St at us M es sa ge s th r ou gh LE D s
1 7
Ge BE E + F Gm bH • ww w .oe m- pri nte r .co m • SM AN -E- 471 -V2 .3 • The rm al Pri nte r GPT -43 78 / 437 9
9 St at us M es sa ge s th r ou gh LE D s
LED "ST A TUS" (r ed/gr een) (6)
The ST A TUS LED will flash gr een slowly , when everything is in or der . It will flash r ed in r egular intervals in case of a
failur e. During fast char ging, the ST A TUS LED will flash gr een in r egular intervals, while it permanently glows gr een
during trickle char ge.
LED "IR Communication" (r ed) (7)
During data transmission, the LED under the IR window lights up r ed.
Only for GCT -4379:
LED "Line" (yellow) (8)
This LED signals an input voltage between 10-28V .
LED "M-Car d" (yellow) (7)
If the magnetic car d has been successful r ead, this LED lights up once for about 2 seconds, if not, 3x short.
Buzzer
The buzzer can be controlled by command from the host. Whenever a magnetic card has been read successfully,
the buzzer will beep once for about 2 seconds. Otherwise, 3x shortly.
Status Messages of the Printer thr ough the Interfaces
Besides the optical status messages displayed by the thr ee LEDs on the contr ol panel of the printer , messages
ar e also transmitted thr ough the serial interface. Most of the time, they ar e sent as single ASCII characters that
can be analyzed by the host. The following table shows all status messages.
Sta tus
Me ssa ges
Ser ial
Int erf ace
Co mm ent s
Fee dba ck thr oug h
the ser ial inte rfa ce
on: of f /fla sh fr equ enc y
fas t: "S" app . 0.6 6Hz
me diu m: "M" app . 0.3 3Hz
slow : "L" app . 0.1 6Hz
Sta tus LE D
Fau ltle ss
ope rat ion :
Aft er r ese t
Aft er wat ch- dog
r ese t
Err or end
"R"
"R"
"X "
1:3 1 / M
gr een
Lev el on the stat us line s only sho rt-te rm dur ing pha se of initi aliz atio n.
Me ssa ge: <XO N>
"R" "X" (or err or)>
Cra shi ng pro gra m
also afte r har dw ar e, sof twa r e, and wat chd og r ese ts
Buf fer em pty
Buf fer full
Syn chr ono us fee d-
ba ck
Bat ter y cha r gin g:
X ON
X OF F
all
cha rac ter s
For ma ttin g
Fas t cha r ge
T rick le cha r ge
Err ors :
"l"
"L "
"L "
"f"
sta rt
"F "
err or
en d
Buf fer em ptie d by 32 cha rac ters
<D C1 > = $11
Spa ce for 22 mo re cha rac ters in buf fer
<D C3 > = $13
Pro ces sing of syn chr oniz ing com ma nds ;
eac h tran smi tted cha rac ter
of f
LED per -
me nen tly on
LED flas hes (1:3 )
L := cha r ge sta rt l := end of cha r ge
L := cha r ge sta rt l := end of cha r ge
F := cha r ge sta rt f := end of cha r ge
Pap er end
T em p. low
T em p. hig h
Vp too hig h
"P "
"K "
"p "
"k "
"T "
"M "
"t"
"m "
Par ity err or
EE -O K
EE -in val id
EE- Pas swo r d
"? "
"E0 "
"E1 "
"E2 "
1:1 / S
r ed
Afte r pap er has bee n inse rted , the prin ter wai ts for abo ut 2s bef ore prin ting in ord er to al-
low for eno ugh time for the mec han ism to be clos ed.
prin t hea d tem per atu r e too low
prin t hea d tem per atu r e too hig h
1:3 1 / M
gr een
Par ity or fram ing err or / no inte rrup tion of prin ting
EEP RO M com ma nd com ple ted with out err ors
Inva lid tex t file no.
W r ong pas swo r d for EEP RR OM acc ess
EE -Ov erf low
EE- Tim e-o ut
EE -K O
"E3 "
"E4 "
"E5 "
IR Rec ept ion
Suc ces sfu l r ead
Uns ucc ess ful r ead
IR com mu nic atio n
T ext file me mo ry ove rflo w
Pro gra mm ing time for EEP RO M byte exc eed ed.
EE PR OM not fou nd
LE D on
Rea din g ma gne tic car ds
r ed
LED on 2se c.
3 x s h o r t L E D o n
yel low
Cha gin g V olta ge
Cha r gin g volt age (line )
LE D on
yel low
LED is on if volt age is hig her tha n 9 - 10 V in or der to sign al a vali d cha r gin g volt age .
