Drawmer DMS-2 D-Clock Clock Measurement & Distribution - Manual (Page 9)

9
IF A FAULT DEVELOPS
For warranty service please call Drawmer Electronics Ltd.
or their nearest authorised service facility, giving full details
of the difficulty.
A list of all main dealers can be found on the Drawmer
webpages.
On receipt of this information, service or shipping
instructions will be forwarded to you.
No equipment should be returned under the warranty
without prior consent from Drawmer or their authorised
representative.
For service claims under the warranty agreement a service
Returns Authorisation (RA) number will be issued.
Write this RA number in large letters in a prominent position
on the shipping box. Enclose your name, address,
telephone number, copy of the original sales invoice and a
detailed description of the problem.
Authorised returns should be prepaid and must be insured.
All Drawmer products are packaged in specially designed
containers for protection. If the unit is to be returned, the
original container must be used. If this container is not
available, then the equipment should be packaged in
substantial shock-proof material, capable of withstanding
the handling for the transit.
CONTACTING DRAWMER
Drawmer Electronics Ltd., will be pleased to answer all
application questions to enhance your usage of this
equipment. Please address correspondence to:
Drawmer (Technical Help line)
Coleman Street
Parkgate
Rotherham
S62 6EL
UK
Alternatively contact us by E-mail on :
[email protected]
Further information on all Drawmer dealers, Authorised
service departments and other contact information can be
obtained from our web pages on:
http://www.drawmer.com
D-Clock DMS-2 GENERAL INFORMATION
CHAPTER 3
INPUTS
BNC wordclock input
switchable 75ohm/hi z termination
Sensitivity
AES sync input switchable 110ohm/hiz termination
Sensitivity 120mV
LOOPTHROUGH OUTPUTS
BNC Output
with zero latency loopthrough
from input BNC
AES Output with zero latency loopthrough
from AES input
MAIN OUTPUTS
BNC wordclock outputs
20 x simultaneous re-buffered BNC
wordclock outputs with 33 ohm
output impedance.
4 of which are on the front panel
for ease of connectivity.
DISPLAY
Blue/white LCD display wth three switchable modes of
operation with mode led indicators for each:
frequency actual frequency up to >768KHz
+/- ppm nominal sample rate with +/- ppm
error indication for 32,44.1,48,96
& 192KHz
+/-% Nominal sample rate with
percent pull up/down indication
for 32,44.1,48,96 & 192KHz
Accuracy 2ppm at all sample rates up to
768KHz
0.1 Hz increments @ 48KHz
sample rate
INDICATORS
AES/wordclock source select led indicators
AES/wordclock clock present led indicators
GENERAL
Power Supply:
Internal, Universal Input, 10 W
Power Requirement <6W
Fuse Rating T315mA for All voltages.
CONFORMING TO:
IEC127-2
Fuse Type 20mm x 5mm, Class 3 Slow -
Blow. 250Volt working
Dimensions: 1u, 19" Rack Mount, Depth
145 mm
Weight 1.7 kg
SPECIFICATION