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If the printer is turned on while pressing the SEL and FEED buttons,
simultaneously, and only the SEL button is released, the printer will print : “nvr
comms ready>”
At this point the printer is waiting to receive data in the following format : SET-
UP mode + Carriage Return +n1+…n10
(n1 to n10 are hex number) the SET-UP mode followed by a carriage return
indicates that the printer should expect parameter data as shown in the table
below.
Upon receiving information in the correct format, the printer will print : “data
ok,nvr updated !”.
Note : If no data is received within 15 seconds or the FFED button is released
before the procedure is complete, then the new setting will not be saved and the
printer will print : “set error nvr unchanged “.
8.3 NVR COMMS
STRING “ SET-UP MODE”,ODH,N1,N2,N3,N4…..
0 12345678910
1 Data bit 7 8
2 Parity EVEN ODD NONE
3 Baud rate 19200 9600 4800 2400
4 Country
Denmark2 Norway Japan Spain Italy Swede
n
Denmark
I
U.K. German
y
Franc
e
U.S.A.
5 Print m ode DATA TEXT
6 Auto off Disable 1MIN 5MIN
7 Emulation
ESC/PO
S
560
Standar
d
8 Printing Invert
Norma
l
9 Zero S tatus
10 Reverse
future
8.4 Diagnostic Mode
To get in the diagnostic mode, perform self-test and keep pressing the FEED
bu tton until “diagnostic modes” is printed. Press the FEED button to end. The
power-on indicator will flash every two seconds. Following is an example of the
diagnostic mode:
Abc d e fg …….normal print
Abcide nfogm ……diagnostic print out
In the above example the following sequence of characters was sent :
Character f, single width(o),character g, carriage return(m).