Ignition cable (Red) A-7 Pin (Red) Unit Vehicle A-4 Pin (Yellow) Battery cable (Yellow) . • When the connection is made as in 3 above, the unit’s power will not be linked to the ignition key. For that reason, always make sure to turn off the unit’s power when the ignition is turned off. To link the unit’s power to the ignition, connect the ignition cable (ACC...red) to a power source that can be turned on and off with the ignition key. 16 | KDC-W3041/KDC-W312/KDC-W241/KDC-241 Installation/Removing the Unit Installation Removing the hard rubber frame Metal mounting strap (commercially available) Firewall or metal support Screw (M4X8) (commercially available) Self-tapping screw (commercially available) Bend the tabs of the mounting sleeve with a screwdriver or similar utensil and attach it in place. 1 Engage the catch pins on the removal tool and remove the two locks on the upper level. Upper the frame and pull it forward as shown in the figure. Catch Lock Accessory2 Removal tool 2 When the upper level is removed, remove the lower two locations. . • The frame can be removed from the bottom side in the same manner. . • Make sure that the unit is installed securely in place. If the unit is unstable, it may malfunction (for example, the sound may skip). Removing the Unit 1 Refer to the section and then remove the hard rubber frame. 2 Remove the screw (M4 . 8) on the back panel. 3 Insert the two removal tools deeply into the slots on each side, as shown. 4 Lower the removal tool toward the bottom, and pull out the unit halfway while pressing towards the inside. Screw (M4X8) (commercially available) Accessory2 ¤ • Be careful to avoid injury from the catch pins on the removal tool. 5 Pull the unit all the way out with your hands, being careful not to drop it. English | 17 Troubleshooting Guide Some functions of this unit may be disabled by The messages shown below display your some settings made on this unit. systems condition. ! TOC ERR: • No disc has been loaded in the disc Cannot display the user of System Q. magazine. ^