Oki C7200 Service manual

1
Contents
Ordering Replacement Supplies ............................................................... 2
Loading Print Media .................................................................................... 3
Print Media .................................................................................................... 5
Standard Paper.................................................................................................5
Recycled Paper ................................................................................................5
Matte Photo .....................................................................................................6
Transparencies .................................................................................................6
Labels ..............................................................................................................7
Thick Paper (Cards, Index) .............................................................................8
Changing Default Media Settings ............................................................ 9
Walk-Up Functions ..................................................................................... 11
Secure Print ...................................................................................................11
Proof & Print ................................................................................................. 11
Color BalanceAdjust.....................................................................................12
Print the File List ...........................................................................................13
Print the MenuMap........................................................................................13
Power Save Settings ......................................................................................14
Print a Demo Page .........................................................................................14
Control Panel Buttons & Lights ............................................................... 15
Clearing Paper Jams .................................................................................. 18
Paper Feed Jam..............................................................................................18
Transport Jam ................................................................................................19
Exit Jam .........................................................................................................20
Tray X Jam ....................................................................................................21
MP Tray Jam..................................................................................................21
Duplex Reversal Jam.....................................................................................22
Duplex Input Jam ..........................................................................................23
Duplex Misfeed Jam......................................................................................24
Changing Toner Cartridges ....................................................................... 25
Error Messages ........................................................................................... 27
Service & Support ....................................................................................... 30
For more information,
see the on-line OKI C7000 Series Desktop User’s Guide
(click Start ® Programs ® OKI C Series ® Desktop User’s Guide).
59333601B

2
Ordering Replacement Supplies
How to Order
• Consult the dealer where you
purchased your printer.
• Consult an Oki Data Authorized
Sales or Service Dealer. (Call
1-800-OKI-DATA [1-800-654-3282]
for the nearest Authorized Sales and
Service location. Have your ZIP
code ready.)
•U.S., Puerto Rico, Guam, and U.S.
Virgin Islands only: Order on the
Internet http://www.okidata.com.
•U.S. only: Order toll-free by phone
at 1-800-OKI-DATA, using VISA®,
MasterCard®or American Express®.
$10.00 minimum purchase
required.
• Check office supply catalogs or
your local stationery store. Most
carry OKI brand supplies.
Take Advantage of
OKI’s Supply Manager
Don’t run out of supplies again!
• Calculates your usage based on
information you provide.
• Sends you an email reminder
when it’s time to reorder.
As easy as 1-2-3:
1. Go to the Oki Data web site
http://www.okidata.com.
2. Click Buy Online.
3. Click the Supply Manager icon
and register directly on line!
Order Numbers
Toner Cartridges
Color OKI Part No.
Black.............. 41304208
Cyan .............. 41304207
Magenta ......... 41304206
Yellow............ 41304205
Image Drums
Color OKI Part No.
Black.............. 41304108
Cyan .............. 41304107
Magenta ......... 41304106
Yellow............ 41304105
Fusers
Voltage OKI Part No.
120 volts ........ 41304001
230 volts ........ 41304007
Transfer Belt
Item OKI Part No.
Transfer Belt ....... 41303901

3
Loading Print Media
3. Fan the media and load it. Be sure
to keep the media below the
PAPER FULL mark.
4. Push the tray back into the printer.
Loading Media:
Trays 1, 2, & 3
1. Pull the tray out.
2. If necessary, adjust the media
guides and rear media stopper for
the size media you are using.

4
4. Adjust the guides for the media
you are using.
5. Place the media on the tray.
!Place letterhead stationery with
the letterhead face up, nosed into
the printer.
Place labels face up with the top
of the sheet nosed into the printer.
Loading Print Media (cont.)
Loading Media:
Multi-Purpose Tray
1. Pull open the Multi-Purpose Tray.
2. Swing out the platform.
3. Pivot out the extender support.

