Keysight Technologies Y1226A Installation Note

Keysight Y1226A Rack Mount Kit Installation
This installation note contains procedures for installing the Y1226A Rack Mount
Kit for the Keysight M9505A 5-slot AXIe Chassis in a standard EIA rack.

Parts List

The parts included with each rack mount adapter option and the support rail are
shown in the following table:

General Guidelines

In rack mounting the chassis, follow these guidelines:
1 Always begin installing the chassis and heavy instruments at the bottom of
2 Anti-tipping feet, if available with the rack, should always be extended.
3 The heaviest instrument of chassis should always be mounted at the bottom
4 For maximum cooling and optimum rack thermal efficiency, place the
5 If instruments or modules in the chassis are consuming maximum power, 1U
Quantity Description
1 Rack Flange Kit
6 Rack Flange Screws Flat Head
2 Support Rails
8 Channel Nuts (for support rail-to-rack)
4 Support Rail-to-Rack Screws - 10-32 x 0.5
4 Dress Adapter Screws for rack flanges
the rack and work up. This maintains a lower center of gravity and reduces the
possibility of the rack tipping.
of the rack.
instrument or chassis with the greatest power consumption towards the top of
the rack. This promotes efficient cooling since heat rises when placed nearer
to the top of the rack, high power instruments will not unnecessarily heat
other instruments. However, in doing this, do not violate the guideline that
the heaviest instruments should be placed at the bottom of the rack.
of rack space is required for ventilation below the chassis.
Part Number
M9505-00020
N/A
M9018-00001
0590-0804
2680-0278
E9900-06001