Troubleshooting
Service Manual for the Accutherm Ultra Printer 8-7
Printer Status
LED is blinking
(contin.)
Missed Top of Form 1. Clean all sensors with 91% isopropyl alcohol
and cotton swabs.
2. Replace the Main Controller PCB Assembly
.
Jam Detected 1.Open the receipt cover and clear any jammed
pap
er. Refer to “Clearing a Paper Jam” on page
8-10.
2. Clean all sensors with 91% isopropyl alcohol
and cotton
swabs.
3. Replace the Main Controller PCB Assembly
.
Invalid Command 1. Turn the printer off and then on again.
2. Reload firmware.
Printer Head Over
T
emperature
1. Ensure that the printer is being operated in the
proper room temperature (not too hot or too
cold).
2. If necessary, move the printer to a warmer/
cooler location.
3. Replace the Main Controller PCB Assembly
.
Power Problem 1. Check that the terminal has power
.
2. Check that printer cables are properly
connected on both ends
.
3. Ensure the latch and receipt cover is closed.
4. Verify the printer configuration and re-
configure if ne
cessary.
5. Ensure that the printer i
s being operated in the
proper room temperature (not too hot or too
cold). If necessary, move the printer to a warmer/
cooler location.
6. Swap the Power Supply. Refer to “Remove the
Power Supply from the Base Assembly” on page
7-7.
7. Swap the printer.
Hard Errors:
Hard Errors have a similar pattern to Soft errors only they are
slower and repeat every 10
seconds. In general they occur during level 0 diagnostics and are not recoverable. Refer to “Hard
Errors” on page 5-5 for specific error information.
In all cases of Hard Errors, replace the printer mechanism. See “Remove the Printer Mechanism
Assembly from the Base Assembly” on page 7-8.
Problem Action
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