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POS80D User Manual

19

6 TROUBLESHOOTING

Your printer is very reliable, but occasionally problems may occur. This chapter provides information

on some common problems you may encounter and how to solve them. If you encounter problems

that you can not resolve, contact with your dealer for assistance.

6.1 Printer Not Working

Problem Description

Probable Reason

Solution

LED does not light, printer is not

working

Printer has no power

Connect printer to the power

supply

Printer is not on

Turn on the printer

Circuit board is broken

Contact with the dealer

6.2 LED Indicator and Beeper

Problem Description

Probable Reason

Solution

Paper LED is always on

Paper near end

The roll paper is near end, the

printer can work normally

Error LED is always on and beeper

alarms

Printer cover is open

Close the printer cover

Paper LED and Error LED are always

on and beeper alarms

Paper end

Reload the roll paper

Error LED blinks and beeper alarms

Thermal print head is

overheated

Turn the printer off and resume

when it cools

Over-voltage

Print with specified voltage

Low-voltage

Print with specified voltage

6.3 Troubles Occur During Printing

Problem Description

Probable Reason

Solution

Coloured stripe in the

paper

Paper near end

Reload the roll paper

Blurred printing or spot

Incorrect roll paper loading

Check if the roll paper is installed

Unqualified roll paper

Use recommended thermal roll paper

Dirty thermal head or print roller Clean the thermal head or print roller
Low print density

Increase the print density level

Paper is not feeding

normally

Paper jam

Open the printer cover, check the paper

path and remove jammed paper

Vertical print words are

missing

Dirty thermal head or print roller Clean the thermal head or print roller
Thermal head is damaged

Contact with your dealer for assistance

Note: Regarding the density of setting, please refer to "Utility Tool Manual".

Summary of Contents for POS80D

Page 1: ...Desktop POS Printer POS80D User Manual ...

Page 2: ... Paper Installation Upward Paper out Direction 3 Update chapter 4 1 2 Yan Xiaomei Lin Yang Lin Yang 1 2 2018 2 10 1 Update chapter 2 2 2 Add the contents of Bluetooth WiFi Settings in chapter 4 6 Yan Xiaomei Lin Yang Lin Yang 1 3 2019 10 30 1 Update chapter 2 2 2 Update chapter 4 1 2 Wang Yuxiang Huang Huimin Lin Yang 1 4 2020 01 08 1 Update Printer Specification P6 7 Wang Yuxiang Huang Huimin Lin...

Page 3: ... out Direction 10 4 2 LED Indication and Beeper 12 4 3 Power Connection 13 4 4 Interface Cable Connection 14 4 5 Cash Drawer Connection 14 4 6 Bluetooth Wi Fi Settings 15 4 6 1 Bluetooth Settings 15 4 6 2 Wi Fi Settings 15 4 7 Print Test 15 4 7 1 Print Self Test 15 4 7 2 Printing of Windows Driver Program 15 5 INTERFACES 16 5 1 USB 16 5 2 Serial Interface 16 5 3 Ethernet Interface 17 5 4 Cash Draw...

Page 4: ...rnings This must be complied with in order to avoid any damage to the human body and to the equipment This is showing the important information and tips for the printer operating Note Due to continuous update of product please take in kind of real machine such as accessories programs etc ...

Page 5: ...nter 5 Do not expose the printer to high temperatures direct sunlight or dust 6 Protect the printer from shock impact and vibration 7 Be certain the power source is within the voltage rating and frequency listed for the printer 8 Switch off the printer power supply when won t use it for a long time 9 Do not place the power cord where it can be stepped on If the power cord becomes damaged or frayed...

Page 6: ...al time field print receipts POS80D can connect with other equipment through serial USB Ethernet Wi Fi Bluetooth interfaces And the printer drivers are available for the WINDOWS XP WINDOWS 7 WINDOWS 8 WINDOWS 10 Linux operating system 1 2 The Main Features 1 Low noise 2 High print speed 3 Easy paper loading 4 Support page mode printing 5 Compatible with various width paper 6 Cash drawer interface ...

Page 7: ...nspect the outside of both the box and the printer for possible damage 2 Check whether you have received the following accessories together with the printer if there is any items missing please contact your local dealer Notes 1 The Power adapter and power cord vary by region 2 Items in the package are dependent on the actual order ...

Page 8: ...POS80D User Manual 5 2 2 Appearance and Components Front Rear Model 1 The printer without Bluetooth Wi Fi module Inside Model 2 The printer with Bluetooth Wi Fi module ...

Page 9: ...ic 2 PC852 Latin 2 PC858 Euro KU42 Thai TIS11 Thai TIS18 Thai PC720 Arabic WPC775 Baltic Rim PC855 Cyrillic PC862 Hebrew PC864 Arabic ISO8859 2 Latin2 ISO8859 15 Latin9 WPC1250 Latin 2 WPC1251 Cyrillic WPC1253 Greek WPC1254 Turkish WPC1255 Hebrew WPC1256 Arabic WPC1257 Baltic Rim WPC1258 Vietnamese MIK Cyrillic PC755 Latin 2 Iran Iran II Latvian ISO 8859 1 WestEur ISO 8859 3 Latin 3 ISO 8859 4 Bal...

