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CHAPTER 13 TROUBLESHOOTING
13-162
COPYRIGHT
©
2000 CANON INC. CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
2. Ending Service Mode
Press the Reset key once to return to the Service Mode Initial screen (Figure 13-A803).
Press the Reset key twice to end service mode and return to the User screen (standard screen).
3. Backing Up the RAM
Each machine is adjusted at the factory, and its adjustment values are recorded on the service
label (attached to the cover of the service document case).
Table 13-A801
If you have replaced the above PCBs or initialized the RAMs, the corresponding values will be
affected. If you have made adjustments or changed service mode values in the field, be sure to
record the new values on the service label.
Figure 13-A804 Service Label
Item B: Value retained by the RAM on the MFC PCB.
Item A: Value retained by the RAM on the image processor PCB.