Chapter 22-89) Close the front cover [1].F-2-172.2.4 Installing the Toner Bottle 0017-5526iR2018 / iR20221) Shake the toner bottle 5-6 times.F-2-182) Open the front cover [1].F-2-193) Insert the toner bottle.F-2-204) While holding the toner bottle, pull the seal [1] to remove it.F-2-215) Turn the toner cartridge in the direction of the arrow until it stops.F-2-226) Close the front cover.F-2-231) Plug the power cord into the outlet.2) Open the front cover.3) With the front cover open, turn on the main power switch.4) When a message appears on the control panel display, press the followingkeys to enter the service mode:Additional functions key > 2 key > 8 key > Additional functions key5) Select "#PRINT" using the + or - key, and then press the OK key.6) Select "#PRINT SW" using the + or - key, and then press the OK key.Confirm that the following message is displayed:Message: #PRINT SW 001 000000007) Press the following keys and confirm the message:# key > 1 key >1 keyMessage: #PRINT SW 011 000000008) Position the cursor to Bit-1 (second from right) using the + or - key, andpress the 1 key, and then confirm the following message:Message: #PRINT SW 011 000000109) Press the OK key. Confirm that "SW 011" changes to "SW 012".Message: #PRINT SW 012 0000000010) Press the Reset key to exit the service mode.11) Close the front cover. The machine will run in the developer idling modefor about 1 minute.12) When the machine stops, the idling mode ends.Install, the toner cartridge following the above-mentioned procedure.The image density may be slightly lower than usual on the first approx. 100sheets printed after installation of the machine.Therefore, perform the steps mentioned in Idling Mode> (provided after step 6 in this section) before installing thetoner bottle.[1][1][1]