Kyocera ECOSYS M2135dn Service Manual page 248

Verify the signature at firmware update
Verify the signature of the update file to prevent the firmware update with illegally falsified data.
File names of the signature and firmware certificate
Target
Controller data
Panel data
Dictionary data
Browser data
Optional language data *1
Engine PWB
Data for optional language deletion
*1: 01 to 99 of a different number for each language is inserted in "xx".
Preparations
Unzip the file containing the downloaded firmware and then copy the firmware and high-speed master file
(skip files: ES_SKIP.ON) in the root folder of the USB memory.
*: If the high-speed master file exists, the same version firmware update is skipped.
Procedures
1. After turning the power switch (a) on
and the screen is properly displayed,
turn the power switch (a) off.
2. Insert the USB memory (b) with the
firmware into the USB memory slot.
3. Turn the power switch (a) on.
Signature file name
2S5_CTRL_sign.bin
2R5_PANL_sign.bin
2ND_DIC_sign.bin
2R4_BRWS_sign.bin
2S5_OPT_xx_sign.bin
2S0_ENGN_sign.bin
2S5_OPT_ER_sign.bin
b
5-2
2S0/2S1/2S2/2S3/2S4/2S5/2SG/2SH/3RA
Firmware certificate file
name
2R7_CTRL_cert.pem
2R7_PANL_cert.pem
2ND_DIC_cert.pem
2R4_BRWS_cert.pem
2S5_OPT_xx_cert.pem
2S0_ENGN_cert.pem
2S5_OPT_ER_cert_pem
c
Figure 5-1
a