Lcd Chk; Led Chk; Led Off - Canon iR C6800 Series Service Manual

15.5.1.8 PANEL
15.5.1.8.1 Overview
Checks on the Control Panel
15.5.1.8.2 <LCD CHK>
Method of operation
15.5.1.8.3 <LED CHK>
Use it to check the LEDs on the control panel.
Method of
operation
15.5.1.8.4 <LED OFF>
Method of operation
T-15-188
Use it to check the LCD for a missing dot.
1) Select the item, and press the OK key to start the operation.
See that the front face of the touch panel goes on in the following
sequence: white, black, red, green, and blue.
2) Press the Stop key to end the operation. (In the case of the
printer model, press the Clear key.)
T-15-189
1) Select it, and press the OK key to start the operation.
See that the LEDs go on in sequence.
2) Press [LED OFF] to stop the operation.
T-15-190
Use it to check the LCD for a missing dot.
1) Select it to end the operation under [LED CHK].
Chapter 15
0001-0263
0005-6490
0005-6491
0005-6492
15-119