Technicolor - Thomson CAMERA TTV 1707 Open, Cable, Mains, Camera, B1707M00LD, September

Chapter 4 - Channel control unit									177
Description
	5. «CAMERA: ON, OFF, CABLE OPEN»									• ON:
		indicator lights		CAMERA							Normally and permanently lit, this light
											indicates that the camera is powered.
											This indicator light when flashing indica-
											tes excessive consumption at the camera.
											The current in the triaxial cable is then
											between 3 A and 3.3 A. Above 3.3 A, the
											Channel Control Unit power supply cuts
											out. rearming is obtained automatically 4
							ON				times. If the overload persists, the cut-out
											becomes permanent. An equipment
							OFF				on/off is then required to start the equip-
											ment operating again.
										• OFF:
							CABLE				This permanently lit indicator light indica-
											tes that the camera power is off.
							OPEN				When flashing, this indicator light indica-
											tes that the camera consumption is exces-
											sively low. The current in the triaxial
											cable is then between 0.1 A and 0.4 A.
										• CABLE OPEN:
											This normally extinguished indicator light
											indicates that the triaxial cable is not con-
											nected to the camera or to the back panel
											of the Channel Control Unit.
	6. «ON AIR» indicator light									When lit, this light indicates that the equip-
			ON			AIR				ment is switched to the antenna («ON
										AIR1»).
	7. «MAINS» switch				OI					The equipment master on/off switch:
										• «I»: The equipment is operating.
								MAINS		• «O»: The equipment is not operating.

B1707M00LD	THOMSON TTV1707 / CCU DT500
September 2000	User manual