Epson TM L90 Technical Reference Guide

82 Setting/Checking Modes
Note:
Do not use this mode when using OPOS. To do so will cause continuous polling, ending in undesirable
results.
4.2 Setting/Checking Modes of TM-L90 other than 4** models, TM-L90
Peeler other than 39* models
Besides the ordinary print mode, the printer has the following modes to set or check settings of
the printer.
❏ Self-test Mode
❏ Memory Switch Setting Mode (page 83)
❏ Hexadecimal Dump Mode (page 84)
The mode is selected depending on the operation performed when turning on the printer.
4.2.1 Self-test Mode
You can check the following items using the self-test.
❏ Firmware version
❏ Interface type
❏ Receive buffer size
❏ BUSY condition
❏ Resident font
❏ Whether or not there are auto carriage returns
Close the roll paper cover, and turn on the printer while pressing the FEED button.
Self-test
Open the roll paper cover, and turn on the printer while pressing the FEED button, and
then close the roll paper cover.
(For Peeler Models only) Load paper in the paper path, and then press the FEED button.
Hexadecimal Dumping
Open the roll paper cover, and turn on the printer while pressing the FEED button, and
then press the FEED button twice and close the roll paper cover.
(For Peeler Models only) Load paper in the paper path, and then press the FEED button.
Memory Switch Setting

Epson TM L90 Specifications

General

Maximum resolution	203 x 203 DPI
Maximum roll diameter	90 mm
Supported paper width	37.5, 79 mm
RS-232 ports	1
Standard interfaces	RS-232
Connectivity technology	Wired
Country of origin	China
Dimensions (WxDxH)	140 x 203 x 148 mm
Flash memory	0.384 MB
Operating temperature (T-T)	5 - 45 °C
Pallet width	800 mm
Pallet height	2600 mm
Pallet length	1200 mm
Pallet width (UK)	1000 mm
Quantity per pallet	112 pc(s)
Quantity per pallet (UK)	168 pc(s)
Quantity per pallet layer	16 pc(s)
Quantity per pallet layer (UK)	24 pc(s)
Package depth	257 mm
Package width	193 mm
Package height	241 mm
Package weight	2560 g
Quantity per pack	1 pc(s)