Page 10: ...6 0 13mm Roll paper diameter Max OD ф83mm Paper load Easy loading structure of forward open cover or upward open cover Paper cut Partial cut full cut Physical Spec Operating condition 0 50 20 85 RH Storage condition 20 70 5 95 RH Dimensions 137 3 L 132 W 130 5 H mm Weight 1 33kg Command ESC POS Software Driver Windows2000 XP Vista Win7 Win8 Win10 POSReady Linux CUPS OPOS JavaPOS SDK WinCE Win Mobi...

Page 11: ... paper otherwise it will influence the printing quality and decrease the thermal printer head life 2 Don t stick the paper on the roll paper mandril 3 If the thermal paper is polluted by chemical or oil the thermal paper heat sensibility decreases which will influence the printing quality 4 Don t use finger nail or hard articles to touch the surface of thermal paper otherwise it will cause color f...

Page 12: ...POS80D User Manual 9 3 3 Printing and Cutting Position 3 3 1 Printing position 0 1 80 mm Print Paper 0 1 58 mm Print Paper 3 3 2 Cutting Position Type Paper Cutting Position L1 POS80D 11 6mm ...

Page 13: ...r take down the paper guide of both sides 2 When using 58mm width roll paper insert the paper guide to each side Note Roll paper should be placed in the middle 4 1 2 Paper Installation Forward Paper out Direction 1 Pull the deflector rod to open the printer cover 2 In the correct direction of the roll paper insert the paper ...

Page 14: ...ll paper and close the printer cover 4 Tear the extra paper in the direction of printer Notes 1 According to the paper size to adjust the paper guide 2 Make sure the paper inside is at tight status or it will cause paper jam or other trouble ...

Page 15: ...s in paper end state OFF The printer is in an normal state Notes The printer use a thermistor to detect the temperature of the print head If the temperature of print head is more than 65 C printer will send a warning If the temperature of print head is more than 80 C printer will stop working until the temperature is less then 60 C Description POWER LED ERROR LED PAPER LED Beeper Open the cover of...

Page 16: ...on about disconnecting or connecting the power adapter at right method or it s easy to cause damage When pull out the adapter please pinch the shell of power adapter and pull the switch up when the switch is fully open pull out the power adapter Don t pull the plug hard by squeezing at any other place of power adapter Because it is difficult to pull it out and easy to damage the cable ...

Page 17: ...ou do not use the printer in a long time disconnect the power supply of printer power adapter 4 4 Interface Cable Connection 1 Make sure the printer s power switch is turned off 2 Put the interface cable into the matched interface and fixed with screws or spring on the plug 3 Connect the other end of the interface cable to the host device 4 5 Cash Drawer Connection 1 Make sure the printer s power ...

Page 18: ...Wi Fi Operation Manual for details 4 7 Print Test 4 7 1 Print Self Test The self test checks the printer s current settings status and whether the printer has any problem 1 Make sure the power is connected and paper is loaded properly 2 Make sure the printer is off and top cover is closed properly 3 Press the paper feed button and power button simultaneously to turn the printer on The printer is r...

Page 19: ...many other various communication interfaces such as Serial interface USB interface Ethernet interface Wi Fi and Bluetooth interfaces 5 1 USB Figure 5 1 PIN SIGNAL NAME 1 VBUS 2 D 3 D 4 GND 5 2 Serial Interface Figure 5 2 PIN SIGNAL NAME 1 2 TXD 3 RXD 4 5 GND 6 RTS 7 CTS 8 RTS 9 ...

Page 20: ...cation equipment which meet RJ45 interface standard When connecting directly with PC it is suggested that the cross network line in accordance with RJ45 interface standard should be adopted 5 4 Cash Drawer Interface Figure 5 4 PIN NO Signal Name 1 FG 2 Drawer 1 3 DRSW 4 VDR 5 Drawer 2 6 GND Electrical characteristics Driving voltage DC 24 V Driving current Maximum 0 8 A In 510 ms Drawer check sign...

Page 21: ...Manual 18 5 5 Power Supply Interface Figure 5 5 PIN No Signal Name 1 24V 2 GND 3 N C SHELL F G Printer end Unetop DC 002 or other products of the same type User end Unetop DP 002 or other products of the same type ...

Page 22: ...re always on and beeper alarms Paper end Reload the roll paper Error LED blinks and beeper alarms Thermal print head is overheated Turn the printer off and resume when it cools Over voltage Print with specified voltage Low voltage Print with specified voltage 6 3 Troubles Occur During Printing Problem Description Probable Reason Solution Coloured stripe in the paper Paper near end Reload the roll ...

Page 23: ...e the cutter Paper jam Thermal printer head is over heated Reduce the density of printing Driving too fast Reduce the printer speed to the limit of thermal printer head Wrong paper feeding position Put the paper parallel with the paper mount and insert into the space between platen roller and the thermal printer head 6 5 Removing Jammed Paper Warning Do not touch the thermal print head because it ...

Page 24: ...hed and or damaged in any way 7 1 Cleaning Head 1 Open the Printer Cover and use the cleaning pen to clean the head in the direction from the center of the head to the edges 2 After cleaning the head do not use the printer until the alcohol used for cleaning evaporates completely 1 2 min and the printer is absolutely dry 7 2 Cleaning Sensors Roller and or Paper Path 1 Open the printer cover and th...

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