TDA080 Troubleshooting Guide
No Power:
- Make sure unit is plugged in
- Turn power switch on
- Check fuse
- Check transformer for 12VDC output
- Check continuity of switch
- Plug transformer into known good circuit board
Switch light on, no feed or cut:
- Remove and reseat circuit board
- Replace circuit board
Won’t feed / Tape jam:
- With machine turned off, manually roll the knurled feed roller (312). If it turns more than 1/8 of a turn, the gear (427) should be replaced.
- Remove the cutting head (550) and check for pieces of tape stuck on the blade or inside the cutter.
- Remove the silicon roller holder (533). Check machine and roller holder for tape. Check for missing, torn or cracked silicone rollers, replace.
- Check green, magnetic gear (528) on feed motor for slippage.
- Wipe down feed roller and blades with IPA
- Make sure the blade is all the way down and the cutter pin slides into the slot on the blade, not under the blade
Won’t cut/ Gear noise:
- Remove blade spring (257) from cutter head. Inspect blade guides (258/259) and housing (507) for wear
and/or damage. Replace as needed. - Inspect cutting blade (254) for wear.
- Remove front holder (518) and check for tape stuck in gears.
- Inspect gears for missing teeth/wear.