Answers:
Apple为其官方内存替换说明提供PDF 。
但为了简单起见,你的最终定位应该是:
Riser A
Slot Connector
DIMM (4G)
DIMM (4G)
DIMM (1G)
DIMM (1G)
Back of Riser (The end with a hole at the corners)
Riser B
Slot Connector
DIMM (4G)
DIMM (4G)
DIMM (1G)
DIMM (1G)
Back of Riser (The end with a hole at the corners)