM
DIMM-143
SDRAM
DIMM-144
SDRAM
DIMM-145
SDRAM
DIMM-146
SDRAM
DIMM-147
SDRAM
DIMM-148
SDRAM
DIMM-149
SDRAM
DIMM-150
SDRAM
DIMM-151
SDRAM
DIMM-152
—
—
—
0V
0V
3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V