Receipt Printer Troubleshooting Guide

***Remember, the printer holds electricity and is a shock hazard***

Troubleshooting Steps:

• First, reseat the cable on both sides
  • Check the printer cable on both ends
• Second, do a hard-reset on the printer
  • Turn the printer off
  • Hold down the paper feed button
  • Turn the printer back on with the paper feed button held down
• Finally, reboot the register
  • Go to the manager screen and press the button at the bottom "Reboot Workstation"

Not working after above

• Move the printer to a working workstation 
  • Reboot the workstation and then test the printer
• Move the cable to a working workstation
  • Reboot the workstation and test the cable.

Error messages

• "Unsupervised Abort Code Error"
  • This is a software error - stop troubleshooting as a hardware issue 
    • Escalate to GGI helpdesk supervisor for assistance
• Printer will print, but has a light / unreadable stripe down the center of the receipt
  • This is a bad thermal printer head
    • The printer needs to be replaced
• Paper jam or paper door open error even when shut or clear 
  • Replace paper facing correctly and check paper feed
  • Check for stuck paper or items such as coins or paper clips in the bottom paper well of the printer
  • Clear debris directly under the cutter blade and adjust the blade
  • If the light will not go out, the printer needs replacement

Epson TM-88V 

//Paper well door open - the low paper switch is at the bottom of the paper well on the left

//The alignment window and cutter bar are visible to the front.  

//Under the cutter bar, the blade and thermal print head are just underneath

***Remember, the printer holds electricity and is a shock hazard***

Never disassemble the printer when attempting to troubleshoot

//Serial communications interface - the power cord plugs in to the right

//IDN communications interface - the cable goes into IDN1

//DIP switch #4 is DOWN, or ON, all other DIP switches are UP or OFF

//DIP switch #4 DOWN or ON

??Other printer dip switches - these are on the bottom of the printer.  We set DSW1 #7 ON (Epson emulation).  All other DIP switches are set OFF.  

//Printer DIP switch settings

//WS5a comm port arrangement - COM1 is an old-style 9-pin connector

//Workstation 610 COM1 port - COM1 is a light-blue RJ45 port to the right

//Workstation 625X COM1 port - light blue RJ45 port on the far-right