Stylus Pro 4880 Field Repair Guide 1/17/08
Printer Component, Software Item, LCD Display, Printer Button  Page 11.
CUT UNIT MNT: EXEC 
MAINT INFO: (Page 88 - 98 in the Service Manual)
Menu E: (E1 - E17), Menu R: (R1 - R9), Menu S: (S1 - S25), Menu A: (A1 - A32), Menu B: (B1 - B48), 
Menu P: (P1 - P42), Menu M: (M1 - M26), Menu O: (O1 - O28), Menu F: (F1 - F28), Menu N: (N1 - N22)
INIT INFO (Resets MAINT INFO menu data)
INIT. MENU E:, INIT. MENU R:, INIT. MENU S:, INIT. MENU A:, INIT. MENU B:, INIT. MENU P:, INIT. 
MENU M:, INIT. MENU O:, INIT. MENU F:, INIT. MENU N:
Parameter Backup Mode: (Allows Parameter backup without the Printer being online)
1. Enter Maintenance Mode 2
: Press and hold the Left, Down, and Up buttons and turn on the Printer 
2. Lift both (2) Ink Levers
3. Remove the Maintenance Tank
4. Move the Paper Release Lever to the released position.
Firmware Download Mode:
Hold the 4 Arrow Buttons and Power on for F/W Download Mode