Rack Mount Options; Backplane - Racal Instruments 1269 User Manual

Rack Mount
Options

Backplane

Getting Started 1-10
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The 1269 is available with two rack mount options.
The adjustable rack mount ear provides variable extension rack
mounting capability.
Option 01 includes rack mount ears, slide mount/cable duct
adapter and slides.
Options 04 consist of rack mount ears and rack mounting
adapter.
Refer to Section 2 for details and installation.
The 1269 backplane can accommodate up to 6 C-size VXI
modules and up to 3 B-size VXI or VME modules. The plug-in
Personality Module allows either the C0 slot or B0 slot to
function as the mainframe VXIbus Slot 0 location.
The 1269 has a jumperless auto-configurable backplane using
active-automatic daisy
acknowledge and bus grant daisy chain signal lines.
eliminates the need to manually configure the backplane.
Distribution of the CLK10 reference clock is full differential
providing a low skew timing source.
Power is supplied to the backplane through a direct connection
to the 1269 power supply eliminating wiring and sub-backplane
interconnect boards.
improved dynamic current performance
Signal function on Rows A and C of the backplane
P2 connector
specification. Verify compatibility when using VME
modules in the B0, B1 and B2 slot locations.
1269 User Manual
chaining for the
The result is increased reliability and
.
WARNING
are assigned by
VME Interrupt
This
the VXIbus