5
Print Media
Standard Paper
!If you experience curling when
printing a file in duplex mode,
switch to 28-lb. US Bond paper.
Sizes
• Letter, Executive
• Legal-14, Legal-13.5, Legal-13
• A4, A5, A6, B4, B5
• Custom (must be defined in the
printer driver; width range 3 to
8.5 inches [76 to 216 mm], length
range 5 to 14 inches [127 to 355
mm])
Weight
• 16 to 54 lb. US Bond
(62 to 200 g/m2)
Feed Paths
• Tray 1
• Multi-Purpose Tray
• Tray 2 or 3 (optional)
Exit Paths
•Top
• Rear
!Always use the rear exit when
feeding media from the
Multi-Purpose Tray.
Recycled Paper
Recommended
• Weyerhauser Husky Zero Copy
3108, 20 lb. US Bond
• Great White Recycled Content
86100, 24 lb. US Bond
Weight
• 20 to 54 lb. (75 to 200 g/m2)
Sizes
• Letter, Executive
• Legal-14, Legal-13.5, Legal-13
• A4, A5, A6, B4, B5
• Custom (must be defined in the
printer driver; width range 3 to
8.5 inches [76 to 216 mm], length
range 5 to 14 inches [127 to 355
mm])
Feed Paths
• Tray 1
• Multi-Purpose Tray
Exit Paths
•Top
• Rear
!Always use the rear exit when
feeding media from the
Multi-Purpose Tray.

6
Print Media (cont.)
Sizes
• Letter, A4
Feed Paths
• Tray 1
• Multi-Purpose Tray
Exit Path
• Rear Only
For Individual Print Jobs
Make the following settings in the
printer driver as you print the job:
•Source = Tray 1 or MP Tray
•Size = Letter or A4
•Type = Transparency
•PostScript driver only:
Paper Size Check (usually under
Paper Source Options) =
Deselected (Off)
Making Transparencies the
Default
Tray 1
If the Tray 1 will normally be loaded
with transparencies, set the printer
menu as follows (see page 9):
•Tray1 MediaType = Transparency
Multi-Purpose Tray
If the MP Tray will normally be
loaded with transparencies, set the
printer menu as follows (see page 10):
•MPTray PaperSize = Letter or A4
•MPTray MediaType =
Transparency
Matte Photo
Recommended
• Great White 86301
(letter size, 32 lb US Bond)
Sizes
• Letter, Executive
• Legal-14, Legal-13.5, Legal-13
• A4, A5, A6, B4, B5
• Custom (must be defined in the
printer driver; width range 3 to
8.5 inches [76 to 216 mm], length
range 5 to 14 inches [127 to 355
mm])
Weight
• 20 to 54 lb. US Bond
(75 to 200 g/m2)
Feed Paths
• Tray 1
• Multi-Purpose Tray
• Tray 2 or 3 (optional)
Exit Paths
•Top
• Rear
!Always use the rear exit when
feeding media from the
Multi-Purpose Tray.
Transparencies
Specifications
Important! Use only recommended
transparencies.
Recommended
• 3M CG3720
• Folex BG67

7
Print Media (cont.)
Making Labels the Default
If the MP Tray will normally be
loaded with labels, set the printer
menu as follows (see page 10):
•MPTray PaperSize = Letter or A4
•MPTray MediaType = Heavy
(LABEL1) or Ultra Heavy
(LABEL2)
Labels
!Load labels with print side up,
top nosed into the printer.
Specifications
Recommended
• Avery 5163*
• Avery 5663*
* Use LABEL1 for the media type.
Sizes
• Letter, A4
Feed Path
• Multi-Purpose Tray Only
Exit Path
• Rear Only
For Individual Print Jobs
Make the following settings in the
printer driver as you print the job:
•Source = MP Tray
•Size = Letter or A4
•Type = LABEL1 (Heavy) or
LABEL2 (Ultra Heavy)
•PostScript driver only:
Paper Size Check (usually under
Paper Source Options) =
Deselected (Off)

8
For Individual Print Jobs
Make the following settings in the
printer driver as you print the job:
•Source = MP Tray
•Size = Letter, Executive, Legal-14,
Legal-13.5, Legal-13, A4, A5, A6,
B4, B5, Custom (must be defined in
the printer driver)
•Type = Medium Heavy
Making Thick Paper the
Default
If the MP Tray will normally be
loaded with thick paper, set the
printer menu as follows (see page 10):
•MPTray PaperSize = Letter,
Legal-14, Legal-13, Legal-13.5,
Executive, A4, A5, A6, B4, B5,
Custom (must be defined in the
printer driver)
•MPTray MediaType = Medium
Heavy to Ultra Heavy (see table on
page 9).
Thick Paper
(Cards, Index)
Important! To avoid damage to the
printer, always be sure to change the
printer settings (see the next
column) when printing on thick
media.
Recommended (weights = Index)
• Weyerhauser First Choice
Premium, 57 lb.
• Hammermill:
- Colorcopy Cover 12254-9, 60 lb.
- Colorcopy Cover 12002-3, 80 lb.
• Wausau:
- Exact Color Copy 87601, 60 lb.
- Exact Index 49111, 90 lb.
- Exact Index 49511, 110 lb.
Weight
• up to 110 lb. Index
Minimum/Maximum Sizes
• Width: 3" to 8.5"
• Length: 5" to 14"
Feed Path
• Multi-Purpose Tray
Exit Path
• Rear Only
Print Media (cont.)

