Kramer Electronics 123V user manual Video Signal Problem Remedy, Technical Specifications

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11.2

Video Signal

 

 

 

 

Problem

 

 

Remedy

 

 

 

 

 

 

No video at the

 

!

Confirm that your source and output devices are turned on

 

output device

 

 

and connected properly. The input of your machine

 

 

 

 

 

should be of an identical signal format to the output of

 

 

 

 

 

your source. Signals at the output of your machine should

 

 

 

 

 

be of an identical signal format as at the input of your

 

 

 

 

 

display.

 

 

 

 

!

Confirm that any other device in the signal path have the

 

 

 

 

 

proper input and/or output selected.

 

 

 

 

!

Use the Video Tester to test the video path leading

 

 

 

 

 

to/from your machine (see section 4.1"Video Tester")

 

Video level is too

 

!

Verify that the lines are well matched through 75ohm

 

high or too dim.

 

 

impedances.

 

 

 

 

!

Confirm that the connecting cables are of high quality and

 

 

 

 

 

properly inserted.

 

 

 

 

!

Check level controls located on your source input device

 

 

 

 

 

or output display.

 

 

 

 

!

Adjust, only if absolutely necessary, the video level

 

 

 

 

 

and/or cable equalization using the LEVEL and EQ.

 

 

 

 

 

adjustment trimmers of the machine.

12

TECHNICAL SPECIFICATIONS

 

INPUT

 

1 Video, Differential, 1Vpp / 75on a BNC connector.

 

OUTPUTS

 

3 Video, 1Vpp / 75on BNCs.

 

VIDEO BANDWIDTH

 

55 MHz -3dB.

 

COUPLING

 

AC.

 

DIFF. GAIN

 

0.25%.

 

DIFF. PHASE

 

0.35 Deg.

 

S/N RATIO

 

-76dB.

 

K-FACTOR

 

<0.05%.

 

MAX. VIDEO OUTPUT

 

2 Vpp.

 

POWER SOURCE

 

12 VDC, 30mA.

 

WEIGHT

 

0.3 Kg (approx.), (0.66 Lbs.)

 

DIMENSIONS

 

12cm x 7.5cm x 2.5cm (4.7" x 2.95" x 0.98"), (W, D, H.)

KRAMER ELECTRONICS LTD.

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Contents 123V Table Of Contents Introduction Word on Distribution AmplifiersUnpacking and Contents HOW do I GET STARTED?Differential Video Line Amplifier /DA Getting to Know Your123V Front Panel Features Using the Machine InstallationConnecting to Video Devices Rack Mounting123V Typical Application Power and Indicators Problem Remedy TroubleshootingTaking Care of Your Machine Video Signal Problem Remedy Technical SpecificationsHOW Long is the Warranty Limitation of Implied Warranties