OKI B4525 User Manual

Maintenance
132
.
Caution - 
The fusing unit located inside and at the bottom of the printer 
may become burning hot when the terminal operates.  Avoid touching it; 
you could hurt yourself.
+3 - Unlock the toner cartridge by turning the blue locking clip in the direction 
shown in the illustration below.
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133 Maintenance
+ 4 - Separate the drum cartridge from the toner cartridge.
+5 - Remove the new drum cartridge from its box, holding it firmly in both 
hands.
Caution -  Make sure not to touch the green colored drum roller located under 
the fold away flap of the drum cartridge, which could cause deterioration to the 
print quality of your faxes and your local photocopies. 
Caution - Do not touch the metal parts located on the side of the toner/drum 
cartridge set as shown below, to prevent causing...

Maintenance
134
+6 - Insert the toner cartridge in the drum cartridge until locked in place.
+7 - Insert the toner/drum cartridge in the printer as shown below.
+8 - Close the printer cover pressing it carefully but firmly until it clicks into 
position.
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135 Maintenance
+Press the OK key on the scanner control panel. The display shows: 
+Insert the gauge card (supplied with the drum cartridge) into the card reader 
ensuring that the chip is entered as shown in the drawing below. 
+The following is displayed on the scanner control panel screen:
+Press OK.
+Once the chip card has been read, the display shows:
+Remove the card.
Caution - If the following is displayed, check that you have inserted the chip card 
the right way up: 
Caution - If the following...

Maintenance
136
Cleaning
Cleaning the scanner’s reading devices
When one or more vertical lines appear on transmitted copies or faxes, 
follow these steps :
Cleaning the printer
Dust, dirt and paper debris on the outer surfaces and inside the printer 
can interfere with printer performance. Clean the printer regularly.
Caution - 
Use a soft cloth to clean the printer. Never use abrasive or corrosive 
detergents. 
The fusing unit can become very hot during operation. To avoid injury - do not 
touch....

137 Maintenance
Cleaning the outside of the printer
Clean the outside of the printer with a smooth duster.
Cleaning the paper feed roller
+1 - Turn off the printer and unplug the power cord.
+2 - Remove the drum/toner cartridge set from the terminal.  
+3 - Use a soft cloth to clean the paper feed roller.
+4 - Put the drum/tone cartridge set back in place and refer to paragraph 
Replacing cartridges, page -125.
+5 - Close the printer cover, connect the power lead and power the terminal 
using the switch...

Maintenance
138
Servicing
For guaranteed performance of your terminal, some maintenance work 
(replacing the fusing unit and the transfer roll) has to be done on the 
printer approximatly every 50,000 printed pages. Please contact your 
supplier for this operation.
Scanner calibration
You can perform this operation when the quality of photocopied 
documents is no longer satisfactory.
80 OK - ADVANCED FCT / CALIBRATION
+Confirm your choice by pressing the OK key.
Incidents
Communication errors
If the...

139 Maintenance
document composed of several pages, the transmission will take place from the page 
where the error occurred
• abandoning the transmission by deleting the corresponding command in the transmission 
line (refer to paragraph Deleting a transmission on hold, page -86).
The terminal makes at most 5 automatic redials. The non-transmitted 
document is automatically deleted from the memory and a transmission 
report is then printed together with an error code and the cause for 
transmission...

Maintenance
140
Code 0B - Wrong number of pages
There is a difference between the number of pages indicated during 
preparation for the transmission and the number of pages sent- check the 
number of pages in the document.
Code 0C - Received document error
Ask the subscriber who called you to check the length of his document (it 
may be too long to be completely received).
Code 0D - Transmission failed
Ask the sender to resend the document.
Code 13 - Memory full
Your fax can no longer receive since its...

141 Maintenance
Code 1B - Transmission failed
During transmission: start again. 
During reception: ask your subscriber to resend the document.
Internet codes
Codes 40 and 41 - No reply from supplier
The modem cannot connect to the Internet service provider. If this error 
always occurs, check the supplier’s dial-up number.
Code 42 - Cannot access supplier
The service provider refuses the connection, the service is temporarily 
unavailable. If this error always occurs, check the Internet connection...