R&S CMU MODULE Replacement
1100.4903.82 3.29 E-5
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.
During startup observe the display.
When three BEEPs can be heard, press the softkey to the left upper side of the LCD: C:\ will appear.
MODEL 12:
• Insert a flash disk with the program FLASH FMR5 (this program is available on R & S Lotus Notes
Service Board) in the PCMCIA slot 0 (right drive D:) or a floppy disk with the program FLASH
FMR5 in the Option FLOPPY DISK DRIVE R&S CMU-U61.
• Start program FLASH FMR5 with D:\ FLASHFM5.BAT or A:\ FLASHFM5.BAT.
MODEL 22, 23, 24:
• Insert a flash disk with the program FLASH FMR6/X (this program is available on R & S Lotus
Notes Service Board) in the PCMCIA slot 0 (right drive D:) or a floppy disk with the program FLASH
FMR6 in the Option FLOPPY DISK DRIVE CMU-U61.
• Start program FLASH FMR6/X with D:\ FLASHFM6.BAT or A:\ FLASHFM6.BAT.
During the programming of the flash EEPROM the R&S CMU must not be switched off.
When the prompt C:\ appears then switch off and 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 CMU-DEFAULTS (MODEL 12)/ LOAD CMU-DEFAULTS (MODEL 2X) and
press ENTER; quit with y and ENTER.
Only if Option FLOPPY DISK DRIVE R&S CMU-U61 is fitted, then choose the item Setup Standard
and set FLOPPY A to '1.44 MB 3 ½'. Exit with the ESC key.
Exit Bios Setup with key ESC and quit with y (save changes and exit) and press ENTER.
The R&S CMU starts the operating software automatically, it is ready for use and can be operated as
usual.
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