Troubleshooting Star Printers

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The LED indicators located on the operation or control panel will report the printer error, should your printer malfunction.  Each LED pattern indicates a specific condition error.  User manuals are available for free to download at the Star Global Support Site. 

LED Troubleshooting

This page gives a lot of information about the LED and what they mean. For further in-depth explanations and how to fix your particular model, please continue with the tables below.

TSP650II

Recoverable errors:

Error description

Indicators

Power

Error

Recovery condition

Thermal head high-temperature detection error

Gw.png

Flashes at 1-second intervals

OFF

The printer recovers automatically after the thermal heads have cooled.

Please wait until the temperature becomes low.

Cover open error

GR.png

ON

ON

The printer recovers when you close the cover.

Please make sure a printer cover is closed correctly.

Near end error

GR__1_.png

ON

Flashes at 4 second interval

The printer recovers when you set a new paper roll and you close the rear cover

Please change a paper roll soon.
If the error is not removed, please an adjust Near-End sensor

Paper out error

GR__2_.png

ON

Flashes at .05 second interval

The printer recovers when you set a new paper roll and close the cover

Please change a paper roll.

Ethernet link disconnection (Physical link disconnection)

ww.png

Flashes at 4 second intervals

Flashes at 4 second intervals

Connect an Ethernet cable

Please make sure an Ethernet cable is connected correctly.
Please try another cable and another Ethernet port on a router.

Ethernet link disconnection (IP address lost)

GR__3_.png

Flashes at .25 second intervals

Flashes at .25 second intervals

Set the correct IP address and restart the printer

Please make sure an Ethernet cable is connected correctly.
Please try another cable and another Ethernet port on a router.
Please power on and off your network devices.
Please assign a static IP address to your printer.

 

Unrecoverable errors:

Error description

Indicators

Power

Error

Cause

Recovery condition

Cutter error

wR.png

OFF

Flashes at .25 second intervals

Paper cutting in progress error

Paper is jammed inside/cutter is broken

After you restart the printer, the printer recovers when the mobile cutter returns to its home position

Turn off your printer and remove jamemed paper inside. If you cannot solve it, please contact Star support to repair.

Flash memory error

wR.png

OFF

Flashes at 1 second intervals

Flash memory access error

Flash memory IC on a circuit board is broken.

Turn off your printer and contact Star support to repair.

EEPROM error

wR.png

OFF

Flashes at 1.5 second intervals

This is not a recoverable error

EEPROM is broken

Turn off your printer and contact Star support to repair.

SRAM error

wR.png

OFF

Flashes at 2 second intervals

RAM access error

SRAM is broken

Turn off your printer and contact Star support to repair.

Heat thermistor error

wR.png

OFF

Flashes at 3 second intervals

Detection of heat thermistor error

Heat Thermistor is broken

Turn off your printer and contact Star support to repair.

Power voltage error

wR.png

OFF

Flashes at 4 second intervals

Detection of power voltage error

Power outage is out of spec.

Check the condition of the power supply and restart the printer

Turn off and on your printer. If you cannot solve it, please contact Star support to repair.

 

TSP700II

Recoverable errors:

Error description

Power

Error

Recovery condition

Thermal head high temperature detection error

Flashes at .5 second intervals

OFF

The printer recovers automatically after the thermal heads have cooled

Cover open error

ON

ON (RED)

The printer recovers when you close the cover

Near end error

ON

Flashes orange at 1 second intervals

The printer recovers when you set a new paper roll and close the cover

Black mark error

ON

ON (ORANGE)

The printer recovers when you set a new paper roll and close the cover

Paper out error

ON

ON (ORANGE)

The printer recovers when you set a new paper roll and close the cover

Ethernet link disconnection (Physical link disconnection)

   

Connect an Ethernet cable

Ethernet link disconnection (IP address lost)

   

Set the correct IP address and restart the printer

 

Unrecoverable errors:

Error description

Power

Error

Cause

Recovery condition

Cutter error

OFF

Flashes RED at .125 second intervals

Paper cutting in progress error

After you restart the printer, the printer recovers when the mobile cutter returns to its home position

Flash memory error

OFF

Flashes ORANGE at .5 second intervals

Flash memory access error

-

EEPROM error

OFF

Flashes RED at .75 second intervals

This is not a recoverable error

-

SRAM error

OFF

Flashes ORANGE at 1 second intervals

RAM access error

-

Head thermistor error

OFF

Flashes RED at 1.5 second intervals

Detection of head thermistor error

-

Power voltage error

OFF

Flashes ORANGE at 2 second intervals

Detection of power voltage error

Check the power supply and restart the printer

 

TP800II

Recoverable errors:

Error description

Power

Error

Recovery condition

Head high temperature detection

Flashes at .5 second intervals

OFF

The printer recovers automatically after the thermal heads have cooled

Cover open error

ON

ON RED

The printer recovers when you close the cover

Paper out error

ON

ON ORANGE

The printer recovers when you set a new paper roll and close the cover

Paper near end error

ON

Flashes ORANGE at 1 second intervals

Indicates paper is near the end of the roll, but continues to print

Black mark paper size error

ON

ON ORANGE

The printer recovers when you set a new paper roll and close the cover

Paper cut error

OFF

Flashes RED at .125 second intervals

The printer recovers when the mobile cutter returns to its home position after turning OFF and ON

