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1. OPERATING INSTRUCTIONS

1-1. FRONT PANEL CONTROLS

Fig. 2

1.  Monitor Selector Switch (VIDEO A/B)

Turn this Monitor selector switch A position for a
signal fed through the rear panel VIDEO A
connectors.
Then, turn this Monitor selector switch B posi-
tion for a signal fed through the rear panel
VIDEO B connectors.

2.  Contrast Control (     CONTRAST)

Turn to adjust picture contrast according to your
requirement.

3.  Brightness Control (     BRIGHT)

Turn to adjust picture brightness according to
your requirement.

4.  Power Indicator

Lights when the power is on.
Lit: When the power is on.
Unlit: When the power is off.

5.  Power Switch (POWER)

Press this switch to turn the power on or off.

1-2. REAR PANEL CONTROLS & CONNECTION

1.  AC input socket (AC INPUT)

Connect the AC power cord (supplied) securely
to this socket and to a wall outlet.

2.  Video input  terminals (VIDEO IN)

These terminals are used to input a video signal
source to this monitor.
Connect to the video output of a VCR or an-
other monitor (for loop through connection) or to
a video camera.

3.  Video output  terminals (VIDEO OUT)

These terminals are used to output a video
signal from this monitor.
Loop-through output of the video in BNC
connector, then connect to the video input of
another monitor or a VCR.

4.  Termination Switch (HI/75 

   (Lo))

Select the input impedance (HI/75 ohm).
When using only one monitor, turn the termina-
tion switch to the 75 ohm position. When using
more than one monitor, set all of the termination
switch to the monitors to the HI position.
However, the last monitor termination switch
should be the 75 ohm position for proper line
termination.

6.  Sub-brightness control (SUB-BRI)

Turn to adjust picture brightness.

7.  Vertical Size control (V-SIZE)

Turn to adjust picture vertical size of the picture.

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Summary of Contents for VM-6619A

Page 1: ...gs 3 Before returning the set to the customer always perform an AC leakage current check on the exposed metallic parts of the cabinet such as terminals screwheads metal over lays etc to be sure that the set is safe to operate without the danger of electrical shock Plug the AC line cord directly into a 120 V AC outlet Do not use a line isolation trans former during this check Use an AC voltmeter wi...

Page 2: ... control Termination switch Operating environment Power source Power consumption Dimension W x H x D Weight CCIR standard 20 measured diagonally 90 deflection angle More than 1000 TV lines center Horizontal 15 625 kHz CCIR Vertical 50 Hz CCIR Composite video 1 line BNC connector 1 0 V p p 75 ohm negative sync Composite video 1 line BNC connector 1 0 V p p 75 ohm negative sync Composite video 1 lin...

Page 3: ... 4 Fig 1 W D H Fig 1 DISASSEMBLY 1 1 1 1 1 1 2 1 2 1 METAL TOP COVER ...

Page 4: ...his socket and to a wall outlet 2 Video input terminals VIDEO IN These terminals are used to input a video signal source to this monitor Connect to the video output of a VCR or an other monitor for loop through connection or to a video camera 3 Video output terminals VIDEO OUT These terminals are used to output a video signal from this monitor Loop through output of the video in BNC connector then...

Page 5: ... Video B INPUT terminal Video signal cable To Video A INPUT terminal Video signal cable Rear panel To Video input terminal To Video input terminal Monitor Video recorder Fig 3 Monitor Video recorder To Video input terminal Coaxial cable Video camera Fig 5 1 2 3 4 7 6 ...

Page 6: ...stable hold Adjust VR402 until height for eye comfort obtained Adjust VR901 until D908 voltage to 114V to 115V at 110V AC 113 5V to 114 5V at 120V AC Adjust the vertical linearity control VR401 for equal spaceing of lines between the center extreme of scan The focus control may be adjusted for optimun focus by VR202 The raster is centered by rotating the two small at the rear of the yoke Loosen th...

Page 7: ...8 7 6 5 4 3 2 1 VR202 FOCUS 2 1 3 4 5 6 7 8 VIDEO BOARD MAIN BOARD VR406 SW901 LED1 VR201 SW202 VR BOARD 11 12 BRIGHTNESS CONTRAST CHANNEL B ADJ H HOLD V LINE V SIZE SUB BRITE D908 Fig 7 Fig 8 MAIN BOARD Foil side VR BOARD Foil side VIDEO BOARD Foil side Fig 9 ...

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