Olivetti d-Color MF4003 Service Manual page 283

d-Color MF4003/MF3303
13.7.2 Compress / Decompression Check
• To check whether compression and decompression are carried out properly.
• If the copy image is faulty.
<Procedure>
1. Touch [Compress/Decompression Check].
2. Press the Start key to start the check procedure.
3. The check result will be displayed.
13.7.3 JPEG check
• Not used
13.7.4 Memory Bus Check
• To check to see if image data is correctly transferred from scanner to memory, and from memory to printer.
• Bus check between scanner and memory has two steps; the scanner internal check step as internal processing and the check step
between scanner and memory. If either of the two steps is NG, NG1 or NG2 is displayed respectively.
• If the copy image is faulty.
<Procedure>
1. Press [Memory Bus Check].
2. Select either [Scanner -> Memory], [Memory -> PRT], or both.
3. Press the Start key to start the check procedure.
4. The check result will be displayed.
13.7.5 DSC Bus Check
• To check the connection between the DSC board and the scanner section when the optional security kit installed.
• When an error is detected after checking, NG1 or NG2 is displayed depending on the location of the board where the defect is found.
<Procedure>
1. Touch [DSC Bus Check].
2. Select "Front side", "Back side", or both, and touch [Scanner -> DSC].
NOTE
▪ The DSC bus check for the back side can be performed only when dual scan document feeder is mounted.
3. Press the Start key to start the check procedure.
4. The check result will be displayed.
13.7.6 Storage R/W Check
• To check to see if the MFP storage is connected properly, and if read/write operation of the storage is correctly performed.
<Procedure>
1. Touch [Storage R/W Check].
2. Press the Start key to start the check procedure.
3. The check result will be displayed.
13.7.7 Format
• Clear the data from the MFP storage.
NOTE
▪ Data stored in the firmware space and backup space are not cleared.
▪ And after setting the HDD encryption key, the movie data, voice data, OCR dictionary data, PDF/A font, OCR font, and Unicode
font need to be reinstalled as necessary since these data will be deleted by HDD format.
Physical format
1. Touch [Format] -> [Physical Format].
2. Press the Start key to start the formatting sequence.
3. The sequence will be automatically terminated as it is completed.
4. Turn off the main power switch and turn it on again more than 10 seconds after.
NOTE
▪ After termination of physical formatting, start the sequence of logical formatting.
Logical format
1. Touch [Format] -> [Logical Format].
2. Press the Start key to start the formatting sequence.
3. The sequence will be automatically terminated as it is completed.
4. Turn off the main power switch and turn it on again more than 10 seconds after.
13.8 Memory/Storage Status
• To display the condition and amount of the memory and MFP storage.
13.9 Color Regist
• To check when there is a color shift.
• For each of C, M, and Y, the color shift amount (in X and Y directions) at two locations (one at the front and the other in the rear) is
displayed.
• Individual color shifts of C, M, and Y are based on K and their amounts are displayed. (Display unit: dots)
• The data is updated after a color shift correction has been made or color shift adjustment has been completed.
Y119930-3
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I SERVICE MODE > 13. State Confirmation
Service Manual