Upgrading The Firmware - Kyocera TASKalfa 620 Service Manual

1-6 Requirements on PWB Replacement
1-6-1

Upgrading the firmware

Follow the procedure below to upgrade the firmware on the main PWB and engine PWB.
Firmware upgrading requires the following tools:
Compact Flash (Products manufactured by SANDISK are recommended.)
NOTE
When writing data to a new Compact Flash from a computer, be sure to format it in advance.
Procedure
1. Press the Power key on the operation panel
to off. Make sure that the Power lamp is off
before turning off the main power switch.
And then unplug the power cable from the
wall outlet.
* Turning off the main power switch before
pressing the Power key to off may cause
damage to the equipped hard disk.
2. Remove the screw and release the projec-
tion.
Remove the CF cover.
3. Insert Compact Flash in a notch hole of the
machine.
* Insert it straight all the way into the machine
with the front side facing the rear of the
machine. If the main power switch is turned
off when the Compact Flash is not properly
inserted, the PWB may be damaged.
4. Insert the projection of the CF cover to the
shield box.
5. Insert the power plug and turn the main
power switch on. Upgrading firmware starts
for 100 seconds.
Caution
Never turn the main power switch off during
upgrading.
6. [Completed] is displayed on the message display when upgrading is complete.
7. Turning off the main power switch. And then unplug the power cable from the wall outlet.
8. Remove the CF cover.
9. Remove Compact Flash from the machine.
10. Insert the projection of the CF cover to the shield box and refit the CF cover using the screw.
11. Insert the power plug and turn the main power switch on.
Projection
CF cover
Figure 1-6-1
Notch hole
Compact Flash
Figure 1-6-2
2KN/2KP-1
1-6-1