4-16. REPAIR INSTRUCTIONS.
The following instructions apply to all repair tasks unless otherwise noted in the procedure.
Begin procedure with mounting adapter switch CB1 set to OFF.
Disconnect any external cables connected to mounting adapter.
Inspect mounting adapter. Replace mounting adapter chassis if the mounting adapter is physically
damaged, such as with a broken connector.
Mounting adapter must be tested after replacement of a module.
Static electricity and stray voltages can damage the mounting adapter. Use an antistatic pad on
the work surface and wear a grounded wrist strap when repairing the mounting adapter.
All circuit card assemblies in the mounting adapter contain static sensitive devices susceptible to
electrostatic damage. DO NOT attempt to replace components without using protective
Steps marked with must be performed exactly as written. They are critical in maintaining
the nuclear hardness of the mounting adapter. Seals must not be damaged. All screws must be
torqued to the limits specified in the replacement procedures.