4POWER LED WILL FLASHIF COOLING FAN MALFUNCTIONSSWITCHPROTECTORCamera Drive Unit WV-PSPowerONOFFqq Power On/Off Switch (POWER ON/OFF)This switch is used to turn the camera drive unit andconnected cameras on and off. The indicator lights upwhen the camera drive unit is switched on.When turns this switch off, the power supply does notinterrupt. In such a case, disconnect the AC cord orturn the circuit breaker off.Note: To prevent accidental interruption of power sup-ply to the camera drive unit, cover the power switchwith the supplied switch protector as shown below.t VD/SYNC Input Connector (VD/SYNC IN)The VD (Vertical Drive) pulse or VS (Video Sync) signalis supplied to this connector for synchronizing the sys-tem.y VD/SYNC Output Connector (VD/SYNC OUT)The VD (Vertical Drive) pulse or VS (Video Sync) signalis output from this connector for synchronizing othersystem components.Note: Be sure that the specified camera and camerainput1 are connected correctly and firmly. The syn-chronizing signal is not supplied if this connection isfaulty.u Cooling FanThis unit prevents the temperature of the camera driveunit from risingCaution:Do not block the ventilation opening or slots on thecover to prevent the temperature of the camera driveunit from rising. The power indicator blinks to indicatean unusual temperature rise. Do take immediateaction when the power indicator blinks. Turn thepower off and refer servicing to qualified service per-sonnel.The cooling fan inside the camera drive unit is subjectto wear and need to be replaced periodically.i AC Cordo Signal Ground Terminal (SIGNAL GND)w Camera Input Connectors (CAMERA IN 1, 2, 3, 4)These connectors receive color or B/W composite videosignals from the cameras. They also supply DC powerand vertical drive pulses for synchronizing signals tothe cameras and receive video and audio signals fromthe cameras.e Video Output Connectors (VIDEO OUT 1, 2, 3, 4)Video signals from the cameras are output from theseconnectors for input to outboard devices.r Audio Output Connectors (AUDIO OUT 1, 2, 3, 4)Audio signals from the cameras are output from theseconnectors for input to the outboard devices (if anapplicable camera is connected).SWITCHPROTECTORMAJOR OPERATING CONTROLS AND THEIR FUNCTIONS Front Vieww4 3 2 1 4 3 22 14 31(4V[p-p]75Ω)SIGNALGNDVD/SYNCOUTVD/SYNCINVIDEO OUT AUDIO OUTCAMERA INe t or y u i Rear View