Printer Operation When An Error Occurs; Data Receive Error (Only In The Serial Interface Specification) - Epson TM-T81 Technical & Specifications Manual

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3) Errors that are impossible to recover
Error
R/W error in After R/W checking, the
memory or printer does not work
gate array correctly.
High voltage The power supply
error voltage is extremely
high.
Low voltage The power supply
error voltage is extremely
low.
CPU The CPU executes an
execution incorrect address or I/F
error board is not connected.
UIB error An abnormal operation
occurs in UIB.
Internal Internal circuits are not
circuit connected correctly.
connection
error
NOTE: When any error shown above occurs, turn off the power as soon as possible.

3.8.2 Printer Operation When an Error Occurs

The printer executes the following operations when detecting an error.
Stops all printer operations for the selected paper section.
Goes offline.
Goes BUSY. (See Section 3.3.3 DIP switches when DIP switch 2-1 is off.)
Flashes the ERROR LED.

3.8.3 Data Receive Error (only in the serial interface specification)

If one of the following errors occurs during serial interface communication, the printer prints "?" or
ignores the data, depending on the setting of DIP switch 1-1.
Parity error
Framing error
Overrun error
EPSON
Table 3.8.3 Unrecoverable Errors
ERROR LED Flashing Pattern
Description
TITLE
TM-T81
Specification
(STANDARD)
160 ms
Approximately 2.56 s
SHEET
REVISION
A
Recovery
Impossible to recover.
Impossible to recover.
Impossible to recover.
Impossible to recover.
Impossible to recover.
Impossible to recover.
NO
NEXT SHEET
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