Security Setting
D255/D256/M281/M282
2-152
SM
10. Log out.
11. Turn OFF the main power, and then turn the main power back ON.
The machine will start to convert the data on the memory after you turn ON the main power.
Wait until the message "Memory conversion complete. Turn the power switch off." appears,
and then turn OFF the main power again.
Backing Up the Encryption Key
You can back up the encryption key by printing it.
The encryption key is required for data recovery if the printer malfunctions. Be sure to
store the encryption key safely for retrieving backup data.
1. Log in as the machine administrator from the control panel.
2. Select [Security Options] -> Press [OK]
3. Select [Machine Data Encryption] -> Press [OK]
4. Select [Back Up Encryption Key] -> Press [OK]
5. Select [PrtOnPpr] -> [Print]
6. Press [Menu].
7. Log out.
Encryption Key Restoration
How to restore the old encryption key to the machine
The following message appears after the controller board is replaced. In such a case, it is
necessary to restore the encryption key to the new controller board.
To do this, follow the procedure below.
1. Prepare an SD card that has been initialized in FAT16 format.
2. Using a PC, create a folder in the SD card and name it "restore_key".
3. Create a folder in the "restore_key" folder and name it the same as machine’s serial
number, "xxxxxxxxxxx" (11 digits).
4. Create a text file called "key_xxxxxxxxxxx.txt" and save it in the "xxxxxxxxxxx" folder.
Write the encryption key in the text file.
/restore_key/xxxxxxxxxxx/key_xxxxxxxxxxx.txt
Содержание M281 Series
Страница 1: ...D255 D256 M281 M282 SERVICE MANUAL ...
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Страница 21: ...PRODUCT INFORMATION REVISION HISTORY Page Date Added Updated New None ...
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Страница 189: ...PREVENTIVE MAINTENANCE REVISION HISTORY Page Date Added Updated New None ...
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Страница 192: ...Yield Parts Settings D255 D256 M281 M282 3 2 SM Operation check Check if the sample image has been copied normally ...
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Страница 278: ...Laser Unit MP 501 601 D255 D256 M281 M282 4 84 SM 6 Remove the laser unit A ...
Страница 281: ...Laser Unit SP 5300 5310 SM 4 87 D255 D256 M281 M282 Replacement and Adjustment 6 Remove the laser unit A ...
Страница 316: ...Duplex Unit D255 D256 M281 M282 4 122 SM 19 Remove the duplex unit A while removing the shaft B from the coupling C ...
Страница 318: ...Drive Unit D255 D256 M281 M282 4 124 SM 5 Remove the paper feed motor A MP 501 601 SP 5300 5310 ...
Страница 346: ...Electrical Components D255 D256 M281 M282 4 152 SM 6 Remove the laser fan unit A hook 1 7 Remove the Connect Left PCB A ...
Страница 356: ...ARDF MP 501 601 Only D255 D256 M281 M282 4 162 SM 5 Open the ARDF A 6 Remove the ARDF unit A by lifting it up ...
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Страница 442: ...Self Diagnostic Mode D255 D256 M281 M282 6 4 SM ...
Страница 563: ...DETAILED DESCRIPTIONS REVISION HISTORY Page Date Added Updated New None ...
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Страница 574: ...Product Overview D255 D256 M281 M282 7 10 SM No Name No Name 8 BiCU 18 LED PCB 9 PSU 19 SBU 10 Fax board ...
Страница 585: ...Fusing Unit SM 7 21 D255 D256 M281 M282 Detailed Descriptions ...
Страница 587: ...Paper Exit Unit SM 7 23 D255 D256 M281 M282 Detailed Descriptions ...
Страница 590: ...Paper Feed Unit D255 D256 M281 M282 7 26 SM ...
Страница 593: ...ARDF MP 501 601 Only SM 7 29 D255 D256 M281 M282 Detailed Descriptions ...
Страница 595: ...ARDF MP 501 601 Only SM 7 31 D255 D256 M281 M282 Detailed Descriptions ...
Страница 599: ...D255 D256 M281 M282 SERVICE MANUAL APPENDICES ...
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Страница 605: ...APPENDIX SPECIFICATIONS REVISION HISTORY Page Date Added Updated New None ...
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Страница 633: ...PREVENTIVE MAINTENANCE TABLES REVISION HISTORY Page Date Added Updated New None ...
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Страница 639: ...SP MODE TABLES REVISION HISTORY Page Date Added Updated New 41 42 01 20 2017 Removed SP5759 Machine Limit Count ...
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Страница 807: ...SOFTWARE CONFIGURATION REVISION HISTORY Page Date Added Updated New None ...
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Страница 1003: ...Fax Unit Configuration SM 169 D255 D256 FAX OPTION D255 D256 FAX OPTION 6 4 FAX UNIT CONFIGURATION No Component 1 FCU 2 Speaker ...