User`s manual

2.2 AlphaPC64 Board Connectors
Table 2–3 (Cont.) Module Connector Descriptions
Connector Pins Description
Memory SIMMs
J11 72 Bank 0, DRAM 0 SIMM
J10 72 Bank 0, DRAM 1 SIMM
J9 72 Bank 0, DRAM 2 SIMM
J8 72 Bank 0, DRAM 3 SIMM
J7 72 Bank 1, DRAM 0 SIMM
J6 72 Bank 1, DRAM 1 SIMM
J5 72 Bank 1, DRAM 2 SIMM
J4 72 Bank 1, DRAM 3 SIMM
SROM Test
J2 6 SROM test data serial port input connector
Note: This connector can be used as a terminal port for
the Mini-Debugger.
National 87312 Connectors
J25 26 Combination chip parallel port connector
J26 40 IDE supports two devices.
J32 10 Combination chip serial communication port 1 (COM1)
connector
Note: This connector can be used as a terminal port for
the Debug Monitor.
J30 10 Combination chip serial communication port 2 (COM2)
connector
J24 34 Combination chip diskette drive connector
(continued on next page)
2–10 System Jumpers and Connectors