Upgrading The Firmware On The Main Pcb - Kyocera Mita KM-1810 Service Manual

1-7-2 Upgrading the firmware on the main PCB

Firmware upgrading requires the following tools:
Flash tool assembly (P/N 35968010)
Memory tool PCB (P/N 2AV68030)
Master ROM: Main ROM IC (P/N 2A168050)
Procedure
1. Turn the main switch off and disconnect the
power plug.
2. Remove the two screws holding the upper
shield cover and then the cover after removed
the printer cover.
3. If the memory board is installed, remove the
memory board.
4. Fit the master ROM into the IC3 socket on the
flash tool assembly.
5. Connect CN2 on the flash tool PCB to CN2 on
the memory tool PCB.
6. Insert the memory tool PCB into the copier and
connect its CN1 to CN19 on the main PCB.
Note:
Insert the memory tool PCB along the upper
and lower guides.
7. Insert the power plug and turn the main switch
on. LED2 (green) on the flash tool assembly
flashes and upgrading of the master ROM
starts.
8. When flashing LED2 (green) remains lit after
approximately 30 to 40 seconds, upgrading of
the master ROM is complete.
9. Turn the main switch on.
10. Remove the memory tool PCB.
Important:
"C021" may be indicated on the operation
panel while upgrading the firmware. However,
it does not interfere with the upgrading
operation.
Figure 1-7-3
Memory tool PCB
Flash tool
assembly
CN1
CN2
CN2
IC3
LED2
Master ROM
Figure 1-7-4
2A1/2
Upper shield
cover
1-7-3