H4-00 means thst the copier isn't warming up quickly enough. Try this code to reset it. Press the following buttons in this order: #, interupt, C, interupt, 1, 4 . machine will say sim 14 trouble clear are you sure. Press the OK button. This should reboot the copier. Most likely the machine is in need of a heater lamp in the fuser unit.
For Sharp AR-M207. Enter these keys one after the other to reset:
In this post, you can see how to solve your problem with the H4-00 error code in the Sharp MX-M266n series MX-M316N, MX-M356N series. We provide several ways that you may have to cure certain frequent mistakes error H02-00, H2-01, H03-00, H03-01, H4-00, and H04-01, so verify each one till they are fixed.
Sharp Printer Error Code h4-00 implies low-temperature problems for the fusing section. The best thing you do is to clean the thermostat in the fuser unit. If the first time happens, the error must be removed and reset.
Sharp Printer Error Code h4-00 occurs when network connectivity is poor or poor power connection boosts such errors. Follow our latest steps to fix this issue instantly.
Call for service code h4-00
Thank you soo much,I got solution.
SOURCE: H4-00
There are 2 possible causes for this error - both closely related. H4-00 means the fusing temperature is not reached within a specified time. You can check and clean/replace the thermistors in the fuser unit, check the thermostat aswell. If thermostat rattles it is good otherwise press the reset button it. If everything checks ok reset the fuser code in service mode pressing the following keys :
P * C * then enter 14 and start then confirm action and restart copier. If error comes back then it could be related to the wiring harness to the PCU board (loose connector) or possibly a bad lamp. Check the lamps with a meter set to check continuity (you should get a beep if its working)
SOURCE: SHARP AR C250 Digital Color COPIER HAS SERVICE CODE H4 00
Press P-interrupt-C-interrupt and enter test command 14 and Execute to clear your error. Let your machine reboot. If it comes back you have a problem with your fuser. Most likely it's dirt or toner caked on your tempature sensors and they need to be scraped off.
SOURCE: call for service H4-00
please do the following : press #, interrupt, C, interrupt when display goes off enter 14 and pess print button
SOURCE: when i power on,it asked me to call service for H4-00
My Sharp AR-M257 has this problem every time we have a power outage. Enter these keys one after the other to reset:
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