Chapter 11-8F-1-8T-1-171.1.11 Cassette Heater System Configuration 1 0006-6261iR2270 / iR2870 / iR3570 / iR4570 / / / /The following shows a typical system configuration:F-1-9T-1-181.1.12 Cassette Heater System Configuration 2 0006-6262iR2270 / iR2870 / iR3570 / iR4570 / / / /[1]Reader Heater Unit-B1(A Heater PCB-C1 is needed for operation)[2]Heater PCB-C1[2a]Installation Procedure- Installation of the Heater PCB-C1- Installation of the Cassette Heater Unit-29(installation to the printer unit)- Installation of the Reader Heater Unit-B1[1]Cassette Heater Unit-29(installation to the printer unit)(A Heater PCB-C1 is needed for operation.)[2]Heater PCB-C1[2a]Installation Procedure- Installation of the Heater PCB-C1- Installation of the Cassette Heater Unit-29(installation to the printer unit)- Installation to the Reader Heater Unit-B1[1][2a][2][2a][2][1]