Secret Function - Casio Digital Diary SF-4000 Operation Manual

example on page 19.
Output mode €1=$1
(G9) not displayed) NEW Y
AIRLI
@7 | 10:00
12:85
SHOPP
MEMO
input mode
miE1=$1.
(GN) displayed)
(a) Gr a
MEMO
8-2 Secret Function
Search for data in out-
put made.
Edit mode
Data marked
when a preset password is entered.
8-2-1 Secret password registration
A secret password can be registered if one does not already exist or when the
previous password has been cleared by the all clear procedure.
1. Press the key to enter the input mode. ( GN) displayed)
Bw bh
Press the {eo} key.
48