Technical data
Table Of Contents
- Technical Reference Manual for OEMs HP Models 743, 744, and 748
- Contents
- 1 General Information
- Model 743 and Model 744 VME Board Computers
- Product Description
- Supported Configurations
- Model 743 and Model 744 External Devices
- Keyboard and Mouse
- Model 743 and Model 744 Cables
- Model 743 and Model 744 Functional Description
- Model 744 Block Diagram
- CPU Circuit
- Boot ROM Circuit
- Graphics Circuit
- Model 743 Memory Controller Circuit
- Model 744 Memory Controller Circuit
- LED Displays
- I/O Controller ASIC
- VME Controller ASIC
- I/O Expansion
- I/O Expansion Block Diagrams
- Model 748 Ruggedized Workstation
- Model 743 and Model 744 VME Board Computers
- 2 References
- 3 Quality
- 4 Mechanical Information
- 5 Electrical Information
- Video Connector Pinouts
- Audio Connector Pinouts
- HP Parallel Connector Pinouts
- RS-232 Connector Pinouts
- AUI LAN Connector Pinouts
- Single-Ended SCSI Connector Pinouts
- FW SCSI Connector Pinout
- PS/2 Connector Pinouts
- VME Connector Pinouts
- Real-Time Clock (RTC) Battery Information
- Video Output Signal Specifications
- Video Timing Specifications
- 6 Power Requirements
- 7 Product Design Considerations
- Index

5-23
Electrical Information
Table 5-17 identifies the VMEbus connector pin assignments and signal mnemonics for the
Model 748 VME P2/J2, slots 2 - 8.
Table 5-17 Model 748 VME P2/J2 Pin Assignments and Signal Mnemonics
Pin
Number
Row A Row B Row C
1 User defined +5Vdc User defined
2 User defined GND User defined
3 User defined Reserved User defined
4 User defined A24 User defined
5 User defined A25 User defined
6 User defined A26 User defined
7 User defined A27 User defined
8 User defined A28 User defined
9 User defined A29 User defined
10 User defined A30 User defined
11 User defined A31 User defined
12 User defined GND User defined
13 User defined +5Vdc User defined
14 User defined D16 User defined
15 User defined D17 User defined
16 User defined D18 User defined
17 User defined D19 User defined
18 User defined D20 User defined
19 User defined D21 User defined
20 User defined D22 User defined
21 User defined D23 User defined
22 User defined GND User defined
23 User defined D24 User defined
24 User defined D25 User defined
25 User defined D26 User defined
26 User defined D27 User defined
27 User defined D28 User defined
28 User defined D29 User defined
29 User defined D30 User defined
30 User defined D31 User defined
31 User defined GND User defined
32 User defined +5Vdc User defined










