LASER CLASS 730i/720i/710 Chapter 4: Maintenance and Service
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#8 PDL
PPG CHECK SUM
The main unit performs a check sum operation on the requested ROM bank. Tne
calculated Check Sum is displayed on the LCD.
COLD RESET A4 / COLD RESET LETTER
The main unit sets the default to the selected paper size (A4/LTR), and resets it to zero, if
the page count is less than 50.
SERVICE MENU
FEEDER MENU
You mey select any of the following paper size for MP tray:
A4, LETTER, LEGAL, A5, B5-JIS, EXEC, COM10, MONARCH, C5, DL, CUSTOM,
B5-ISO.
ERR / JAM LOG MENU
PRINT=ERROR LOG:
Indicates the times, codes, and locations of the most recent 20 errors.
PRINT=JAM LOG:
Indicates the times, codes, and locations of the most recent 30 jams.
NVRAM MENU
NVRAM=CHECK:
Indicates the counter readings of the 3 NVRAMs on the PCL board.
NVRAM=DUPLICATE:
Copies the contents of the existing NVRAM (EEPROM) at time of PCL board
replacement.
The NVRAM contains the following data: page counter readings of the printer, panel
settings of the printer, error/jam history, serial number.
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