Deviser DS2460Q User manual

Operation Manual

DS2460Q QAM Analysis Meter

Ver：1.02

Warranty

translation without prior written permission is

prohibited, except as allowed under the copyright laws.

The information contained in this document is subject

to change without notice.

Deviser Instruments Inc makes no warranty of any

kind with regard to this material, including, but not

limited to, the implied warranties of merchantability

and fitness for a particular purpose.

Deviser Instruments Inc shall not be liable for errors

contained herein or for incidental or consequential

damage in connection with the furnishing, performance,

or use of this material.

Safety Notices

Observe the following safety precautions whenever you

operate any Deviser Instruments equipment. Failure to

comply with these and other specific warnings and

cautions is a violation of Deviser Instruments Inc’ safety

standards of design, manufacturing, and intended use

of the measurement device.

Deviser Instruments Inc assumes no liability for the

operator’s failure to comply with these precautions.

Product Damage

Danger! Do not use this product if it shows visible

damage, fails to perform, has been stored in

unfavorable conditions, or has been subject to severe

transportation stresses. Make the product inoperative

and secure it against any unintended operation.

Contact your Deviser Instruments Inc representative for

assistance.

Explosion Hazard Danger! Do not operate the

III

instrument in the presence of flammable gases or

fumes.

Electric Shock HazardDanger! To avoid the possibility

of severe injury or death, observe the following

precautions when using any Deviser Instruments

equipment:

Do not remove the system covers, and do not perform

electrical tests if there are signs of shipping damage to

the outer enclosure.

When connecting test cables to a line, do not touch the

cable’s metal contact points, or allow the cable leads to

touch each other.

Use only the supplied power cords and connect only to

a properly grounded wall outlet. Do not use extension

cords that do not have a protective ground conductor.

Symbols

The following are general definitions of safety symbols

used on equipment and in manuals.

Dangerous voltage.

Protective ground.

Frame or chassis ground.

Alternating current

Direct current

Alternating or direct current

Caution! Read the manual.

This Deviser Instruments Inc product is warranted

against defects in material and workmanship for a

period of 24 months from date of shipment. During the

warranty period, Deviser Instruments Inc will, at its

option, either repair or replace products which prove to

be defective.

For warranty service or repair, this product must be

returned to an authorized service center designated by

Deviser Instruments Inc. The buyer shall prepay

shipping charges to Deviser Instruments Inc or to the

service center and Deviser Instruments Inc or the

service center shall pay the shipping charges to return

the product to . However, the buyer is responsible for

all shipping charges, duties, and taxes, both ways, for

products returned to Deviser Instruments Inc or one of

it’s authorized service center that are out of the

warranty period.

Deviser Instruments Inc warrants that its software and

firmware is designated by Deviser Instruments Inc for

use with Deviser Instrument equipment, and will

execute its programming instructions when properly

installed on that instrument. Deviser Instruments Inc

does not warrant that the operation of the instrument,

or software, or firmware will be uninterrupted or

error-free but strives to insure the best operating

condition as per specifications and datasheets.

LIMITATION OF WARRANTY

Unauthorized repair or update, physical damage or

improper operational voltage (at the power supply or

RF input) will void this warranty. The main lithium

battery is covered for a period of 1 year.

The foregoing warranty shall not apply to defects

resulting from improper or inadequate use or

maintenance by Buyer, Buyer-supplied software or

interfacing, unauthorized modification or misuse,

operation outside of the environmental specifications

for the product.

VII

NO OTHER WARRANTY IS EXPRESSED OR IMPLIED.

DEVISER INSTRUMENTS INC SPECIFICALLY DISCLAIMS

THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

FITNESS FOR A PARTICULAR PURPOSE.

Deviser Part No.: 2460Q

Printed in CHINA. August. 2017.

VIII

Catalog

1 Maintenance and Safety Considerations ................ 1

1.1 Calibrating the Meter .................................... 1

1.2 About Battery, Adapter and Firmware

upgrade ......................................................... 3

2 General Introduction .............................................. 6

2.1 Channel Measurement.................................. 8

2.2 Constellation Diagram ................................... 8

2.3 BER Statistics ................................................. 9

2.4 Tilt/Level List ................................................. 9

2.5 Channel Scanning .......................................... 9

2.6 Spectrum Analysis ......................................... 9

2.7 Hum Measurement ..................................... 10

2.8 Limit Measurement ..................................... 10

2.9 Return Path.................................................. 11

2.10 Voltage Measurement ................................. 11

2.11 Multiple User Channel................................. 11

2.12 File Management......................................... 11

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