Link disconnection detection

Flashes at 2 second intervals

Flashes at 2 second intervals

Connect an Ethernet cable

 

Unrecoverable errors:

Error description

Power

Error

Recovery conditions

Flash access error

OFF

Flashes ORANGE at .5 second intervals

This is not a recoverable error

EEPROM

OFF

Flashes RED at .75 second intervals

This is not a recoverable error

SRAM

OFF

Flashes ORANGE at 1 second intervals

This is not a recoverable error

Head thermistor error

OFF

Flashes RED at 1.5 second intervals

This is not a recoverable error

Power voltage error

OFF

Flashes ORANGE at 2 second intervals

This is not a recoverable error

 

SP700

Recoverable errors:

 

Error Description

Power

Error

Buzzer

Recovery Conditions

Paper end error

ON

Flashes at 1 second intervals

Four short beeps (repeated 2x)

The printer recovers when you set a new paper roll and close the cover

Printer cover open error

ON

ON

BEEP

The printer recovers when you close the cover

Front cover open error

Flashes at .5 second intervals

ON

BEEP

The printer recovers when you close the front cover

High temperature detection

Flashes at 1 second intervals

OFF

-

The printer recovers automatically after the print heads have cooled (not uncommon)

Board high temperature detection

Flashes at 2 second intervals

OFF

-

The printer recovers automatically after the board has cooled

Cutter error (if model has one)

ON

Flashes at .125 second intervals

3 short beeps

The printer recovers when the mobile cutter returns to its home position after turning OFF and ON

Mechanical error (other than cutter)

ON

Flashes at .25 second intervals

2 short beeps

Turn off power and clear jam.The printer recovers when the mobile cutter returns to its home position after turning OFF and ON

Black mark detection error

ON

Flashes at .5 second intervals

3 short beeps

Clear jam or change to correct paper roll

Link disconnection detection (Physical link disconnection)

Flashes at 2 second intervals

Flashes at 2 second intervals

-

Connect with Ethernet cable

Link disconnection detection (IP address lost)

Flashes at .125 second intervals

Flashes at .125 second intervals

-

Set the correct IP address and restart the printer

 

Unrecoverable errors:

Error description

Power

Error

Buzzer

Flash memory write error

OFF

Flashes at 1 second intervals

-

Thermistor failure error

OFF

Flashes at .25 second intervals

2 short beeps

Power supply error

OFF

Flashes at 2 second intervals

-

CPU error

OFF

ON

1 long beep

RAM R/W error

OFF

ON

-

 

TSP100ECO

Recoverable 

Error description

Indicators

Power

Error

Recovery Conditions

Cover open error

GR__4_.png

ON

ON

The printer recovers when you close the cover

Please make sure a printer cover is closed correctly.
If you cannot solve an issue. Please contact Star Support.

Rear Cover open error

GR__4_.png

ON

ON

Please make sure a printer cover is closed correctly.
If you cannot solve an issue. Please contact Star Support.

Power cord disconnection error

GR__1_.png

Flashes at .5 second intervals

Flashes at .5 second intervals

The printer recovers when you plug the cord into an AC outlet

Please make sure a power code is plugged into AC outlet correctly and try another outlet. 
If the error is not removed, please contact Star support.

Head high-temperature detection

Gw.png

Flashes at .5 second intervals

OFF

The printer recovers automatically after the print heads have cooled

Please wait until the temperature becomes low.

Board high temperature detection

Gw.png

Flashes at 2 second intervals

OFF

The printer recovers automatically after the board has cooled

Please wait until the temperature becomse low.

 

Nonrecoverable errors:

 

Error description

Power

Error

Recovery Conditions

Head thermistor error

Flashes at .5 second intervals

Flashes at .5 second intervals

Non-recoverable

Board thermistor error

Flashes at 2 second intervals

Flashes at 2 second intervals

Non-recoverable

VM voltage error

OFF

Flashes at 1 second interval

Non-recoverable

VCC voltage error

Flashes at 1 second interval

Flashes at 1 second interval

Non-recoverable

Nonvolatile memory error 

Flashes at .25 second interval

Flashes at .25 second interval

Non-recoverable

USB error

Flashes at 5 second intervals

Flashes at 5 second intervals

Non-recoverable

CPU error

OFF

OFF

Non-recoverable

RAM error

OFF

ON

Non-recoverable

 

NOTE: If you receive a Non-recoverable error, turn the power OFF immediately and consult the dealer for repairs.

Paper Cutter Error

Error Description

Power

Error

Recovery Conditions

Paper Cutter Error

OFF

Flashes at .125 second intervals

Recovered by turning OFF, removing the paper jam or affected area, returning the cutter to the home position and turning ON

Paper Cutter Error

ON

Flashes at .5 second intervals

The printer recovers when you set a new paper roll and close the cover

NOTE:  When an unrecoverable error happens, you can turn off and back on to see if the error goes away.  You may also want to try another power source as well.  However, if the error continues, you will need to turn off the printer and contact the person you purchased the hardware from, or the manufacturer.

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