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12.4.1.3 Power Supply Path to Reader Unit ............................................................................... 12-9
12.4.1.4 Power Supply Path in Printer ...................................................................................... 12-10
12.4.1.5 Power Supply Path in Pedestal (Accessory) ............................................................ 12-12
12.4.2 Rated Output of DC Power Supply PCB ..........................................................12-12
12.4.2.1 Rated Output of DC Power Supply PCB .................................................................... 12-12
12.4.2.2 Rated Output of the Optional DC Power Supply PCB.............................................. 12-13
12.4.3 Protection Function ..............................................................................................12-14
12.4.3.1 Protective Mechanisms ................................................................................................. 12-14
12.4.4 Backup Battery .....................................................................................................12-14
12.4.4.1 Battery for Backup.......................................................................................................... 12-14
12.4.4.2 Backup Power Supply.................................................................................................... 12-15
12.4.5 Energy-Saving Function ......................................................................................12-15
12.4.5.1 Outline .............................................................................................................................. 12-15
12.4.5.2 SNMP setup .................................................................................................................... 12-18
12.5 Parts Replacement Procedure.................................................................. 12-20
12.5.1 External Covers ....................................................................................................12-20
12.5.2 Developing Drive Unit ..........................................................................................12-29
12.5.3 High-Voltage Unit .................................................................................................12-27
12.5.4 Secondary Transfer High-Voltage Unit .............................................................12-28
12.5.5 IH Power Supply Assembly ................................................................................12-29
12.5.6 DC Power Supply Unit ........................................................................................12-29
12.5.7 Control Panel ........................................................................................................12-30
12.5.8 Control Panel LCD Unit .......................................................................................12-30
12.5.9 DC Controller Box ................................................................................................12-31
12.5.10 DC Controller PCB .............................................................................................12-32
12.5.11 Main Power Supply PCB ..................................................................................12-33
12.5.12 All-Night Power Supply PCB ............................................................................12-34
12.5.13 IH Power Supply PCB .......................................................................................12-34
12.5.14 Leakage Breaker ................................................................................................12-35
12.5.15 Relay PCB ...........................................................................................................12-35
12.5.16 DC/DC Converter PCB ......................................................................................12-36
12.5.17 AC Driver PCB ....................................................................................................12-37
12.5.18 Relay PCB 1 .......................................................................................................12-38
12.5.19 Control Panel CPU PCB ...................................................................................12-38
12.5.20 Control Panel Key Switch PCB ........................................................................12-39
12.5.21 Control Panel Inverter PCB ..............................................................................12-40
12.5.22 Environment Sensor ..........................................................................................12-41
12.5.23 Manual Feed Unit Open/Closed Sensor ........................................................12-42
12.5.24 Front Cover Open/Closed Sensor ...................................................................12-43
12.5.25 Main Power Switch ............................................................................................12-45
12.5.26 Manual Feed Unit Open/Closed Detecting Switch .......................................12-46
12.5.27 Front Cover Open/Closed Detecting Switch ..................................................12-48
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