The "01" suffix usually refers to a product revision or an internal batch rather than a standalone model number. To find the correct verified manual, you must first identify the primary board name (e.g., DH61WW, D945GCNL, or D865PERL).
The "01" manual lists for the CPU Vcore. Later revisions (manual "02") silently dropped to 6-phase. To verify you have a true "01" board, the manual instructs technicians to look for the ISL6367 PWM controller (Section 1.8.2, footnote). If you see an ISL95831, you have a later board, and the manual's overclocking stability charts do not apply. intel desktop board 01 manual verified
Unlike modern UEFI auto-detection tools, legacy Intel boards are unforgiving. Using an unverified manual can result in: The "01" suffix usually refers to a product
Explains how to use the BIOS Setup program, including maintenance menus and configuration jumpers. Later revisions (manual "02") silently dropped to 6-phase
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