4. Select [Service Mode Lock] using [ ] or [ ], and then press the [OK] key.
5. Select [On] using [ ] or [ ], and then press the [OK] key.
A confirmation message appears.
6. Press [Yes].
7. Press the [User Tools/Counter] key.
• p.30 "Logging on Using Administrator Authentication"
• p.31 "Logging off Using Administrator Authentication"
Canceling Service Mode Lock
For a service representative to carry out inspection or repair in service mode, the machine administrator
must log on to the machine and cancel the service mode lock.
For details about logging on and logging off with administrator authentication, see "Logging on Using
Administrator Authentication", "Logging off Using Administrator Authentication".
1. Press the [User Tools/Counter] key.
Limiting Machine Operation to Customers Only
185