OKI MC860dn User Manual

Troubleshooting > 151
Dealing with unsatisfactory printing
SYMPTOMS POSSIBLE CAUSESSTEPS TO TAKE
Vertical white lines can 
be seen on the printed 
page. The  LED  head  is  dirty. Wipe the LED head with a soft, lint-free 
cloth.
The toner is low. Open the top cover and tap the  cartridge a few times to evenly 
distribute any remaining toner. If 
symptoms persist, replace the toner 
cartridge.
Foreign materials may be 
present in the image drum. Replace the image drum cartridge.
Light-shielding film of...

Troubleshooting > 152
Dealing with Unsatisfactory Copying
As well as the suggestions provided in “Dealing with unsatisfactory printing” on page 151 , 
ensure that the scanner unit glass is clean at all times. Refer to  “...the Document Glass” on 
page 131 .
Horizontal Lines and 
spots appear 
periodically. When the interval is about 94 
mm (4 in), the image drum 
(the green tube) is damaged 
or dirty. Wipe it lightly with a soft cloth. Replace 
the image drum cartridge when it is 
damaged.
When the...

Troubleshooting > 153
Fax Problem Checklist
If a problem occurs, read through the list of problems and solutions before calling for 
service.
The MFP will not dial a telephone number. Check the power cable and wall outlet. Make 
sure that the telephone line (not external te lephone or handset) is connected to the LINE 
socket on the back of the machine. If an extern al telephone is installed, lift the handset and 
check for a dial tone. If there is no dial to ne, there may be a problem with the...

Troubleshooting > 154
MFP is set for delayed transmission but it did not send. Check the display to make 
sure that the MFP is set to the correct time and date ( see “Time Setup” on page 59).
MFP will not poll a remote machine.  Call the person at the remote machine and make 
sure that they have loaded do cuments and that their machine is set to polling transmission 
mode.
MFP is connected to a PBX but it is not possible to dial out.  Be certain that the dial 
prefix is entered before the telephone...

Troubleshooting > 155
Information and Error Messages
NOTE
1. = Y, M, C or K.
2.  = Tray 1, Tray 2, Tray 3 or MP Tray.
3. mmm  = the setup of “paper supply”.
4. ppp  = the setup of “media type”.
STATUS / 
CODEMESSAGEMEANING / ACTION
Initializing Check Data Program Data Receive Error 
 An error occurs while the machine is 
receiving/processing the NIC download 
data.
%DLCODE%
1. File size error
2. Check SUM error
3. Invalid printer model number
4. Invalid module I/F version
5. Invalid FAT version
Restart...

Troubleshooting > 156
Initializing HDD Error 
To HDD format Select [Format]
To shut down Select [Cancel] Encrypted authentication files on the 
HDD are damaged and the HDD must 
be re-formatted.
Press the Format button to format the 
HDD; the unit is automatically 
rebooted.
Press the Cancel button to shut down 
the unit.
%ERRCODE%
 250
Warning  Toner Regional Mismatch The region ID of toner cartridge is not 
proper to the distribution channel.
Warning Non Genuine   Toner Toner cartridge RFID chip is...

Troubleshooting > 157
Warning Memory OverflowPress  key Memory overflow occurred during PC 
fax job receiving. 
Press the Stop button to return to the 
default screen.
Warning Access Limitation Error Deleted Unauthorized User Data Indicates a job being cancelled due to 
no print permit:
1. A job received from a user who is 
denied printing.
2. A job received from a user who is 
denied PC faxing.
Contact your network administrator for 
help.
Warning File Erasing Indicates that a secure file is being...

Troubleshooting > 158
Warning Disk Use Failed 
Press  key A disk error has occurred.
Press the Stop button to clear the error.
%FS_ERR%
:
0 - General error
1- Volume not available
3 - File not found
4 - No free file descriptors
5 - Invalid number of bytes
6 - File already exists
7 - Illegal name
8 - Cant del root
9 - Not file
10 - Not directory
11 - Not same volume
12 - Read only
13 - Root dir full
14 - Dir not empty
15 - Bad disk
16 - No label
17 - Invalid parameter
18 - No contig space
19 - Cant...

Troubleshooting > 159
Warning Job Log Writing ErrorPress  key The job log is not registered correctly 
due to a disk access error when writing 
to the HDD.
Press the Stop button to clear the 
message from the screen.
Error Install Paper On %TRAY%
Please Set paper ( %MEDIA_SIZE%)
To cancel
Select [Cancel]. Manual paper feed is required. Manually 
insert the paper shown by 
%MEDIA_SIZE%
.
%TRAY%
MPTray
Error Login Failed The PIN you entered is invalid.
Error Incorrect Password The password you entered is...

Troubleshooting > 160
Error Check dataMessage Data Write Error  Indicates that message data to be 
updated has failed.
%CODE% 
is a decimalvalue (one digit) 
and represents the cause of failure:
1. FAIL: Other errors.
2. DATA_ERROR: Hash check error in 
data reading/writing, or abnormal 
FLASH.
3. OVERFLOW: Downloading failure due 
to FLASH memory full at starting or 
during writing in a language file.
4. MEMORYFULL: Memory reservation 
failure.
5. UNSUPPORTED_DATA: Downloading 
data unsupported on the...