1-9
General Information
Model 743 and Model 744 VME Board Computers
Model 743 and Model 744 External Devices
The Model 743 and Model 744 support the following external devices:
•
LAN Transceiver (Medium Attachment Unit)
HP 28641B ThinLAN Ethernet Transceiver (order number A2670A)
HP 28685B Ethertwist Transceiver (order number A2671A)
HP 28683A Fiber Optic Hub/Transceiver
•
Speaker: 8 ohm impedance with
1
/
8
-inch sub-miniature stereo connector
•
Single-ended SCSI through the onboard SE SCSI adapter
Keyboard and Mouse
The Model 743 and Model 744 support the mouse with mini-DIN connector (PS/2) and key-
board with mini-DIN connector (PS/2) included in the HP A4030D Localization Kit.
Model 743 and Model 744 Cables
Table 1-5 and Table 1-6 show the part numbers for standard cables and conversion cables
used to interface with the Model 743 and Model 744 I/O backplanes.
Drawings showing mechanical and electrical characteristics for these cables are available.
Refer to chapter 4 in this manual for more information.
Conversion cables provide a way to connect a standard cable to the high-density connectors
on the Model 743 and Model 744 front panels.
All conversion cables, except the A4167A, are 762 plus/minus 30mm (30 plus/minus 1.18
inch) long. The A4167A cable is 250 mm (10 inches) long.
Table 1-5
Model 743 and Model 744 Standard Cables
Product
Number
Interface
Cable Type
HP 24524G
RS-232
3-meter terminal cable; 9-pin female to 25-pin male
HP 24524H
RS-232
3-meter modem cable; 9-pin female to 25-pin female
HP C2950A
HP Parallel
DB 25-pin male to 36-pin Centronics male
HP 92284A
HP Parallel
DB 25-pin male to 25-pin male
HP K2296
SCSI-2
0.9 meter high-density 50-pin to standard bail lock
a
a.Additional lengths are available.
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