Ricoh M281 Series Service Manual page 193

REPLACEMENT AND ADJUSTMENT
P a ge D a t e
79 09/15/2016
102 08/09/2016
149 ~ 150 02/09/2017
154  155
09/15/2016
R E V I S I O N H I S T O RY
A d de d /U pd at e d /N ew
Added "After Replacement of Development Unit"
Added Fusing Unit note for replacement procedure.
Updated Replacing the NVRAM(EEPROM) on the IOB
Added PSU Caution statement