Chapter 110F-1-196) Close the front cover.F-1-20When installing the machine in a low-temperature,low-humidity environment, go through the developeridling mode before installing the toner bottle in orderto prevent the density from becoming low on the firstapprox. 100 sheets.1) Plug the power cord into the outlet.2) Open the front cover.3) With the front cover open, turn on the main powerswitch.4) When a message appears on the control panel dis-play, press the following keys to enter the servicemode:Additional functions key > 2 key > 8 key > Addi-tional functions key5) Select "#PRINT" using the + or - key, and thenpress the OK key.6) Select "#PRINT SW" using the + or - key, and thenpress the OK key. Confirm that the following mes-sage 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) us-ing the + or - key, and press the 1 key, and then con-firm the following message:Message: #PRINT SW 011 000000109) Press the OK key. Confirm that "SW 011" changesto "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 thedeveloper idling mode for about 1 minute.12) When the machine stops, the idling mode ends.Install, the toner cartridge following the above-men-tioned procedure.1.2.4 Setting the Cas-settes 0011-1073iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i1) Holding the knob [1] at the center of the cassette,draw out the cassette [2] until it stops.