Konica Minolta bizhub C650 Service Manual page 843

3. Firmware upgrade
E. Downgrade from the function enhancement 2 to the early mass-production firm-
ware
NOTE
• Before downgrading the firmware, the following steps are required to be taken.
(1) Conversion Down (bizhub C550/C451 only)
1. Call the Service Mode to the screen.
2. Touch [State Confirmation] → [Memory/HDD Adj.] → [↓] → [Conversion Down].
3. Check to see that the Start key is lit in blue. Touch the Start key to initiate Conversion
Down.
4. When Conversion Down is completed, the result is displayed on the screen.
5. Turn OFF and ON the main power switch and sub power switch.
(2) XPS Disable Format (bizhub C550/C451 only)
• After completing Conversion Down, take the following steps if XPS Disable Format needs
to be performed.
1. Call the Service Mode to the screen.
2. Touch [State Confirmation] → [Memory/HDD Adj.] → [↓] → [XPS Disable Format].
3. Check to see that the Start key is lit in blue. Touch the Start key to initiate XPS Disable
Format.
4. When XPS Disable Format is completed, the result is displayed on the screen.
5. Turn OFF and ON the main power switch and sub power switch.
(3) Down Version
1. Call the Service Mode to the screen.
2. Touch [State Confirmation] → [Memory/HDD Adj.] → [Down Version].
3. Check to see that the Start key is lit in blue. Touch the Start key to initiate Down Ver-
sion.
4. When Down Version is completed, the result is displayed on the screen.
5. Turn OFF and ON the main power switch and sub power switch.
6. Rewrite the firmware.
7. Trouble code C-E002 is displayed.
8. Call the Service Mode to the screen.
9. Touch [State Confirmation] → [Memory/HDD Adj.] → [HDD Format] → [Logical For-
mat].
10. Check to see that the Start key is lit in blue. Touch the Start key to initiate Logical For-
mat.
11. Turn OFF and ON the main power switch and sub power switch.
F. Downgrade from the function enhancement 2 to the function enhancement 1
NOTE
• Before downgrading the firmware, the following steps are required to be taken.
(1) Down Version
1. Call the Service Mode to the screen.
2. Touch [State Confirmation] → [Memory/HDD Adj.] → [Down Version].
3. Check to see that the Start key is lit in blue. Touch the Start key to initiate Down Ver-
sion.
4. When Done Version is completed, the result is displayed on the screen.
5. Turn OFF and ON the main power switch and sub power switch.
6. Rewrite the firmware.
7. Trouble code C-E002 is displayed.
8. Call the Service Mode to the screen.
6
Field Service Ver. 8.0 Jun. 2008