Chapter 1313-22F-13-35F-13-364) Secure the end of the cable that has temporarily been fixed in placeon the hook of the reader unit frame.5) Fully tighten the screws on the cable fixing plate both at the front andthe rear.6) Detach the mirror positioning tool (FRONT, REAR).7) Put the detached parts back on by reversing the foregoing steps.13.3.4 When Replacing the Platen Board Glass0009-1984Execute the following in service mode:1) white plate data adjustment (COPIER> FUNCTION> CCD> CCD-ADJ)2) ADF white level adjustment (COPIER> FUNCTION> CCD> DF-WLVL1/2)Be sure to perform white plate data adjustment before performing ADFwhite level adjustment.13.3.5 When Replacing the Reading Glass0009-1987Execute the following in service mode:1) ADF white level adjustment (COPIER>FUNCTION>CCD>DF-WLVL1/2)13.3.6 When Replacing the Scanning Lamp0009-1989Execute the following in service mode:1) white plate data adjustment (COPIER> FUNCTION> CCD> CCD-ADJ)2) ADF white level adjustment (COPIER> FUNCTION> CCD> DF-WLVL1/2)Be sure to perform white plate data adjustment before performing ADFwhite level adjustment.13.3.7 When Replacing the Inverter PCB0009-1990Execute the following service mode items:1) white plate data adjustment (COPIER> FUNCTION> CCD> CCD-ADJ)2) ADF white level adjustment (COPIER> FUNCTION> CCD> DF-WLVL1/2)Be sure to perform white plate data adjustment before performing ADFwhite level adjustment.[1][3][2]