2-92
DSR-300/P(E)/V1
3. Press the RESET (MENU SET) button once.
Check that the display window (LCD) displays as
follows.
If “no” is displayed on the display window (LCD), exit
Menu No. 752 once, and perform the above procedure
again. If the dishplay does not change, check if the
peripheral circuits of EEPROM (IC204) of the FP-98
board are abnormal, and replace with the EEPROM
attached to the old board.
4. Press the MENU button to exit the maintenance menu.
The display window (LCD) will return to the state
before the maintenance menu was displayed.