5-5
Confidential
1.3 Detailed Description of Maintenance-mode Functions
1.3.1 EEPROM Parameter Initialization (Maintenance mode 01, 91)
< Function >
This function initializes the parameters, user switches and worker switches settings 
registered in the EEPROM, to the initial values. Entering Maintenance mode 01 
initializes almost all of the EEPROM areas, but entering Maintenance mode 91 does 
not initialize some areas, as listed below.
< Operating Procedure >
(1) Press the 0 and 1 keys in this order to display "SELECT 01?" on the LCD (or press 
the 9 and 1 keys in this order according to your need to display "SELECT 91?") in 
the initial stage of the maintenance mode.
(2) Press the Mono Start key.
The "PARAMETER INIT" appears on the LCD.
(3) Upon completion of parameter initialization, the machine returns to the initial stage 
of the maintenance mode.
Maintenance mode
Data item
01 91
Maintenance-mode functions
User switches
Worker switches (Regular Ink 
cartridge model)
Remote activation code
Assurance mode switch settings
Outside line number
All of these will be 
initialized.
These will be 
initialized.
Maintenance-mode functions
Worker switches (Ink tank model / 
Simple Ink cartridge model)
Activity report
Station ID data
Telephone function registration
Speed dialing
Group dialing
Call transfer data
These will not
 be 
initialized.
EEPROM customizing code
(4-digit)
This will not
 be initialized.