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iDP3420/3421/3423 User’s Manual
20 CITIZEN
4.13 Operation Flow at Power-on
"Clear Data in Buffer"
Yes(FEED SW) and Enlarged
Red Print
Feed SW ?
Buffer data
FEED SW ?
(CONTINUE)
1 Sec. Passed
Power-on
YES
NO
Prints "=Hexadecimal
Dump=." Dump Mode
Test Print
NO
YES
OFF
ON
FEED SW ?
(AGAIN)
1 Sec. Passed
Input Buffer Clear
YES
NO
OFF
ON
Buffer Data
NO
YES
P
rints "Power Down(Data i
n
B
uffer)" in Red, Followed by
B
uffer Contents.
Waits for Data Input
OFF
ON