How To Reset Sharp Ar-6020
If the machine is asking for a code: If the machine displays "Enter Account Code" or "Department Code," it is in Account Control mode. If you do not know the code, you must contact your IT administrator. If you are the administrator, you can disable this in System Settings > Account Control (the default password is often 00000).
If "Call for Service" appears: If a code like U2, H4, or F5 appears, a simple power reset may not work. how to reset sharp ar-6020
After approximately 60,000 copies, the AR-6020 will display "H2", "H3", "H4", or "Maintenance Required". This is a timed counter, not necessarily a hardware failure. You can reset it using the service program. If the machine is asking for a code:
Step-by-step maintenance reset:
The "Maintenance Required" message should now be cleared. The "Maintenance Required" message should now be cleared
Before trying anything drastic, perform a soft reset. This clears temporary memory glitches without affecting settings.
How to do it:
