MODULE Replacement R&S CMU
1100.4903.82 3.32 E-5
Completing the instrument
Carefully plug the cable connectors to the controller board without reversing the polarities and
replace the mounting plate in the reverse order.
Install the old Option FLOPPY DISK DRIVE R&S CMU–U61 or PCMCIA INTERFACE in the FRONT
MODULE in the reverse order.
Install the FRONT MODULE in the R&S CMU in the reverse order.
Note: Make sure to route the cables of the Option FLOPPY DISK DRIVE R&S CMU–U61 or
PCMCIA INTERFACE properly, not to catch them and insert them on the
MOTHERBOARD1 before sliding the FRONT MODULE completely into the R&S CMU.
Complete the instrument without causing damage to the cables.
Putting into operation
Connect the instrument to the mains.
Connect the external keyboard to the keyboard connector on the rear panel of the R&S CMU.
Switch on the R&S CMU.
Press the key DEL (Delete) on the external keyboard in order to get into the Setup menu
Choose the item LOAD R&S CMU-DEFAULTS (MODEL 12) / LOAD CMU-DEFAULTS (MODEL 2X)
and press ENTER; quit with y and ENTER.
Choose the item Setup Standard and set date and time. Exit with ESC key.
Exit BIOS Setup with the key ESC and quit with y (save changes and exit) and ENTER.
The R&S CMU starts the operating software automatically, it is ready for use and can be operated as
usual.