There's a H4 error code flashing in my copier after doing 30 page photocopies. It's been about 3 weeks since the copier board was replaced with a used board from other unit.
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The error code H4 means that you have a problem with the fixing unit. It could one of the item's > The thirmistor or thermal fuse or the fixing heater lamp
Dear sir
H4 signal is fuser unite problem please call a technician they solve this problem.Just we serve problem location because i am not live your area.
Thanks
Tareq
Hello sir; this error code require reset the procedure as follow;
1, press "#", "interrupt", "clear", "interrupt".
2, enter 14, press start.
3, turn power off and back on
Hello sir; H4 code require reset procedure as follow;
1, press"#" "interupt" "c" "interupt" these 4 keys.
2, enter 14 , then press start
3, turn power off and back on .
it is on you fusing unit of your copier, check the fuse maybe it is open already and need for replacement... H4 means that your heater lamp is not functioning
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