44952001TH Rev.2
5-30
Oki Data CONFIDENTIAL
5. MAINTENANCE MENUS
5.4.12 LED head serial number display
The LED head serial number display is used for viewing whether downloaded data about
LED heads agrees with the serial numbers marked on the LED heads.
1. Enter the self-diagnostic mode and, until LED HEAD DATA appears, press [2] or
[8]. [2] displays the next test option and [8]
displays the preceding test option).
Then press the OK button.
2. Press [2] or [8], and each of the K, Y, M and C LED head data serial numbers
appears.
3. Press [4] to end the option (the state for step 1 is restored).
K ** ** ** ****
xxxxxxxxxxxxx
** ** ** ****
: A revision number.
xxxxxxxxxxxxx : A serial number