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Chapter 3 Paper and Ribbon
50
1
1
E
E
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r
r
r
o
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M
M
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When there is a problem with the printer:
- A buzzer sounds.
- The error indicator lights up.
- An error message is displayed on the LCD screen.
Error descriptions and corrective actions are shown below.
1 Error descriptions and indications
Description Indication LED Buzzer
Battery dead (for clock and backup RAM) Battery Lights Sounds long
Head temperature low ColdHead Lights Sounds long
PCB temperature low Cold PCB Lights Sounds long
Head resistance value abnormal (error contents and
head information repeatedly displayed)
Rank: Rank of head resistance value
Average: Average of resistance values (A/D
reading value in decimal system)
Maximum: Max. resistance value
Minimum: Min. resistance value
Head Err
Rank ***
Ave.***
Max.***
Min.***
Lights Sounds long
Communication error (receive buffer overrun) OverFlow Lights Sounds long
Communication error (parity, framing) S/I Err Lights Sounds long
Communication error (transmit buffer overflow) HostBusy
T.D.Full
Blinks Sounds short 3 times
Pause key pressed Pause − − − −
Pause command reception (remote control) Pause − − − −
Head overheat OverHeat
Cooling
Blinks Sounds short 3 times
Stop key pressed Stop − − Sounds short 3 times
Stop command reception (remote control) Cancel − − − −
Mechanism head open HeadOpen Lights Sounds short 3 times
Paper end (paper out) PaperEnd Lights Sounds short 3 times
Paper out (paper position cannot be detected) (error
contents and sensor information repeatedly
displayed)
M command: Sets length for detection miss
checking with system command M
Maximum: Max. value of sensor reading voltage
Minimum: Min. value of sensor reading voltage
PaperErr
M CMMD
Max*.**V
Min*.**V
Lights Sounds short 3 times
Ribbon end RibonOut Lights Sounds short 3 times
PCB overheat
(PCB or sensor abnormal)
OverHeat Lights Sounds short 3 times
Fan stop Fan stop Blinks Sounds short 3 times
Option board abnormal OP Err Lights Sounds short 3 times
Auto-cutter abnormal
(such as poor engagement)
Cut Err Lights Sounds short 3 times
ROM checksum error ROM Err Lights Sounds long
RAM check error RAM Err Lights Sounds long