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September 08, 2026 3 min read
GE Security customer bulletin on the 2007 Daylight Saving Time rule change and required updates for NetworX security panels.
Customer Bulletin from GE Security addressing the 2007 Daylight Saving Time (DST) rule change and its impact on NetworX security control panels.
The Energy Policy Act of 2005 changed the starting and ending dates for Daylight Saving Time in the United States and Canada — beginning in 2007, DST starts on the second Sunday in March and ends on the first Sunday in November. This bulletin covers required changes for GE Security's NetworX line of panels to support the new DST rules.
Version 2 NX-4, NX-6, and NX-8 panels are not currently compliant with the new DST rules. New panels produced beginning with manufacturing date code 07057 allow the installer to specify any DST start and stop date. Panels shipped with the manual addendum have location 84 defaulted to the 2007 DST rules, requiring no further programming.
Made after December 2004, with the long main chip soldered directly to the board.
These panels can be flashed in the field with an NX-588E flash tool (available for purchase Q2 2007; flash files shipped with the 588E and posted on GESecurity.com). After the upgrade, location 84 allows DST start/stop dates to be changed — this must be programmed per addendum 466-2267A-networx-add.pdf for DST to update the time correctly. Automatic DST enable remains at location 37, segment 6, bit 4. DL900 V3.02 will allow remote DST changes (available Q2 2007). The panel does not need to be reprogrammed since the upgrade does not affect programming memory; GE Security still recommends fully testing the system after any upgrade.
Not currently DST compliant. A chip upgrade is available after 02/26/07 allowing the installer to specify any DST start and stop date. Panels shipped with the manual addendum default location 84 to the 2007 DST rules.
8E-based controls have a large square chip in a socket that can be replaced in the field.
After the upgrade, location 84 allows DST start/stop dates to be changed (program per addendum 466-2267A-networx-add.pdf). Automatic DST enable remains at location 37, segment 6, bit 4. DL900 V3.02 will allow remote DST changes (Q2 2007). Reprogramming of panel memory is not required, but full system testing after the upgrade is recommended.
None. Panels using schedule-based events (e.g. automatic arming) must have their time changed manually, either via the keypad or DL900.
Do not have automatic DST. Future release: none — time must be changed manually via keypad or DL900 for panels using schedule-based events.
Technical support: 888-GESECURity (437-3287), Monday–Friday, 5 a.m.–5 p.m. Pacific Time (excluding holidays). To order replacement chips, contact customer support at the same number. Email inquiries: nstechsrv@ge.com. View GE Security Recall and Technical Notifications at www.gesecurity.com/recalls.
Copyright © 2007, GE Security. All rights reserved.
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