Chapter 1010-3- The 3-digit symbol in the Counter column indicates the setting in the following service does item:1 through 6 under COUNTER>OPTION>USER>COUNTER.- Counters 2 through 6 may be changed in the following service mode mode item:COPIER>OPTION>USER.*1 :F14-3213/ 3223/ 3218/ 3211/ 3228/ 3221/ 3318/ 3311/ 3328/ 3321/ 3319/ 3312/ 6718/ 6711/ 6728/ 6721/ 6719/ 6712*2 :None in particular*3 :F14-3338/ 3331/ 6738/ 6731/ 5438/ 5431*4 :F14-3248/ 3241/ 3348/ 3341/ 6748/ 6741/ 5448/ 5441*5 :F14-3298/ 3291/ 3398/ 3391/ 6798/ 6791/ 5498/ 5491*6 :F14-3268/ 3261/ 3368/ 3361/ 6768/ 6761/ 5468/ 5461** by default, not indicated; may be changed in service mode.*** '1' is set for the following service mode item: COPIER>OPTION>USE>CNT-SW.**** '1' is set for the following service mode item: COPIER>OPTION>USER>CNT-SW.10.2.2 Timing of Increasing the Count 0006-5385iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / / iR3530 /The timing at which the count is increased differs depending on the printing mode (single-sided or double-sided), target of delivery, and type of accessory:1. Singe-Sided Printing, 2nd Side of a Double-Sided PrintIn single-side printing or for the 2nd side of a double-sided print, the count is increased when the trailing edge of the sheet is discharged outside the machine inrelation to the output of the following sensors:T-10-22. 1st Side of a Double-Sided PrintWhen the double-sided print feed sensor (PS17) goes on, the machine will assume that printing on the 1st side has been completed, thereby increasing the count.10.3 Fans10.3.1 Overview 0006-5388iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / / iR3530 /The names and the functions of the fans used in the machine are as follows:T-10-3F-10-310.3.2 2-Speed Control 0006-5389iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / / iR3530 /The rotation of the 2 fans used in the machine is controlled to 2 different speeds by the voltage switchover circuit of the individual fans.Condition Target of delivery SensorFinisher absent Tray 1 Delivery sensor (PS14)Tray 2 No. 2 delivery sensor (PS1A)Tray 3 No. 3 delivery sensor (PS5)Finisher present Delivery sensor of the finisherNotation Name Filter 2-speed control DescriptionFM1 Heat discharge fan (rear) Present Used Cools the fixing assembly.FM2 Heat discharge fan (front) Present Used Cools the fixing assembly.FM2FM1