SIEMENS MMB3-ALD-UK Upgrade Kit for ALD on MMB-3 Main Motherboard Instruction Manual
- June 9, 2024
- SIEMENS
Table of Contents
SIEMENS MMB3-ALD-UK Upgrade Kit for ALD on MMB-3 Main Motherboard
OPERATION
The Model MMB3-ALD-UK Upgrade Kit provides the user with the materials to upgrade the ALD firmware on the MMB-3 main motherboard.
INSTALLATION
To upgrade the MMB-3 with new ALD firmware, remove the old U8 IC and replace it with the new U8 (P/N 161-549335) following the steps listed below.
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Remove all connections to MMB-3, including power and battery.
CAUTION Remove all system power before installation, first battery and then AC. -
Locate the IC to be upgraded on the MMB-3. (Refer to Figure 1.) The IC has a label attached to the top surface that indicates the IC number and the software revision currently installed. Make certain that the IC number on the module corresponds to the IC number in the replacement kit.
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Note where and how the IC is positioned on the module. Refer to Figure 1 to note position of notched corner on U8.
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Remove the old IC (U8) with the Extraction Tool provided. Do this by lifting one end of the IC slightly, then the other end. Continue this process until the IC comes free.
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Remove the new IC from the upgrade kit. Be careful to avoid static discharge.
IMPORTANT
Place the new IC in the same pin location on the socket as the one that was removed. If the IC is installed incorrectly, severe damage to the module can occur. -
Gently place the new IC in the same pin location on the socket as the one removed.
CAUTION
Be sure that the notched corner of U8 is positioned correctly. Check that the IC is properly seated in the sockets and that all the IC pins are properly aligned with the connectors. -
Discard the old IC.
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Re-install all connection to the MMB-3.
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Re-install all power connections to the MMB-3.
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Power up the system, AC first, then battery.
