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KRAMER ELECTRONICS, LTD.

 

8

LIMITED WARRANTY 

Kramer Electronics (hereafter Kramer) warrants this product free from defects in material and workmanship under the 
following terms. 

HOW LONG IS THE WARRANTY 

Labor and parts are warranted for three years from the date of the first customer purchase. 

WHO IS PROTECTED? 

Only the first purchase customer may enforce this warranty. 

WHAT IS COVERED AND WHAT IS NOT COVERED 

Except as below, this warranty covers all defects in material or workmanship in this product. The following are not covered 
by the warranty: 

1. 

Any product which is not distributed by Kramer, or which is not purchased from an authorized Kramer dealer. If you are 
uncertain as to whether a dealer is authorized, please contact Kramer at one of the agents listed in the web site 
www.kramerelectronics.com. 

2. 

Any product, on which the serial number has been defaced, modified or removed. 

3. 

Damage, deterioration or malfunction resulting from: 
i) 

Accident, misuse, abuse, neglect, fire, water, lightning or other acts of nature 

ii) 

Product modification, or failure to follow instructions supplied with the product 

iii) 

Repair or attempted repair by anyone not authorized by Kramer 

iv) 

Any shipment of the product (claims must be presented to the carrier) 

v) 

Removal or installation of the product 

vi) 

Any other cause, which does not relate to a product defect 

vii) 

Cartons, equipment enclosures, cables or accessories used in conjunction with the product 

WHAT WE WILL PAY FOR AND WHAT WE WILL NOT PAY FOR 

We will pay labor and material expenses for covered items. We will not pay for the following: 

1. 

Removal or installations charges. 

2. 

Costs of initial technical adjustments (set-up), including adjustment of user controls or programming. These costs are the 
responsibility of the Kramer dealer from whom the product was purchased. 

3. Shipping 

charges. 

HOW YOU CAN GET WARRANTY SERVICE 

1. 

To obtain service on you product, you must take or ship it prepaid to any authorized Kramer service center. 

2. 

Whenever warranty service is required, the original dated invoice (or a copy) must be presented as proof of warranty coverage, 
and should be included in any shipment of the product. Please also include in any mailing a contact name, company, address, and 
a description of the problem(s). 

3. 

For the name of the nearest Kramer authorized service center, consult your authorized dealer. 

LIMITATION OF IMPLIED WARRANTIES 

All implied warranties, including warranties of merchantability and fitness for a particular purpose, are limited in duration to 
the length of this warranty. 

EXCLUSION OF DAMAGES 

The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option. Kramer 
shall not be liable for: 

1. 

Damage to other property caused by defects in this product, damages based upon inconvenience, loss of use of the product, loss 
of time, commercial loss; or: 

2. 

Any other damages, whether incidental, consequential or otherwise. Some countries may not allow limitations on how long an 
implied warranty lasts and/or do not allow the exclusion or limitation of incidental or consequential damages, so the above 
limitations and exclusions may not apply to you. 

This warranty gives you specific legal rights, and you may also have other rights, which vary from place to place. 
NOTE: All products returned to Kramer for service must have prior approval. This may be obtained from your dealer. 
This equipment has been tested to determine compliance with the requirements of: 
EN-50081: 

"Electromagnetic compatibility (EMC); 
generic emission standard. 
Part 1: Residential, commercial and light industry" 

EN-50082: 

"Electromagnetic compatibility (EMC) generic immunity standard. 
Part 1: Residential, commercial and light industry environment". 

CFR-47: 

FCC Rules and Regulations: 
Part 15: “Radio frequency devices 
Subpart B – Unintentional radiators” 

CAUTION! 

⌦ 

Servicing the machines can only be done by an authorized Kramer technician. Any user who makes changes or modifications to 
the unit without the expressed approval of the manufacturer will void user authority to operate the equipment. 

⌦ 

Use the supplied DC power supply to feed power to the machine. 

⌦ 

Please use recommended interconnection cables to connect the machine to other components. 

Summary of Contents for VA-4

Page 1: ...Kramer Electronics Ltd USER MANUAL Model VA 4 Dual Channel Balanced Stereo Audio Amplifier ...

Page 2: ...Figure 2 Connecting the VA 4 Dual Channel Balanced Stereo Audio Amplifier 3 Figure 3 Connecting a PC without using a Null modem Adapter 4 Tables Table 1 Front Panel VA 4 Dual Channel Balanced Stereo Audio Amplifier Features 2 Table 2 Rear Panel VA 4 Dual Channel Balanced Stereo Audio Amplifier Features 3 Table 3 VA 4 Dual Channel Balanced Stereo Audio Amplifier Technical Specifications 4 Table 4 V...