9
Changing Default Media Settings
Media Weight Settings
Setting Media Weight
Light 16 lb.
(62 g/m2)
Medium Light 17-19 lb.
(63-73 g/m2)
Medium (default) 20-24 lb.
(74-92 g/m2)
Medium Heavy 25-27 lb.
(93-103 g/m2)
Heavy 28-32 lb.
(104-122 g/m2)
Ultra Heavy 33-54 lb.
(123-200 g/m2)
Changing Settings
for Tray 1
Transparencies Only:
Set Media Type
□Press MENU repeatedly until
MEDIA MENU appears on the
display.
□Press ITEM repeatedly until
TRAY1 MEDIATYPE appears on
the display.
□Press VALUE (+ or -) repeatedly
until TRANSPARENCY appears
on the second line of the display.
□Press SELECT to engage the new
setting.
□Press ON LINE to save the setting
and exit the menu.
Other Special Media:
Set Media Weight
□Press MENU repeatedly until
MEDIA MENU appears on the
display.
□Press ITEM repeatedly until
TRAY1 MEDIAWEIGHT appears
on the display.
□Press VALUE (+ or -) repeatedly
until the desired setting appears on
the second line of the display.
□Press SELECT to engage the new
setting.
□Press ON LINE to save the setting
and exit the menu.

10
Other Special Media
First set the Media Size
□Press MENU repeatedly until
MEDIA MENU appears on the
display.
□Press ITEM repeatedly until
MP TRAY PAPERSIZE appears
on the display.
□Press VALUE (+ or -) repeatedly
until the desired setting appears on
the second line of the display.
□Press SELECT to engage the new
setting.
Then, set the Media Weight
□Press ITEM repeatedly until
MP TRAY MEDIAWEIGHT
appears on the display.
□Press VALUE (+ or -) repeatedly
until the desired setting appears on
the second line of the display.
□Press SELECT to engage the new
setting.
□Press ON LINE to save the
settings and exit the menu.
Changing Settings for
the Multi-Purpose
Tray
Transparencies Only
First, set the Media Size
□Press MENU repeatedly until
MEDIA MENU appears on the
display.
□Press ITEM repeatedly until
MP TRAY PAPERSIZE appears
on the display.
□Press VALUE (+ or -) repeatedly
until the desired setting displays
on the second line.
□Press SELECT to engage the new
setting.
Then, set the Media Type
□Press ITEM repeatedly until
MP TRAY MEDIATYPE appears
on the display.
□Press VALUE (+ or -) repeatedly
until TRANSPARENCY appears
on the second line of the display.
□Press SELECT to engage the new
setting.
□Press ON LINE to save the
settings and exit the menu.
Changing Default Media Settings (cont.)

11
Secure Print
To Print a Confidential
Document
1. Press MENU.
PRINT JOBS MENU appears on
the display.
2. Press SELECT and enter your
personal ID number (PIN) using
the control panel buttons.
SELECT JOB
ALL JOBS
appears on the display.
3. Press VALUE + repeatedly until
the name of the job you wish to
print appears on the display.
4. Press SELECT.
The document prints and is deleted
from the printer’s hard drive. The
printer goes back on line.
To Delete a Confidential
Document before Printing
It
1. Follow steps 1 through 3 above.
2. Press CANCEL.
DELETE THE JOB
YES=SELECT/NO=CANCEL
appears on the display.
3. To delete the job, press SELECT.
Otherwise, press CANCEL.
The printer goes back on line.
Proof & Print
To Print a Proofed Document
1. Press MENU.
PRINT JOBS MENU appears on
the display.
2. Press SELECT and enter your
personal ID number using the
control panel buttons.
SELECT JOB
ALL JOBS
appears on the display.
3. Press VALUE + repeatedly until
the name of the job you wish to
print appears.
4. Press SELECT.
The document prints and is deleted
from the printer’s hard drive. The
printer goes back on line.
To Delete a Proofed
Document before Printing
it
1. Follow steps 1 through 3 above.
2. Press CANCEL.
DELETE THE JOB
YES=SELECT/NO=CANCEL
appears on the display.
3. To delete the job, press SELECT.
Otherwise, press CANCEL.
The printer goes back on line.
Walk-Up Functions

