User's Manual
    PMAC VME Hardware Reference Manual 
ii  Table of Contents 
J5 (JOPT)/OPTO I/O..........................................................................................................................................17 
J6 (JXIO)/Expansion Board................................................................................................................................17 
J7 (JEQU)/Position Compare.............................................................................................................................17 
J8 (JS1)/A-D Inputs 1-4......................................................................................................................................17 
P1 (JVME)/Standard VME Connector................................................................................................................17 
P2 (JMACH1)/1st Machine Connector...............................................................................................................17 
Axis-Expansion Piggyback Board Connectors........................................................................................................18 
P2A (JMACH2)/2nd Machine Connector...........................................................................................................18 
J1 (JS2)/A-D Inputs 5-8 (J9 on Option 3 Front Panel) ......................................................................................18 
CPU Board Connectors ...........................................................................................................................................18 
J2 (JEXP)/Expansion (J10 on Option 3 Front Panel) ........................................................................................18 
J4 (JDPRAM)/Dual-Ported RAM .......................................................................................................................18 
PMAC VME CONNECTOR PINOUTS .................................................................................................................19 
J1 JDISP (14-Pin Connector).............................................................................................................................19 
J2 JPAN (26-Pin Connector)..............................................................................................................................20 
J3 JTHW Connector (26-Pin Connector) ...........................................................................................................21 
J4 JRS422 (26-Pin Connector)...........................................................................................................................22 
J5 JOPT (34-Pin Connector)..............................................................................................................................23 
J6 JXI0 (10-Pin Connector)................................................................................................................................24 
J7 JEQU (10-Pin Connector) .............................................................................................................................24 
J8 JS1 (16-Pin Header) ......................................................................................................................................24 
P1 JVME (96-Pin Header) .................................................................................................................................25 
P2 JMACH1 (96-Pin Header) ............................................................................................................................26 
P2 JMACH1 (96-Pin Header) Continued...........................................................................................................27 
J1 JS2 (16-Pin Header on Option 1A)................................................................................................................28 
P2A JMACH2 (96-Pin Header on Option 1A)....................................................................................................28 
P2A JMACH2 (96-Pin Header on Option 1A) Continued.................................................................................29 
P2A JMACH2 (96-Pin Header on Option 1A)...................................................................................................29 
P2A JMACH2 (96-Pin Header on Option 1A)...................................................................................................30 
PMAC BASIC SPECIFICATIONS.........................................................................................................................31 
Physical Specifications............................................................................................................................................31 
Electrical Specifications..........................................................................................................................................31 
Memory Specifications............................................................................................................................................31 
CPU Specifications .................................................................................................................................................31 
Performance Specifications.....................................................................................................................................32 
I/O Specifications....................................................................................................................................................33 
Software Specifications...........................................................................................................................................35 
Options....................................................................................................................................................................36 
Accessories..............................................................................................................................................................37 
Accessory 1: +5V Power Supplies and Batteries...............................................................................................37 
Accessory 2: +/-15V Power Supplies ................................................................................................................37 
Accessory 3: Serial Communications Cable......................................................................................................37 
Accessory 4: Additional Instruction Manual .....................................................................................................37 
Accessory 6: Handwheel Encoder .....................................................................................................................37 
Accessory 8: Terminal Block.............................................................................................................................38 
Accessory 9: IBM PC Software .........................................................................................................................39 
Accessory 12: Liquid Crystal/Vacuum Fluorescent Display ..............................................................................39 
Accessory-14: I/O Expansion Board ..................................................................................................................40 
Accessory 16D: Control Panel And Display Box ..............................................................................................41 
Accessory 17: PMACAD Cad Conversion Software..........................................................................................41 
Accessory-17DA:................................................................................................................................................41 
Accessory 18: Thumbwheel Multiplexer Board.................................................................................................41 
Accessory 20: Hand-Held Terminal ..................................................................................................................42 
Accessory 21: I/O Simulators and Cables .........................................................................................................42 
Accessory 22: Extended Warranty.....................................................................................................................42 










