TPS900 repair user guided V1.0
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again carefully.
3)
The Moto of the print is running. But print nothing.
If the Moto of the print is running, and it does not feed the paper, maybe the
issue is in the gear wheel of the print header. Try to change the gear wheel.
Or try to replace the feed paper roller.
4)
Re-load the firmware
5)
Change the whole printer header.
6)
Change the mainboard.
3.15 Speaker issue
1)
Check the speaker is connected to the mainboard well or not.
2)
Check the speaker connect line is broken or not.
3)
Change another speaker with a normal one.
4)
Try to reload the firmware.
Printer header
