Sperry Marine 4914-CA, Operation, Installation And Service Manual

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© 2014 Northrop Grumman Sperry Marine B.V.
This document and the information herein is the intellectual property of Northrop Grumman
Sperry Marine B.V. [NGSM BV] and it’s associate companies and may not be copied, reproduced
or translated without the express permission of NGSM BV.
Specifications were correct at time of press but may be varied in accordance with NGSM BV’s
policy of continuous product development.
Any technical content should be verified with NGSM BV.
Sperry Marine, with major engineering and support offices in New Malden, England, and
Hamburg, Germany, is part of the Northrop Grumman Navigation & Maritime Systems Division
N&MSD.
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F 30 Sep 2014 Updated version, polar waters recommendations added, recom-
mended install and EMC conditons added, spare parts amended.
E 11 Nov 2013 Factory setting menu (technical pages) amended, service setup 2
amended, installation procedure and power-up function test amended.
D 11 Sep 2013 Updated version, new service setup options (Course Bus, THS/HDT,
ROT filter) added; technical data amended, checklist procedures
added, spare parts added; chapter removal/installation added.
C 08 May 2008 Added new options (AD10 output, alarm mute relay, speed filter).
B 17 Nov 2006 Removed gyrosphere installation/service instructions. These are now
contained in separate documents delivered with the respective gyro-
sphere and container.
All information regarding the master PCB refers to the new PCB, stock
no. 20672.
A 18 Jan 2005 Initial release.