TRAVEL DRIVE ASSY. 1R6921 - Caterpillar

System Schematic
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Schematic for single camera system
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Schematic for multiple camera systemConfiguration
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Display keypad (1) Camera selection button (2) Automatic brightness ON/OFF (3) Standby function ON/OFF (4) Contrast button (5) Brightness button (6) Minus button (reduce brightness or contrast) (7) Plus button (increase brightness or contrast) (8) Power ON/OFF function may be disabled (9) Camera select LEDs (10) Button status LEDs (11) Light sensorAccessing All System Options
In order to configure certain options or to verify certain options, there is a particular procedure that must be used in order to access the options.Mirror Image
The display is supplied by Caterpillar with the "Mirror" image as the default. The mirror image is used only for a rearward mounted camera.In order to provide the correct image for cameras that are mounted in other locations other than a rearward looking camera location (in a multi-camera system), the image must be changed to "Normal".If a camera is mounted on the front end and right side of a machine, then the image must be changed to "Normal" in order to provide the correct image for the front and right side cameras.In order to select "Mirror" or "Normal" image, perform the following procedure:
Press the "Camera Selection" button (1) in order to enter "Manual" mode.
Press and hold the "Camera Selection" button (1) and the "Standby Function ON/OFF" button (3) simultaneously for 20 seconds.Note: The display will blink, then will change to the opposite image.
Press the "Camera Selection" button (1) again in order to select the next camera that is to be viewed and/or have the settings adjusted.
Press and hold the "Camera Selection" button (1) and the "Standby Function ON/OFF" button (3) simultaneously for 20 seconds in order to toggle the image.
Repeat Step 3 and Step 4 in order to toggle the last camera image.Note: If the machine is equipped with a rearward looking camera, ensure that the image is set to the "Mirror" image. The proper orientation must be verified before the system is put into service.Press the "Camera Selection" button (1) for two seconds in order to place the system in automatic mode. The LED that is above and to the right of the camera selection button will turn off.Inverted Image
This option can be used in order to invert the image. The "Inverted Image" option will switch the orientation of the image so that the top will appear at the bottom of the display screen and the bottom will appear at the top of the display screen. Therefore, the image will appear to be upside-down if the inverted image option is selected.In order to invert the image, perform the following procedure:
Press the "Camera Selection" button (1) in order to enter "Manual" mode. The LED that is above and to the right of the "Camera Selection" button (1) will flash in order to indicate that the system is in manual mode.
Press and hold the "Camera Selection" button (1) and the "Automatic Brightness ON/OFF" button (2) simultaneously for 40 seconds in order to invert the image of the