
PCB
Removing the Main Controller
PCB
■ Preparation
1. Remove the left cover (right).
2. Remove the left rear cover.
3. Remove the RAM PCB.
4. Remove the modem PCB (for the model with a FAX
function).
■ Procedure
1. Disconnect all connectors and flexible cables on the
main controller PCB.
2. Remove the main controller PCB.
• 11 screws
11x
■ Action to Take after Replacement
1. After replacing the image processor PCB with a new
one, take the following action:
• Download the latest firmware with the UST.
• Enter all values recorded on the service label
affixed to the rear cover.
CAUTION:
In the case of the Europe model:
If the firmware of the DC Controller PCB or the Main
Controller PCB is not correct, the main power switch
becomes OFF automatically.
Therefore, when update of the firmware is not possible,
turn on the main power switch after disconnect the
connector of the main power switch, and update the
correct firmware which matched the model.
After the update the firmware, install the removed
connector by necessity.
1x
Removing the Reader Relay
PCB
■ Preparation
1. Remove the reader rear cover.
Reader Rear Cover” on page 136
4. Disassembly/Assembly
171
Summary of Contents for imageRUNNER 2520 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 ...