Upgrading The Firmware - Kyocera FS-C8520MFP Service Manual

1-6-1 Upgrading the firmware

1-6 Requirements on PWB Replacement
Follow the procedure to upgrade the firmware below.
* Main PWB (CTRL)
* DP main PWB (DP)
* PF main PWB (PF)
* DF main PWB (DF)
* Bridge PWB (AK)
* Engin fuser PWB (IH)
* Engine LSU PWB (LSU)
* Engine IO PWB (IO)
Preparation
Extract the file that has the download firmware and store them in a USB Memory.
NOTE: To improve Firmware Upgrade speed, a separate SKIP file can be added to the USB Memory Stick
with the Firmware Upgrade package. The Skip file will allow ONLY the Firmware that has been
Upgraded to a New Version to load, skipping duplicate Firmware Levels.
Procedure
1. Turn ON the main power switch and
confirm if the screen shows "Ready to
print" then, turn OFF the main power
switch.
2. Insert USB memory that has the firm-
ware in the USB memory slot.
3. Turn ON the main power switch.
4. About 50 seconds later, "Farmware
Update" will be displayed (this shows
that downloading is ready to start).
5. Select the firmware to upgrade by refer-
ring to the following codes:
CTRL → DP → PF → DF → AK → IH
→ LSU → IO → ENGN → FAX → CLT1
→ CLT2 → OPT → DIC → PANL
Example:
=================
Firmware Update
CTRL
xxx%
=================
Caution:
Never turn off the power switch or remove the USB flash device during upgrading.
6. Confirm that upgrading is completed.
7. Confirm that the version of the firmware is correctly displayed.
8. Turn OFF the main power switch and remove the USB memory.
* Engine PWB (ENGN)
* FAX PWB (FAX)
* First color table (CLT1)
* Second color table (CLT2)
* Language data (OPT)
* Dictionary data (DIC)
* Operation panel PWB (PANL)
First line: Status of upgrading.
Second line: Firm ware for upgrading.
Third line: The progress of upgrading in %.
1-6-1
USB memory slot
USB memory
Figure 1-6-1
2MY/2MZ