User manual PRINCETON U75

[. . . ] If your outlet does not accommodate the threewire plug, have an electrician install the correct outlet, or use an adapter to ground the appliance safely. Unplug the unit during a lightning storm or when it will not be used for long periods of time. Do not attempt to service the monitor yourself; opening or removing covers can expose you to dangerous voltages and other hazards. To ensure satisfactory operation, use the monitor only with UL listed computers which have appropriate configured receptacles marked between 100 - 240 VAC, Min. [. . . ] · To remove the swivel base, hold the bottom of the swivel base, then push it out. Install Remove 1 2 Figure 1 Installing and Removing the Swivel Base Power Cord Power Source: 1. Make sure the power cord is the correct type that required in your area. This monitor has a universal power supply that allows operation in either 100/120V AC or 220/240V AC voltage area ( No user adjustment is required. Connect the power cord into your monitor's power input socket, and then plug the other end into a 3-pin AC power outlet. The power cord may be connected to either a wall power outlet or the power outlet socket on your PC, depending on the type of power cord supplied with your monitor. 3 Video cable Connecting the Video Cable: The monitor comes with a built-in video cable. Plug the signal cable's 15-pin connector into the computer's video port and tighten the two screws on the cable connector. Caution: Don't bend the signal cable, otherwise it will break the inner wire. Connecting the Power Cord: Plug the power cord into the monitor's AC power socket. Then plug the power cord into a grounded AC outlet or ULapproved power strip or the power output socket on your PC. Caution: If the AC outlet is not grounded, install the proper grounding adapter (not supplied). 1 2 Figure 2 1. When there is no video input signal this monitor, following a time-out period, will automatically switch to an OFF mode. After the video input signal is restored, full power is restored and the display is automatically redrawn. The appearance is similar to a "Screen Saver" feature except the display is completely off. The display is restored by pressing a key on the keyboard, or clicking the mouse. : Plug and play Plug & Play DDC1/2B Feature This monitor is equipped with VESA DDC1/2B capabilities according to the VESA DDC STANDARD. It allows the monitor to inform the host system of its identity and, depending on the level of DDC used, communicate additional information about its display capabilities. The DDC1 is a unidirectional data channel from the display to the host that continuously transmits EDID information. The DDC2B is a bidirectional data channel based on the I²C protocol. DDC-Serial Clock * FOR DDC Troubleshooting Problem & Question Power LED is not on Possible Solution *Check if the Power Switch is in the ON position *Power Cord should be connected No Plug & Play *Check if the PC system is Plug & Play compatible *Check if the Video Card is Plug & Play compatible *Check if the D-15 plug pin of Video Cable is bent *Make sure the Monitor Drivers are installed Picture is fuzzy *Adjust the Contrast and Brightness Controls. Picture bounces or a wave pattern *Move electrical devices that may cause is present in the picture electrical interference. The power LED is ON (orange) *Computer Power Switch should be in the but there's no video or no picture. [. . . ] *Make sure monitor's video cable is properly connected to the computer. *Inspect monitor's video cable and make sure none of the pins are bent. *Make sure computer is operational by hitting the CAPS LOCK key on the keyboard while observing the CAPS LOCK LED. Missing one of the primary colors *Inspect the monitor's video cable and (RED, GREEN, or BLUE) make sure that none of the pins are bent. [. . . ]