Specifications

Programmers Guide TH230/TH230+
4
Offline State
If the TH230 printer leaving the online state, nevertheless it responds to all real time
commands and real time status commands. Sending other data than real time commands
may lead to data loss (see memory switch 2-8 Listen to Real-Time-Commands).
Online / Offline State Diagram
OfflinePaper EndOnline
Paper near end +
Print stop at paper near end enabled
Paper end
Low / High
Voltage
Error
Offline
Offline
Cutter
Error
Offline
Character >= Space,
Linefeed or Cut received
User inserts
new paper
User inserts
new paper
Recoverable
Error
Real time request to
printer (DLE ENQ n)
Character >= Space,
Linefeed or Cut received
Real time request to
printer (DLE ENQ n)
Automatic
recoverable
error
Character >= Space,
Linefeed or Cut received
Voltage comes back
to normal value
Voltage comes back
to normal value
Unrecoverable Error
(Thermistor Error)
Switch off/on the printer
Remark: If the printer enters Offline State the Busy bit is set (see commands DLE EOT, GS
ENQ and GS a).