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When the battery is in an AT computer motherboard(EPOX and Gigabyte) and the power is on, or when the battery is in an ATX motherboard (DFI) and the power supply is merely plugged in, there is no current drawn from the battery and so it& 8217;s expected life for this situation is 10 years. In an AT motherboard that is off or ATX motherboard that is & 8230;

Symptoms of motherboard battery on RADAR that should be replaced: The motherboard battery is responsible for powering the real-time clock circuitry that is responsible for the storage of the CMOS settings in the motherboard& 8217;s BIOS setup. If the battery no longer supplies power your RADAR may exhibit the following symptoms: • Incorrect system date and time • When booting up the RADAR the video monitor displays & 8220;System boot failure& 8221; • When booting up the RADAR the video monitor & 8220;NTLDR is Missing& 8221; • When booting up the RADAR the video monitor & 8220;CMOS Checksum Error& 8221; • RADAR does not output time code and other problems related to the Sync Processor board TOOLS REQUIRED _____________________________________ You will need the following tools to replace the motherboard battery • Phillips screwdriver • Small flathead jewel screwdriver • Replacement motherboard battery - CR2032 coin type 3V lithium battery The shelf life of a CR2032 battery is about 10 years. When the battery is in an AT computer motherboard (EPOX and Gigabyte) and the power is on, or when the battery is in an ATX motherboard (DFI) and the power supply is merely plugged in, there is no current drawn from the battery and so it& 8217;s expected life for this situation is 10 years. In an AT motherboard that is off or ATX motherboard that is unplugged, current is drawn from the battery. The expected life for this situation is 3 years. In a realistic situation, the AT motherboard is on and the ATX motherboard is plugged in for part of that time, so a realistic life expectancy for the battery would be more than 3 years. iZ recommends that the first replacement date for the motherboard battery should be 2 years from build date of unit. After the first replacement, the on-going replacement should be every 3 years after that. The invoice date or the date code in the RADAR serial number should be used as an accurate record for indicating the build date.

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MOTHERBOARD BATTERY REPLACEMENT PROCEDURE.pdf

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