4-10
Confidential
2.4
Acquiring White Level Data
(1) Press and hold the
key for five seconds or longer when the machine is in the ready
state. LEDs except WiFi LED light.
(2) Press the [to USB], [to Network Device2], and [to Network Device1] keys in this order. The
to USB, Error,
, and
LEDs light and the machine enters the maintenance mode.
(3) Press the [to Network Device2] key. All LEDs go out.
(4) Press the [to Network Device2] key six times. The to USB and to Network Device1 LEDs
light.
(5) Press the
key. CIS scan area setting starts.
(6) When the CIS scan area setting is completed normally, the machine returns to the initial
state of maintenance mode.
2.5
Checking Operation after Repair
Perform the steps below to check the machine's condition after repair or adjustment.
(1) Prepare some test chart sheets (Test chart TC-027, Color test chart CTC-001, Contrast
chart TC-023), and set them in the document tray.
(2) Insert the USB flash memory drive into the USB host.
(3) Press the [to USB] key to begin scanning.
Check that sheets are picked up and fed one sheet at a time.
When an error occurs, refer to the troubleshooting procedure to repair the machine.
(4) When scanning is completed, remove the USB flash memory drive and connect it to the
computer. Check the scanned data on the computer. If the image is distorted, refer to the
troubleshooting procedure to repair the machine.