Epson TM-T20II Installation and operation manual

Epson TM-T20II Product Information Guide
What’s in the Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Printer Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Printing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Interfaces. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Media . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Memory Switches/
Receipt Enhancement Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Memory switches. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Receipt enhancement functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Loading Paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Testing the Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Removing a Paper Jam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Cleaning the Thermal Head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

3 - Epson TM-T20II
What’s in the Box
❏Printer
❏Setup Guide
❏Small thermal paper roll (for operational testing)
❏AC cable
❏CD (includes drivers, utilities, and manuals)
❏Power switch cover
❏58 mm width roll paper guide
❏USB cable*
❏Ethernet cable*
* May be included depending on the SKU.
Accessories
Printer Specifications
Printing
Print method: thermal line printing
Dot density: 203 dpi × 203 dpi
(dpi = dots per inch [25.4 mm])
Print width: 2.83" (72 mm), 576 dots
Characters per line: font A: 48, font B: 64 (80 mm)
font A: 35, font B: 46 (58 mm)
Print direction: unidirectional with friction feed
Print speed: 7.87"/sec. (200 mm/sec.) maximum
Paper feed speed: approx. 7.87"/sec. [200 mm/sec.]
(continuous paper feed)
Character sets: alphanumeric: 95 characters;
international: 18 sets;
extended graphics: 128 × 43 pages
(including user-defined page)
Interfaces
Built-in: USB and serial, or Ethernet
Media
Paper type: thermal roll paper
Paper size: 80 or 58 mm wide
Supported media:
Cover open lever
Roll paper cover
Power switch
Power switch cover
Cutter cover
Manual cutter
Feed button
Paper LED
Error LED
Power LED
USB
RS-232
Ethernet
AC inlet
Drawer
kick-out
connector
Option Model Part number
External buzzer OT-BZ20 C32C890634
Part number Manufacturer
TF50KS-E NIPPON Paper Industries Co., Ltd.
TF60KS-E
PD150R OJI Paper Mfg. Co., Ltd.
PD160R
PD190R
P220AGB-1 Mitsubishi Paper Mills Limited.
P350 Kanzaki Specialty Papers
AF50KS-E Jujo Thermal Oy
F5041 Mitsubishi HiTec Paper Flensburg
GmbH

Epson TM-T20II - 4
Reliability
Thermal head: 100 million pulses, 100 km
Mechanism: 15 million lines
Autocutter: 1.5 million cuts
MTBF: 360,000 hours
MCBF: 60 million lines
Safety
EMI: FCC Class A
CAN ICES-3(A)/NMB-3(A)
Safety standards: UL60950-1
CSA C22.2 No 60950-1
Dimensions
Dimensions
(H × W × D): 5.75" × 5.51" × 7.83"
(146 mm × 140 mm × 199 mm)
Weight: approx. 3.74 lb (1.7 kg)
Memory Switches/
Receipt Enhancement Functions
Use the TM-T20II Utility, Memory Switch Setting Mode, or
ESC/POS commands to set the memory switches and receipt
enhancement functions listed below. See your TM-T20II
documentation for more information.
Memory switches
❏Receive buffer capacity
❏BUSY condition
❏Processing when data receive error
❏USB power-saving function
❏Release condition of receive buffer BUSY
❏Paper width
❏Print density
❏Print speed
❏Character code table default
❏International character default
❏Interface selection
❏Power supply unit capacity
❏Number of columns
❏Autocutting after closing cover
❏Paper reduction
❏Font A auto replacement
❏Font B auto replacement
❏Optional buzzer
❏Logo 180 dpi emulation mode
❏Communication condition of serial interface
❏Communication condition of USB interface
Receipt enhancement functions
❏Auto top logo
❏Auto bottom logo
❏Auto top/bottom logo extended functions
Control Panel
(Power) LED
On when the power is on.
Note: Turn off the printer before opening the printer cover.
Error LED
Steadily on when the printer is offline. Blinking if there is an
error. See if the printer cover is open. Turn the printer off for a
few seconds, then turn the printer back on. If the LED is still
blinking, contact a dealer or qualified service person.
Paper LED
Comes on when roll paper is low or out. Flashes when the
printer is performing a self-test.
Feed button
Pressing this button once feeds paper by one line. Holding this
button down feeds paper continuously.
Loading Paper
Warning: To avoid injury, do not touch any part of the printer other
than the roll paper when the printer cover is open.
Caution: Do not open the printer cover when the printer is printing or
feeding paper; you may damage the printer. Only use paper that
meets specifications, and do not use rolls that have the paper glued
onto the core.
1. Turn off the printer.
KT55F20 Koehler Paper Group
KT48F20
Part number Manufacturer

5 - Epson TM-T20II
2. Press the cover open lever to open the printer cover.
3. Remove the used roll paper core, if there is one, and insert
the roll paper in the direction shown below.
4. Pull out some paper and close the roll paper cover. When
the printer is powered on, the paper is automatically cut.
Testing the Printer
Follow these steps to perform a self-test:
1. Make sure the printer is off and the printer cover is closed.
2. Press and hold the Feed button and turn on the printer.
The printer prints its status and the Paper LED begins
flashing.
3. To continue the self-test, press the Feed button for less than
1 second.
The self-test is complete when *** completed *** is printed.
Removing a Paper Jam
Warning: The thermal head can be very hot after printing. Let it cool
before you remove the jammed paper. To avoid injury, do not touch
any part of the printer other than the roll paper when the printer cover
is open.
1. Turn off the printer.
2. Press the cover open lever to open the printer cover.
3. Remove the jammed paper, then reinstall the roll paper.
4. Close the printer cover.
Cleaning the Thermal Head
Epson recommends cleaning the thermal head periodically
(about every 3 months) to maintain print quality.
Warning: The thermal head can be very hot after printing. Let it cool
before you clean it. To avoid injury, do not touch any part of the printer
other than the roll paper when the printer cover is open.
Caution: Do not touch the thermal head with your fingers or any hard
object; you may damage the printer.
1. Turn off the printer.
2. Press the cover open lever to open the printer cover.
3. Clean the thermal head with a cotton swab moistened with
an alcohol solvent (ethanol or isopropyl alcohol).
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EPSON is a registered trademark and EPSON Exceed Your Vision is a
registered logomark of Seiko Epson Corporation.
General Notice: Other product names used herein are for identification
purposes only and may be trademarks of their respective owners. Epson
disclaims any and all rights in those marks.
This information is subject to change without notice.
© 2013 Epson America, Inc., 10/13
CPD-40206