2 Install V4.0 OS upgrade (AC-RH-4_0_14.tar).
AC-RH-4_0_14.tar is the WM100/1000 version.
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AC-MV-4_1_38.tar is the WM200/2000 version.
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For WM200/2000 this AC-MV-4_1_38 version is required to install V5R3.
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3 Install V4R1 release.
NOTE
You must use the latest GP.
4 Install V5R3 release.
Summit WM Maintenance Guide, Software Version 5.3
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