CMU MODULE Replacement
1100.4903.82 3.21 E-4
Putting into operation
½ Connect the instrument to the mains.
½ Connect the external keyboard to the keyboard connector on the rear panel of the CMU.
½ Switch on the CMU.
½ During startup observe the display.
½ When three BEEPs can be heard, press the softkey to the left upper side of the LCD: C:\ will appear.
½ MODEL 04:
• Insert a flash disk with the program FLASH FMR4 (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
FMR4 in the Option FLOPPY DISK DRIVE CMU-U61.
• Start program FLASH FMR4 with D:\ FLASH FM4.BAT or A:\ FLASH FM4.BAT.
½ 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 CMU-U61.
• Start program FLASH FMR5 with D:\ FLASHFM5.BAT or A:\ FLASHFM5.BAT.
½ During the programming of the flash EEPROM the CMU must not be switched off.
½ When the prompt C:\ appears then switch off and on the CMU.
½ Press the key DEL (Delete) on the external keyboard in order to get into the Setup menu.
½ Choose the item DEFAULT OPTIMAL (MODEL 04) / LOAD CMU-DEFAULTS (MODEL 12) and
press ENTER; quit with y and ENTER.
½ Only if Option FLOPPY DISK DRIVE 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.
½ Exit Bios Setup with key ESC and quit with y (save changes and exit) and press ENTER.
The CMU starts the operating software automatically, it is ready for use and can be operated as usual.