OKI MC860dn User Manual

							
Maintenance > 131
...the Document Glass
The document glass needs to be cleaned occasionally to ensure optimum image quality and 
performance.
Clean the glass as follows.
1. Open the document cover (1).
2. Moisten a soft, clean, lint-free cloth and gently wipe the document glass (2) and the 
white sheet (3) on the under side of the document cover to remove dust or any 
toner particles.
3. Close the document cover (1).
...the Touch Screen   
To clean the display surface, use a soft cloth,  either dry or moistened with neutral detergent 
or ethanol.  Do not use any organic solvents, acid or alkali solutions .
CAUTION!
Be careful not to stress or damage the touch screen display.
2
1
3
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Maintenance > 132
...the LED Head
Clean the LED head when printing does not come out clearly, has white lines or when text 
is blurred.
There is no need to switch the MFP off to clean the lens.
1. Pull the lever (a) firmly to release the lo ck and then gently raise the scanner (b).
2. Press the cover release (a) and open the top cover (b) fully.
b
a
b
a
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Maintenance > 133
3.Moisten a soft, clean, lint-free cloth  and gently wipe the LED head surface.
4. Close the top cover and press down firm ly so that the cover latches closed.
5. Gently lower the scanner.
CAUTION!
Do not use methyl alcohol or othe r solvents on the LED head as 
damage to the lens surface will occur.
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Installing Upgrades > 134
Installing Upgrades
This section explains how to install optional equipment into your MFP. This includes:
• additional RAM memory
• paper tray(s) and storage cabinet assembly
Order Codes
Memory Upgrade
This section explains how to install addition al RAM memory into your MFP as a memory 
upgrade.
The model comes equipped with 512 MB (256 MB  + 256 MB) of main memory. This can be 
upgraded with an additional memory board containing 512 MB, giving a total memory 
capacity of 768 MB maximum.
1. Switch the MFP off and disconnect the power cable.
2. Pull open the access panel on the side of the machine.
3. Carefully remove the new memory board from  its wrapping. Try to handle the board 
only by its short edges, avoiding contact wi th any metal parts as far as possible. In 
particular, avoid touching the edge connector.
Notice that the memory board has a small  cutout in the edge connector, which is 
closer to one end than the other.
4. Identify the RAM expansion slot in the machine.
OPTIONORDER CODE
RAM memory; 512Mb 70051701
One paper tray and tall storage cabinet 44020402
Two paper trays and short storage 
cabinet 44020502
NOTE
The maximum capacity of your machine  is 768 MB, therefore the existing 256 
MB board must be removed from the  RAM expansion slot before the new 
memory upgrade board can be fitted.
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Installing Upgrades > 135
5.The maximum capacity of your machine is  768 MB, therefore the existing 256 MB 
board must be removed from the RAM ex pansion slot before the new memory 
upgrade board can be fitted. To remove it:
(a) Grip the board firmly by its shor t edges and pull it out of the slot.
(b) Place the removed memory board into  the antistatic bag which originally 
contained the new memory board.
6. Hold the new memory board by its short edge s, so that the edge connector faces in 
towards the RAM expansion slot, and the small cutout is closer to the bottom of the 
machine.
7. Gently push the board into the RAM expansion  slot until it latches in and will not go 
any further.
8. Close the access panel, pressing firmly at top to latch it closed.
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Installing Upgrades > 136
9.Reconnect the power cable and switch the MFP on.
10. When the MFP is ready, print a configuration report as follows:
(a) Press  Reports button (1) on the scanner control panel.
(b) On the touch screen, touch the  Configuration button (2).
(c) At the prompt, touch  Yes to print the report.
11. Examine the first page of the configuration report.
Near the top of the page, above the horizo ntal line, you will see the current MFP 
configuration. This list contains  the figure for total memory size.
This should indicate the total memory now installed.
12
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Installing Upgrades > 137
Additional Paper Trays and Storage Cabinet
Your machine can be upgraded with the following configurations:
• One additional paper tray and a tall storage cabinet
• Two additional paper trays and a short storage cabinet
Inventory
* The accessory pack is the same for configurations A and B.
WARNING!
Do NOT install any other configuration as this will result in the 
machine being unstable.
REF.DESCRIPTIONCONTENT
1 Configuration A  (Model No. N34234A) •One paper tray
• Tall storage cabinet
2 Configuration B  (Model No. N34235A) • Two paper trays
• Short storage cabinet
3* Accessory pack • Plate x 4 •Screw x 24
• Stabilizing foot cover x 6
• Rear stabilizing foot x 2
• Front stabilizing foot x 2
• Left side cover x 1
• Right side cover x 1
x 24x 2
x 2
x 6
x 4
13 2
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Installing Upgrades > 138
Installation
1.Switch the MFP off and disconnect the power cable.
2. Place additional paper tray(s)/cabine t assembly at the desired location.
NOTE
For illustration purposes, two additional  trays and the short cabinet is shown. 
The procedure for installing one tray and the tall cabinet is identical.
600mm 200mm
200mm
1000mm
831mm
1130mm
462mm
600mm
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Installing Upgrades > 139
3.Fit stabilizing feet:
(a) Locate front stabilizing f oot (5) and secure in position using screws (7) as 
shown. Repeat for opposite side.
(b) Locate rear stabilizing foot (6) and secu re in position using screws (7) as shown. 
Repeat for opposite side.
4. Observing safety rules for lifting and, usin g locating guides, place MFP on top of the 
tray/cabinet assembly. 
WARNING!
This product is heavy; a minimum of  three people are required to 
lift it safely.
6
5
7
7
7
7
2
1
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Installing Upgrades > 140
5.Locate plate (3), and secure into position using screws (4).
6. Repeat Step 5 for three remaining plates.
7. Position side panels as shown, matching  up the locating lugs and sockets and then 
push the panel firmly into place.
8. Clip stabilizing foot covers into position ensuring you align locating lugs and grooves 
as shown. 
9. Re-connect the power cable and switch the MFP ON.
4 3
A
A
B
D D
C
C
B B
A
A
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