12
4. Check the color of the center circle
in the printout against the
surrounding circles:
• If the center circle matches the
circles labeled 00, the color
balance is okay. Skip to step 9.
• If the center circle does not
match circle 00, determine
which surrounding circle the
center circle most closely
matches and note its number.
5. Press VALUE (+ to increase #
value or - to decrease # value) until
COLOR BALANCE ADJUST
SELECT PATTERN #
displays, where # represents the
number determined in step 4.
6. Press SELECT.
The new value is engaged and a
new test pattern prints.
7. Check the pattern again and repeat
steps 4 through 6 until the color of
the center circle most closely
matches the circles labeled 00.
!The color balance process is
subjective. It is unlikely that you
will get an exact match of the
center circle to the circles labeled
00. Repeat the color balance
process until you feel you have a
match, but no more than three
times.
9. Press ON LINE.
The printer goes back on line.
Color Balance Adjust
To set the Color Balance using the
front panel:
1. Press MENU repeatedly until
COLOR MENU displays.
2. Press ITEM + repeatedly until
COLOR BALANCE ADJUST
RESET TO DEFAULT
displays.
3. Press SELECT. This restores
factory balance settings, which
form a baseline for the adjustment.
The Color Balance test pattern
prints.
Walk-Up Functions (cont.)

13
Walk-Up Functions (cont.)
Print the MenuMap
To print out a list of the current menu
settings:
1. Press MENU repeatedly until
INFORMATION MENU appears on
the display.
2. Press ITEM (+ or -).
PRINT MENU MAP appears on
the display.
3. Press SELECT.
The MenuMap prints and the
printer goes back on line.
Print the File List
To print out a list of the files stored on
the printer’s hard drive:
1. Press MENU repeatedly until
INFORMATION MENU appears on
the display.
2. Press ITEM (+ or -) repeatedly
until PRINT FILE LIST appears on
the display.
3. Press SELECT.
The list of files prints and the
printer goes back on line.

14
Walk-Up Functions (cont.)
Disabling/Enabling Power
Save
!The default setting for Power
Save is enabled.
1. Press MENU repeatedly until
MAINTENANCE MENU appears
on the display.
2. Press ITEM (+ or -) repeatedly
until POWER SAVE appears on
the display.
3. Press VALUE + to toggle the
setting between ENABLE and
DISABLE.
4. Press SELECT to engage the new
setting.
5 Press ON LINE to save the setting
and exit the menu.
Print a Demo Page
To print out a demo page:
1. Press MENU repeatedly until
INFORMATION MENU appears on
the display.
2. Press ITEM (+ or -) repeatedly
until DEMO1 (the default demo
page) or the file name you wish to
print appears on the display.
3. Press SELECT.
The demo page prints and the
printer returns to the on-line state.
Power Save Settings
Power save sets how long the printer
waits before going into standby mode.
This saves energy, but when the
printer is in standby mode it takes a
few moments to warm up when it
receives a print job or if you want to
enter the printer menu and change
settings.
!The default setting is 60 minutes.
Other available settings include
5, 10, 15, 30 or 240 minutes; or
you can turn power save off.
Setting the Power Save
Interval
1. Press MENU repeatedly until
SYSTEM CONFIG MENU appears
on the display.
2. Press ITEM (+ or -) until
POWER SAVE DELAY TIME
appears on the display.
3. Press VALUE (+ or -) repeatedly
until the time interval you wish to
select appears on the display.
4. Press SELECT to engage the new
setting.
5. Press ON LINE to save the setting
and exit the menu.