Page 3: ...end of an audio device needs to be controlled but the device does not have such control It is ideal for recording studios and broadcast studios for on line signal distribution The package includes the following items VA 4 Dual Channel Balanced Stereo Audio Amplifier Null modem adapter Windows based control software Power cord This user manual1 and the Kramer concise product catalog CD 2 Getting St...

Page 4: ...g electrical appliances that may adversely influence signal quality and positioning your Kramer VA 4 away from moisture excessive sunlight and dust 4 Your VA 4 Dual Channel Balanced Stereo Audio Amplifier Figure 1 Table 1 and Table 2 define the front and rear panels of the VA 4 Figure 1 VA 4 Dual Channel Balanced Stereo Audio Amplifier Table 1 Front Panel VA 4 Dual Channel Balanced Stereo Audio Am...

Page 5: ...1 1 Connect a balanced stereo audio source for example a set top box source 1 to the left and right channel 1 IN XLR connectors 2 Connect a balanced stereo audio source source 2 to the left and right channel 2 IN XLR connectors 3 Connect the left and right channel 1 OUT XLR connectors to a balanced stereo audio acceptor acceptor 1 4 Connect the left and right channel 2 OUT XLR connectors to a bala...

Page 6: ...l modem Adapter 6 Technical Specifications Table 3 includes the technical specifications Table 3 VA 4 Dual Channel Balanced Stereo Audio Amplifier Technical Specifications 1 INPUTS 2 balanced stereo 2 9Vpp on female XLR connectors OUTPUTS 2 balanced stereo on male XLR connectors MAX OUTPUT LEVEL 14Vpp for GAIN 1 26Vpp for GAIN 12 5 maximum BANDWIDTH 3dB 100 kHz S N RATIO 80dB 6dB Gain unweighted C...

Page 7: ... 2 in steps of 1 send hex bytes 18 82 80 81 To decrement the gain of channel 2 in steps of 1 send hex bytes 18 82 81 81 3 To request the gain of channel 1 send hex codes 19 81 80 81 The response will be as per Table 4 and Table 5 except that 59 will be sent instead of the constant byte 16 and 7f instead of the constant byte 3f 4 To request the gain of channel 2 send hex codes 19 82 80 81 In Table ...

Page 8: ...6 9 28 3f 80 81 81 16 81 8a 81 34 1 139 16 81 9b 81 20 3 83 16 81 d3 81 6 6 27 3f 80 81 81 16 81 8b 81 33 8 138 16 81 9c 81 20 1 82 16 81 d4 81 6 4 26 3f 80 81 81 16 81 8c 81 33 6 137 16 81 9d 81 19 8 81 16 81 d5 81 6 1 25 3f 80 81 81 16 81 8d 81 33 3 136 16 81 9e 81 19 6 80 16 81 d6 81 5 9 24 3f 80 81 81 16 81 8e 81 33 1 135 16 81 9f 81 19 4 79 16 81 d7 81 5 6 23 3f 80 81 81 16 81 8f 81 32 8 134 ...

Page 9: ... 20 3f 80 81 81 16 81 ba 81 15 9 65 3f 80 81 81 16 81 e7 81 5 1 21 3f 80 81 81 16 81 bb 81 16 2 66 3f 80 81 81 16 81 e8 81 5 4 22 3f 80 81 81 16 81 bc 81 16 4 67 3f 80 81 81 16 81 e9 81 5 6 23 3f 80 81 81 16 81 bd 81 16 7 68 3f 80 81 81 16 81 ea 81 5 9 24 3f 80 81 81 16 81 be 81 16 9 69 3f 80 81 81 16 81 eb 81 6 1 25 3f 80 81 81 16 81 bf 81 17 2 70 3f 80 81 81 16 81 ec 81 6 4 26 3f 80 81 81 16 81 ...

Page 10: ...quired the original dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s 3 For the name of the nearest Kramer authorized service center consult your authorized dealer LIMITATION OF IMPLIED WARRANTIES All implied warranties inc...

Page 11: ... E mail info kramerel com P N 2900 000004 REV 2 For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com Updates to this user manual may be found at http www kramerelectronics com manuals html We welcome your questions comments and feedback ...

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