Acer Inc: Ipisb-vr Rev 1.01 Manual

Instead, is most likely a motherboard model used inside certain Acer desktop computers (e.g., Acer Aspire M3970, AM3970, or similar models from the Sandy Bridge/Ivy Bridge era).

It’s important to clarify that as a standard laptop or desktop manual. Acer Inc Ipisb-vr Rev 1.01 Manual

If you tell me the (from the case sticker), I can help you find the direct download link to the official service guide. Instead, is most likely a motherboard model used