15
Control Panel Buttons
MENU Button
Printer On Line or Off Line
Press to enter the Menu mode.
Menu mode
Press to advance to the next the
Category in the Menu.
Press and hold for 2 seconds or longer
to go back to the previous Category.
Password (PIN) Mode
Press to enter a zero in the password.
ON LINE Button
Printer On Line
Press to take the printer off line.
Printer Off Line
Press to put the printer on line.
Menu Mode
Press to exit the Menu mode and go
back on line.
Password (PIN) Mode
Press to enter the number 4 in the
password.
Error Mode (Attention light
blinking)
If the paper size requested by the
print job is different from the paper
specified as in the tray, press the ON
LINE button to force the job to print
despite the paper size error.
Control Panel Buttons & Lights

16
VALUE + [2] Button
Menu Mode
Press to advance to the next Value for
an Item in the Menu.
Press and hold to advance through the
Values at a rapid rate.
Password (PIN) Mode
Press to enter the number 2 in the
password.
VALUE - [6] Button
Menu Mode
Press to advance to go back to the
previous Value for an Item in the
Menu.
Press and hold to advance backward
through the Values at a rapid rate.
Password (PIN) Mode
Press to enter the number 6 in the
password.
ITEM + [1] Button
Menu Mode
Press to advance to the next Item in
the Menu.
Press and hold to advance through the
menu Items at a rapid rate.
Password (PIN) Mode
Press to enter the number 1 in the
password.
ITEM - [5] Button
Menu Mode
Press to go back to the previous Item
in the Menu.
Press and hold to advance backward
through the menu Items at a rapid
rate.
Password (PIN) Mode
Press to enter the number 5 in the
password.
Control Panel Buttons & Lights (cont.)

17
Control Panel Lights
READY Light
On
The printer is on line.
Off
The printer is off line.
Blinking
The printer is receiving data.
ATTENTION Light
On
Warning: the printer needs attention,
but can continue to operate. The
display message indicates the nature
of the problem: e.g., TONER LOW,
CHANGE CYAN IMAGE DRUM,
PAPER NEAR END.
Off
Normal.
Blinking
Alarm: the printer needs attention
immediately. The display message
indicates the nature of the problem:
e.g., PAPER JAM, CLOSE COVER,
TONER EMPTY, INSTALL NEW
IMAGE DRUM, TRAY1 EMPTY,
STACKER FULL, MEDIA
MISMATCH.
Control Panel Buttons & Lights (cont.)
SELECT Button
Menu Mode
Press to engage a new value for an
Item.
Press to initiate the action indicated
on the display (e.g., print MenuMap).
Password (PIN) Mode
Press to enter the number 3 in the
password.
CANCEL Button
Printer On Line
Press to delete a job being processed:
• If the job is being printed, it will be
cancelled and deleted.
• If the job is being received, it
continues until the reception is
complete, then is deleted.
Menu Mode
Press to exit the Menu mode and
place the printer back on line.
Password (PIN) Mode
Press to enter the number 7 in the
password.

18
Clearing Paper Jams
4. Close the front cover.
Paper Feed Jam
OPEN FRONT COVER
380: PAPER JAM
1. Open the front cover.
2. Swing down the paper feed guide.
3. Pull out the jammed sheet.

19
3. Remove any paper trapped in the
path.
4. Replace the drum/toner cradle.
5. Close the cover.
Transport Jam
OPEN UPPER COVER
381: PAPER JAM
1. Push up on the handle and lift the
cover.
2. Lift out the drum/toner cradle.
Clearing Paper Jams (cont.)

20
b. Pull the fuser roller release lever
(1) toward the front of the
printer.
c. Pull out the jammed sheet.
!It may be necessary to remove the
fuser to get to the sheet: push
back on the blue lock levers at
either end of the fuser and lift it
out. After the sheet is removed,
lower the fuser back and push
down to snap it into place.
d. Push the fuser release lever
back.
e. Replace the drum/toner cradle.
4. Close the cover.
Clearing Paper Jams (cont.)
Exit Jam
OPEN UPPER COVER
382: PAPER JAM
1. If the sheet is visible, pull up the
top cover handle, lift the cover a
bit and remove the jammed sheet.
2. If the sheet is inside, pull up the
top cover handle, lift the cover all
the way up and remove the
jammed sheet.
Warning! The fuser may be very hot
from printing.
3. If the sheet is caught in the fuser:
a. Lift out the drum/toner cradle.