Konica-Minolta bizhub 423

Starting procedure

NOTE
• Ensure appropriate security for Service Mode function setting procedures. They should NEVER be shown to any unauthorized person not involved with service jobs.

1. Press the Utility/Counter key.
2. Touch [Details] on meter count display.
3. Press the following keys in this order.; Stop → 0 → 0 → Stop → 0 → 1
   NOTE
   • When selecting [CE Authentication] under [Enhanced Security] available from Service Mode, authentication by CE password is necessary.
   Enter the 8 digits CE password, and touch [END].
   (The initial setting for CE password is “92729272.”)
   • When the following setting is set to “ON”, CE password authentication is necessary;
   [Administrator Settings] → [Security Settings] → [Enhanced Security Mode]
   • If a wrong CE password is entered, re-enter the right password. The machine will not enter Service Mode unless the CE password is entered correctly. To return to the basic screen, turn OFF the sub power switch and turn it ON again.
   When the following setting is set to “Mode 2”, operation will be prohibited since it indicates authentication failure by failing to enter the correct CE password within the specified number of times. if the access lock is activated, the lock release timer starts to operate by input the
   Stop → 0 → 9 → 3 → 1 → 7 in [Meter Count] → [Check Details] → [Coverage Rate] after the main power switch is turned OFF and On. When the timer reaches the time specified in this setting, the access lock is released.
   • The service code entered is displayed as “✽.”
4. The Service Mode menu will appear.

NOTE
• Be sure to change the CE password from its default value.
• For the procedure to change the CE password, see the Enhanced Security.

Exiting procedure

• Touch the [Exit] key.

NOTE
• If you change settings or adjustment values in the Service Mode and exit the mode, be sure to turn OFF the main power switch, wait 10 seconds or more, and turn it ON again.