Brother HL-2700CN Series, Service Manual, Page: 377 / 377

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9. NVRAM BACKUP
NVRAM includes following data:
1. USB serial number
2. Network
setting
3. Maintenance counter (except life counter)
4. Panel setting (Paper size, power save mode, etc.)
The following two methods can be used to copy the whole NVRAM with CompactFlash:
1. Write in NVRAM to CompactFlash
2. Write back NVRAM from CompactFlash
1. To write in NVRAM to CompactFlash:
1. Turn off the power.
2. Insert the CompactFlash into the printer slot.
3. Turn on the power while pressing the “Go” and “-“ keys.
4. Keep pressing down the “Go” and “-“ keys until “Complete” appears on the LCD
display.
5. If “Complete” appears, release the “Go” and “-“ keys. NVRAM is now successfully
copied.
2. To write back NVRAM from CompactFlash:
1. Turn off the power.
2. Insert the CompactFlash into the printer slot.
3. Turn on the power without pressing any keys.
4. The “SELF TEST” appears on the LCD, followed by “Now initializing”.
5. If “Complete” appears, NVRAM is successfully copied.
**NOTE**
1) If the serial number information written in the CompactFlash and the printer’s serial
number are different, the NVRAM will not be written in the printer.
2) Once the NVRAM is written back from CompactFlash, the data on the CompactFlash
will be eliminated automatically.