Controller System
Overview
■ Functional Configuration
Main controller PCB
Image memory
(SO-DIMM)
SD card slot
Ethernet port
USB port(D)
USB port(H)
Secondary battery
Item
Details
Main controller PCB
System control/memory control/printer unit output image processing control, reader unit input image
processing, card reader interface, image processing for FAX, USB extension hub interface
Image memory (SO-DIMM)
Temporary saving of image data.
Capacity: 256MB (maximum 512 MB )
Flash ROM
Stores system software.
Boot ROM: 16 MB
Program ROM: 128 MB
SRAM
Stores user data / service data information
USB port
USB2.0 device I/F, USB2.0 host I/F
Ethernet port
Ethernet I/F
SD card slot
SD I/F
Secondary battery
Installed only in the machine supporting the FAX or the SEND function.
Secondary battery used for image backup in case of power failure (It lasts one hour when charged
for two hours.)
2. Technical Explanation
36
Summary of Contents for imageRUNNER 2525 Series
Page 1: ...Revision 9 0 imageRUNNER 2530 2525 2520 Series Service Manual ...
Page 62: ...No Part name 3 Laser unit 2 Technical Explanation 52 ...
Page 119: ...Periodical Service 3 Consumable Parts and Cleaning Parts 110 Cleaning Parts 115 ...
Page 125: ...Cleaning Parts Fixing guide Transfer guide 3 Periodical Service 115 ...
Page 136: ...List of Sensors S18 S17 S16 TS2 HU1 S9 S8 S19 TS1 S11 S12 4 Disassembly Assembly 126 ...
Page 165: ...5 Remove the idler gear 1 claw 1x 4 Disassembly Assembly 155 ...
Page 172: ... 1 4 2 3 2 2 Remove the scanner motor 4 screws 4x 4 Disassembly Assembly 162 ...
Page 186: ...3 Remove the RAM PCB Release the hook 4 Disassembly Assembly 176 ...
Page 187: ...Adjustment 5 Overview 178 Basic Adjustment 180 Adjustment when Replacing the Parts 182 ...
Page 209: ...Error Jam Alarm 7 Outline 200 Error Code 201 Jam Code 213 Alarm Code 219 ...
Page 231: ...Service Mode 8 Overview 222 Details of Service Mode 225 Remote UI Service Mode 302 ...
Page 314: ...Example of report display 8 Service Mode 304 ...
Page 387: ...APPENDICES Service Tools 378 General Circuit Diagram 379 ...