Comtech EF Data SDM-9220 - Manual (Page 49)

Hardware Installation
Memotec Inc. 4-7
4.3.1 Removing a DSP Module
CAUTION: DSP modules must be removed with care. Use ESD
procedure at all times.
To remove a DSP module:
1. Open the SDM-9220/9230 chassis casing as described on “Opening the
Chassis Casing” on page 4-3 , heeding the Caution note concerning ESD
procedure, and the Warning to turn the unit off and disconnect the power cord
first.
2. Locate the small metal clips that hold the DSP module into place at each end
of the DSP socket. Push the clips apart with the tips of your fingers. The
module will spring into a more vertical position.
3. Holding the DSP module by its edge, carefully lift it up and out of its socket.
CAUTION: Do not expose the DSP module or the SDM-9220/9230 unit
to a magnetic field or electrostatic charge at any time. Damage to their
components could result.
4. If you are not installing another DSP, replace the unit cover as described in
the next section.