Sharp ER-A520 Knowledge Book page 231

Program Reset Procedures
1. Program (SRV) Reset:
To perform a Program Reset, the SRV key (p/n: LKGiM7113RCZZ) must be used. Please refer to the mode
switch positions when performing the below key sequence.
1) Insert the SRV key and rotate counterclockwise to the 6 o'clock position to the SRV' position.
(Please note that the display goes out.)
2) Count for 5 seconds.
3) Rotate the SRV key clockwise to the SRV (7 o'clock) position.
(Please note that the display becomes lit and ***Program Reset*** is printed on the journal printer.)
Failure to adhere to the above procedure may result in corrupt or broken RAM addressing.
Specifications subject to change without notice: Revision date 10/07
Mode Switch Positions
UTILITIES
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