Upgrading The Firmware On The Operation Unit Pcb (20 Cpm Copier Only) - Kyocera Mita KM-1530 Service Manual

1-7-3 Upgrading the firmware on the operation unit PCB (20 cpm copier only)

Firmware upgrading requires the following tools:
Flash tool assembly (P/N 35968010)
Master ROMs
Inch specifications
Operation unit ROM 1 IC (P/N 2AX68020)
Metric specifications
Operation unit ROM 1 IC (P/N 2AX68040)
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.
3. Fit the master ROM into the IC3 socket on the
flash tool assembly.
4. Align the flash tool assembly with the cutout
and insert into the copier. Connect CN2 on the
flash tool assembly to CN33 on the main PCB.
5. 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.
6. When flashing LED2 (green) remains lit after approximately 2 to 4 minutes, upgrading of the master ROM is complete.
7. Turn the main switch off.
8. Remove the flash tool assembly.
Upper shield
cover
Figure 1-7-5
Flash tool assembly
CN2
IC3
LED2
Master ROM
Figure 1-7-6
2AV/X
Cutout
1-7
1-7-5